FPCN11 CWTO 110900
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 5:00 a.m. EDT Monday 11 August 2025 for
today and Tuesday.
The next scheduled forecast will be issued at 11:00 a.m. EDT.

City of Toronto.
Today..Sunny. Wind becoming south 20 km/h near noon. High 33. Humidex
40. UV index 8 or very high.
Tonight..Clear. Wind south 20 km/h becoming light this evening.
Low 22.
Tuesday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon with risk of a thunderstorm. High 33. Humidex 40. UV
index 8 or very high.

Windsor - Leamington - Essex County.
Today..Sunny this morning then a mix of sun and cloud with 30 percent
chance of showers this afternoon. Risk of a thunderstorm this
afternoon. Fog patches dissipating this morning. Wind becoming south
20 km/h gusting to 40 late this morning. High 33. Humidex 41. UV
index 9 or very high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Wind south 20 km/h gusting to
40 becoming light this evening. Low 22.
Tuesday..A mix of sun and cloud. 40 percent chance of showers late in
the afternoon with risk of a thunderstorm. Wind becoming south
20 km/h late in the morning. High 32. Humidex 38. UV index 9 or very
high.

Chatham-Kent - Rondeau Park.
Today..Sunny early this morning then a mix of sun and cloud with
30 percent chance of showers this afternoon. Risk of a thunderstorm
this afternoon. Fog patches dissipating this morning. High 33.
Humidex 41. UV index 9 or very high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Low 22.
Tuesday..A mix of sun and cloud. 40 percent chance of showers late in
the afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the afternoon. High 32. Humidex 38. UV index 9 or very
high.

Sarnia - Petrolia - Western Lambton County.
Today..Sunny early this morning then a mix of sun and cloud with
30 percent chance of showers this afternoon. Risk of a thunderstorm
this afternoon. Fog patches dissipating this morning. Wind becoming
south 20 km/h gusting to 40 this morning. High 33. Humidex 40. UV
index 8 or very high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Wind south 20 km/h gusting to
40 becoming light late this evening. Low 21.
Tuesday..Mainly cloudy. 40 percent chance of showers in the afternoon
with risk of a thunderstorm. Wind becoming south 20 km/h late in the
morning. High 32. Humidex 39. UV index 8 or very high.

Watford - Pinery Park - Eastern Lambton County.
Today..Sunny this morning then a mix of sun and cloud with 30 percent
chance of showers this afternoon. Risk of a thunderstorm this
afternoon. Fog patches dissipating this morning. High 33. Humidex
40. UV index 8 or very high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Low 21.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h late in the morning. High 32. Humidex 39. UV index 9 or very
high.

Rodney - Shedden - Western Elgin County.
Today..Mainly sunny. Fog patches dissipating this morning. Wind
becoming south 20 km/h this afternoon. High 33. Humidex 41. UV
index 8 or very high.
Tonight..Clear. Becoming partly cloudy this evening. Low 22.
Tuesday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the afternoon. High 31. Humidex 38. UV index 9 or very
high.

St. Thomas - Aylmer - Eastern Elgin County.
Today..Mainly sunny. Fog patches dissipating this morning. High 33.
Humidex 41. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy this evening. Low 22.
Tuesday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
30 km/h late in the afternoon. High 31. Humidex 38. UV index 9 or
very high.

Strathroy - Komoka - Western Middlesex County.
Today..Mainly sunny. Fog patches dissipating this morning. Wind
becoming south 20 km/h late this morning. High 33. Humidex 40. UV
index 8 or very high.
Tonight..Partly cloudy. Wind south 20 km/h becoming light this
evening. Low 21.
Tuesday..Mainly cloudy. 40 percent chance of showers in the afternoon
with risk of a thunderstorm. Wind becoming southwest 20 km/h gusting
to 40 late in the morning. High 32. Humidex 39. UV index 8 or very
high.

London - Parkhill - Eastern Middlesex County.
Today..Mainly sunny. Fog patches dissipating this morning. Wind
becoming south 20 km/h late this morning. High 33. Humidex 40. UV
index 8 or very high.
Tonight..A few clouds. Wind south 20 km/h becoming light this
evening. Low 21.
Tuesday..Mainly cloudy. 40 percent chance of showers in the afternoon
with risk of a thunderstorm. Wind becoming southwest 20 km/h gusting
to 40 late in the morning. High 32. Humidex 39. UV index 8 or very
high.

Simcoe - Delhi - Norfolk.
Today..Sunny. Fog patches dissipating this morning. High 33. Humidex
41. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy after midnight. Fog patches
developing after midnight. Low 22.
Tuesday..A mix of sun and cloud. Fog patches dissipating in the
morning. Wind becoming southwest 20 km/h late in the morning.
High 31. Humidex 38. UV index 9 or very high.

Dunnville - Caledonia - Haldimand.
Today..Sunny. Fog patches dissipating this morning. Wind becoming
southwest 20 km/h this afternoon. High 33. Humidex 41. UV index 8 or
very high.
Tonight..Clear. Becoming partly cloudy after midnight. Fog patches
developing after midnight. Low 22.
Tuesday..A mix of sun and cloud. Fog patches dissipating in the
morning. Wind becoming southwest 20 km/h in the afternoon. High 33.
Humidex 40. UV index 9 or very high.

Woodstock - Tillsonburg - Oxford County.
Today..Mainly sunny. Fog patches dissipating this morning. Wind
becoming south 20 km/h late this morning. High 33. Humidex 40. UV
index 8 or very high.
Tonight..A few clouds. Wind southwest 20 km/h becoming light this
evening. Low 21.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h gusting to 40 late in the morning. High 31. Humidex 38. UV
index 8 or very high.

Brantford - County of Brant.
Today..Mainly sunny. Fog patches dissipating this morning. Wind
becoming southwest 20 km/h this afternoon. High 33. Humidex 41. UV
index 8 or very high.
Tonight..Clear. Becoming partly cloudy after midnight. Fog patches
developing after midnight. Low 22.
Tuesday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon with risk of a thunderstorm. Fog patches dissipating in
the morning. Wind becoming southwest 30 km/h late in the morning.
High 33. Humidex 40. UV index 9 or very high.

Niagara Falls - Welland - Southern Niagara Region.
Today..Sunny. Fog patches dissipating this morning. Wind southwest
20 km/h becoming light late this morning. High 33. Humidex 41. UV
index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 22.
Tuesday..Mainly cloudy. Clearing early in the afternoon. Fog patches
dissipating in the morning. Wind becoming southwest 20 km/h in the
morning. High 33. Humidex 40. UV index 9 or very high.

St. Catharines - Grimsby - Northern Niagara Region.
Today..Sunny. Fog patches dissipating this morning. Wind becoming
southwest 20 km/h this morning. High 33. Humidex 41. UV index 8 or
very high.
Tonight..Clear. Fog patches developing after midnight. Wind southwest
20 km/h becoming light this evening. Low 22.
Tuesday..Mainly cloudy. Clearing in the afternoon. Fog patches
dissipating in the morning. Wind becoming southwest 20 km/h gusting
to 40 late in the morning. High 33. Humidex 40. UV index 9 or very
high.

City of Hamilton.
Today..Sunny. Fog patches dissipating this morning. Wind becoming
southwest 20 km/h this afternoon. High 33. Humidex 41. UV index 8 or
very high.
Tonight..Clear. Becoming partly cloudy overnight. Fog patches
developing after midnight. Wind southwest 20 km/h becoming light
this evening. Low 22.
Tuesday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon with risk of a thunderstorm. Fog patches dissipating in
the morning. Wind becoming southwest 20 km/h gusting to 40 late in
the morning. High 33. Humidex 40. UV index 9 or very high.

Burlington - Oakville.
Today..Sunny. Wind becoming southwest 20 km/h this afternoon.
High 33. Humidex 40. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy before morning. Wind southwest
20 km/h becoming light this evening. Low 22.
Tuesday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming south 20 km/h
gusting to 40 late in the morning then light in the afternoon.
High 33. Humidex 40. UV index 8 or very high.

Halton Hills - Milton.
Today..Sunny. Becoming a mix of sun and cloud near noon. Wind
becoming southwest 20 km/h this afternoon. High 33. Humidex 40. UV
index 8 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
Low 22.
Tuesday..Increasing cloudiness early in the morning. 30 percent
chance of showers in the afternoon with risk of a thunderstorm. Wind
becoming southwest 20 km/h gusting to 40 late in the morning.
High 33. Humidex 40. UV index 8 or very high.

Mississauga - Brampton.
Today..Sunny. Wind becoming south 20 km/h gusting to 40 late this
morning. High 33. Humidex 40. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy before morning. Wind southwest
20 km/h becoming light this evening. Low 22.
Tuesday..Increasing cloudiness early in the morning. 30 percent
chance of showers in the afternoon with risk of a thunderstorm.
High 33. Humidex 40. UV index 8 or very high.

Caledon.
Today..Sunny. Becoming a mix of sun and cloud near noon. Wind
becoming southwest 20 km/h late this morning. High 33. Humidex 40.
UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy after midnight. Wind southwest
20 km/h becoming light this evening. Low 20.
Tuesday..Increasing cloudiness early in the morning. 40 percent
chance of showers in the afternoon with risk of a thunderstorm. Wind
becoming southwest 20 km/h gusting to 40 in the morning. High 31.
Humidex 40. UV index 8 or very high.

Vaughan - Richmond Hill - Markham.
Today..Sunny. Wind becoming south 20 km/h gusting to 40 late this
morning. High 33. Humidex 40. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy before morning. Wind south
30 km/h becoming light this evening. Low 22.
Tuesday..Mainly cloudy. 30 percent chance of showers in the afternoon
with risk of a thunderstorm. Wind becoming west 20 km/h gusting to
40 late in the morning then north 30 late in the afternoon. High 33.
Humidex 40. UV index 8 or very high.

Newmarket - Georgina - Northern York Region.
Today..Sunny. Wind becoming south 20 km/h gusting to 40 late this
morning. High 33. Humidex 40. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy after midnight. Wind south
20 km/h becoming light this evening. Low 20.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h gusting to 40 late in the morning then becoming northwest
20. High 31. Humidex 38. UV index 8 or very high.

Pickering - Oshawa - Southern Durham Region.
Today..Sunny. Fog patches dissipating this morning. High 32. Humidex
37. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 21.
Tuesday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon with risk of a thunderstorm. Fog patches dissipating in
the morning. Wind becoming south 20 km/h gusting to 40 late in the
morning then becoming west 20. High 31. Humidex 37. UV index 9 or
very high.

Uxbridge - Beaverton - Northern Durham Region.
Today..Sunny. Wind becoming south 20 km/h gusting to 40 late this
morning. High 33. Humidex 40. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy overnight. Wind south 20 km/h
becoming light this evening. Low 18.
Tuesday..Increasing cloudiness. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h late in the morning. High 31. Humidex 38. UV index 8 or very
high.

Goderich - Bluewater - Southern Huron County.
Today..Sunny this morning then a mix of sun and cloud with 30 percent
chance of showers this afternoon. Risk of a thunderstorm this
afternoon. Wind becoming south 20 km/h this morning. High 32.
Humidex 40. UV index 8 or very high.
Tonight..Cloudy. 30 percent chance of showers early this evening.
Becoming partly cloudy late this evening. Risk of a thunderstorm
early this evening. Wind southeast 20 km/h becoming light late this
evening. Low 21.
Tuesday..Mainly cloudy. 60 percent chance of showers late in the
morning and in the afternoon with risk of a thunderstorm. Wind
becoming south 30 km/h gusting to 50 in the afternoon. High 29.
Humidex 37. UV index 8 or very high.

Wingham - Blyth - Northern Huron County.
Today..Sunny this morning then a mix of sun and cloud with 30 percent
chance of showers this afternoon. Risk of a thunderstorm this
afternoon. Wind becoming south 20 km/h gusting to 40 this morning.
High 32. Humidex 40. UV index 8 or very high.
Tonight..Mainly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Wind southwest 20 km/h gusting
to 40 becoming light late this evening. Low 21.
Tuesday..Mainly cloudy. 60 percent chance of showers late in the
morning and in the afternoon with risk of a thunderstorm. Wind
becoming southwest 20 km/h gusting to 40 in the morning. High 29.
Humidex 37. UV index 7 or high.

Stratford - Mitchell - Southern Perth County.
Today..Sunny early this morning then a mix of sun and cloud with
30 percent chance of showers late this afternoon. Wind becoming
south 20 km/h late this morning. High 33. Humidex 40. UV index 8 or
very high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening. Wind south 20 km/h becoming west 20 gusting to 40 then
light late this evening. Low 20.
Tuesday..Becoming cloudy in the morning with 40 percent chance of
showers in the afternoon. Risk of a thunderstorm in the afternoon.
Wind becoming southwest 20 km/h gusting to 40 late in the morning.
High 30. Humidex 39. UV index 7 or high.

Listowel - Milverton - Northern Perth County.
Today..Sunny this morning then a mix of sun and cloud with 30 percent
chance of showers late this afternoon. Wind becoming south 20 km/h
gusting to 40 late this morning. High 32. Humidex 39. UV index 8 or
very high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening. Wind southwest 20 km/h gusting to 40 becoming light late
this evening. Low 20.
Tuesday..Becoming cloudy in the morning with 40 percent chance of
showers in the afternoon. Risk of a thunderstorm in the afternoon.
Wind becoming southwest 20 km/h gusting to 40 late in the morning.
High 29. Humidex 36. UV index 7 or high.

Kitchener - Cambridge - Region of Waterloo.
Today..Sunny. Becoming a mix of sun and cloud near noon. Wind
becoming southwest 20 km/h late this morning. High 33. Humidex 40.
UV index 8 or very high.
Tonight..A few clouds. Wind southwest 20 km/h becoming light this
evening. Low 20.
Tuesday..Increasing cloudiness early in the morning. 40 percent
chance of showers in the afternoon with risk of a thunderstorm. Wind
becoming southwest 20 km/h gusting to 40 late in the morning.
High 31. Humidex 40. UV index 8 or very high.

Guelph - Erin - Southern Wellington County.
Today..Sunny. Becoming a mix of sun and cloud near noon. Wind
becoming southwest 20 km/h this afternoon. High 33. Humidex 40. UV
index 8 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
Low 20.
Tuesday..Increasing cloudiness early in the morning. 40 percent
chance of showers in the afternoon with risk of a thunderstorm. Wind
becoming southwest 20 km/h gusting to 40 late in the morning.
High 31. Humidex 40. UV index 8 or very high.

Mount Forest - Arthur - Northern Wellington County.
Today..Sunny this morning then a mix of sun and cloud with 30 percent
chance of showers late this afternoon. Wind becoming south 20 km/h
late this morning. High 32. Humidex 39. UV index 8 or very high. Tonight..Partly cloudy. 30 percent chance of showers early this
evening. Wind south 20 km/h becoming light this evening. Low 20. Tuesday..Becoming cloudy in the morning with 40 percent chance of
showers in the afternoon. Risk of a thunderstorm in the afternoon.
Wind becoming southwest 20 km/h gusting to 40 late in the morning.
High 29. Humidex 36. UV index 6 or high.

Orangeville - Grand Valley - Southern Dufferin County.
Today..Sunny this morning then a mix of sun and cloud with 30 percent
chance of showers late this afternoon. Wind becoming southwest
20 km/h late this morning. High 32. Humidex 39. UV index 8 or very
high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening. Wind southwest 20 km/h becoming light late this evening.
Low 20.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h gusting to 40 in the morning. High 30. Humidex 36. UV
index 8 or very high.

Shelburne - Mansfield - Northern Dufferin County.
Today..Sunny this morning then a mix of sun and cloud with 30 percent
chance of showers this afternoon. Wind becoming southwest 20 km/h
this morning. High 32. Humidex 39. UV index 8 or very high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening. Wind southwest 20 km/h becoming light late this evening.
Low 20.
Tuesday..Mainly cloudy. 40 percent chance of showers late in the
morning and in the afternoon with risk of a thunderstorm. Wind
becoming southwest 20 km/h gusting to 40 in the morning. High 29.
Humidex 36. UV index 8 or very high.

Innisfil - New Tecumseth - Angus.
Today..Sunny this morning then a mix of sun and cloud with 30 percent
chance of showers late this afternoon. Wind becoming southwest
20 km/h late this morning. High 33. Humidex 40. UV index 8 or very
high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening. Wind southwest 20 km/h becoming light this evening. Low 20. Tuesday..Mainly cloudy. 40 percent chance of showers in the afternoon
with risk of a thunderstorm. Wind becoming southwest 20 km/h gusting
to 40 in the morning then light in the afternoon. High 30. Humidex
36. UV index 8 or very high.

Saugeen Shores - Kincardine - Southern Bruce County.
Today..Sunny this morning then a mix of sun and cloud with 30 percent
chance of showers this afternoon. Risk of a thunderstorm this
afternoon. Wind becoming southwest 20 km/h gusting to 40 this
morning. High 32. Humidex 40. UV index 8 or very high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening and overnight. Risk of a thunderstorm early this evening.
Wind southwest 20 km/h becoming light this evening. Low 21.
Tuesday..A mix of sun and cloud. 60 percent chance of showers late in
the morning and in the afternoon with risk of a thunderstorm. Wind
becoming south 20 km/h gusting to 40 late in the morning. High 29.
Humidex 37. UV index 8 or very high.

Bruce Peninsula - Sauble Beach - Tobermory.
Today..Sunny this morning and early this afternoon then a mix of sun
and cloud with 30 percent chance of showers this afternoon. Risk of
a thunderstorm this afternoon. Wind southwest 30 km/h gusting to 50.
High 30. Humidex 38. UV index 8 or very high.
Tonight..Mainly cloudy. 30 percent chance of showers early this
evening and overnight. Risk of a thunderstorm early this evening.
Wind southwest 30 km/h gusting to 50 becoming light late this
evening. Low 21.
Tuesday..A mix of sun and cloud with 30 percent chance of showers.
Risk of a thunderstorm in the afternoon. Wind becoming south 20 km/h
late in the morning. High 28. Humidex 36. UV index 8 or very high.

Hanover - Dundalk - Southern Grey County.
Today..Sunny. Increasing cloudiness this afternoon then 30 percent
chance of showers later this afternoon. Risk of a thunderstorm this
afternoon. Wind becoming south 20 km/h gusting to 40 this morning.
High 32. Humidex 40. UV index 8 or very high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening and overnight. Risk of a thunderstorm early this evening.
Wind southwest 20 km/h gusting to 40 becoming light this evening.
Low 21.
Tuesday..Becoming cloudy in the morning with 60 percent chance of
showers late in the morning and in the afternoon. Risk of a
thunderstorm late in the morning and in the afternoon. Wind becoming
west 20 km/h gusting to 40 in the morning. High 29. Humidex 37. UV
index 6 or high.

Owen Sound - Blue Mountains - Northern Grey County.
Today..Sunny this morning then a mix of sun and cloud with 30 percent
chance of showers this afternoon. Risk of a thunderstorm this
afternoon. Wind becoming southwest 20 km/h gusting to 40 late this
morning. High 32. Humidex 40. UV index 8 or very high.
Tonight..Mainly cloudy. 30 percent chance of showers early this
evening and overnight. Risk of a thunderstorm early this evening.
Wind southwest 20 km/h gusting to 40 becoming light this evening.
Low 21.
Tuesday..A mix of sun and cloud. 60 percent chance of showers late in
the morning and in the afternoon with risk of a thunderstorm. Wind
becoming southwest 30 km/h late in the afternoon. High 29. Humidex
37. UV index 9 or very high.

Barrie - Collingwood - Hillsdale.
Today..Sunny this morning and early this afternoon then a mix of sun
and cloud with 30 percent chance of showers this afternoon. Wind
becoming south 20 km/h gusting to 40 late this morning. High 33.
Humidex 41. UV index 8 or very high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening. Wind south 20 km/h gusting to 40 becoming light this
evening. Low 21.
Tuesday..Mainly cloudy. 40 percent chance of showers late in the
morning and in the afternoon with risk of a thunderstorm. Wind
becoming northeast 20 km/h late in the morning then becoming
southwest 20 gusting to 40 late in the afternoon. High 30. Humidex
38. UV index 8 or very high.

Midland - Coldwater - Orr Lake.
Today..Sunny early this morning then a mix of sun and cloud with
30 percent chance of showers this afternoon. Wind becoming south
20 km/h this afternoon. High 32. Humidex 40. UV index 8 or very
high.
Tonight..Mainly cloudy. 30 percent chance of showers early this
evening. Wind west 20 km/h becoming light this evening. Low 21.
Tuesday..A mix of sun and cloud. 40 percent chance of showers late in
the morning and in the afternoon with risk of a thunderstorm. Wind
becoming west 20 km/h late in the morning. High 30. Humidex 38. UV
index 8 or very high.

Orillia - Lagoon City - Washago.
Today..Sunny this morning and early this afternoon then a mix of sun
and cloud with 30 percent chance of showers this afternoon. Wind
becoming south 20 km/h this afternoon. High 33. Humidex 41. UV
index 8 or very high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening. Wind south 20 km/h becoming light late this evening.
Low 21.
Tuesday..A mix of sun and cloud. 40 percent chance of showers late in
the morning and in the afternoon with risk of a thunderstorm. Wind
becoming west 20 km/h late in the morning. High 30. Humidex 38. UV
index 8 or very high.

Cobourg - Colborne - Western Northumberland County.
Today..Sunny. Fog patches dissipating this morning. High 31. Humidex
36. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 21.
Tuesday..Sunny early in the morning then a mix of sun and cloud with
30 percent chance of showers late in the afternoon. Risk of a
thunderstorm late in the afternoon. Fog patches dissipating in the
morning. High 31. Humidex 37. UV index 8 or very high.

Belleville - Quinte West - Eastern Northumberland County.
Today..Sunny. Fog patches dissipating this morning. High 31. Humidex
36. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 21.
Tuesday..Sunny early in the morning then a mix of sun and cloud with
30 percent chance of showers late in the afternoon. Risk of a
thunderstorm late in the afternoon. Fog patches dissipating in the
morning. High 31. Humidex 37. UV index 8 or very high.

Picton - Sandbanks Park.
Today..Sunny. Fog patches dissipating this morning. High 31. Humidex
36. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 21.
Tuesday..Sunny early in the morning then a mix of sun and cloud with
30 percent chance of showers late in the afternoon. Risk of a
thunderstorm late in the afternoon. Fog patches dissipating in the
morning. High 31. Humidex 37. UV index 8 or very high.

Napanee - Consecon.
Today..Sunny. Fog patches dissipating this morning. High 31. Humidex
36. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 21.
Tuesday..Sunny early in the morning then a mix of sun and cloud with
30 percent chance of showers late in the afternoon. Risk of a
thunderstorm late in the afternoon. Fog patches dissipating in the
morning. High 31. Humidex 37. UV index 8 or very high.

Kingston - Odessa - Frontenac Islands.
Today..Sunny. Fog patches dissipating this morning. High 31. Humidex
36. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 21.
Tuesday..Sunny in the morning then a mix of sun and cloud with
30 percent chance of showers late in the afternoon. Risk of a
thunderstorm late in the afternoon. Fog patches dissipating in the
morning. High 31. Humidex 37. UV index 8 or very high.

Lindsay - Southern Kawartha Lakes.
Today..Sunny. Wind becoming south 20 km/h late this morning. High 33.
Humidex 40. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy before morning. Wind south
20 km/h becoming light this evening. Low 20.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming south 20 km/h
late in the morning. High 32. Humidex 38. UV index 9 or very high.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Today..Sunny. Wind becoming south 30 km/h late this morning. High 33.
Humidex 40. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy overnight. Wind south 20 km/h
becoming light this evening. Low 20.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming south 20 km/h
late in the morning. High 30. Humidex 37. UV index 8 or very high.

Peterborough City - Lakefield - Southern Peterborough County.
Today..Sunny. High 33. Humidex 40. UV index 8 or very high.
Tonight..Clear. Low 20.
Tuesday..Mainly sunny. Increasing cloudiness in the morning then
40 percent chance of showers in the afternoon. Risk of a
thunderstorm in the afternoon. Wind becoming south 20 km/h late in
the morning. High 32. Humidex 38. UV index 9 or very high.

Apsley - Woodview - Northern Peterborough County.
Today..Sunny. Wind becoming south 20 km/h late this morning. High 33.
Humidex 40. UV index 8 or very high.
Tonight..Clear. Wind south 20 km/h becoming light this evening.
Low 19.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the morning. High 31. Humidex 38. UV index 8 or very
high.

Stirling - Tweed - Madoc.
Today..Sunny. Fog patches dissipating this morning. Wind becoming
south 20 km/h this afternoon. High 32. Humidex 37. UV index 8 or
very high.
Tonight..Clear. Fog patches developing after midnight. Low 21.
Tuesday..Sunny early in the morning then a mix of sun and cloud with
30 percent chance of showers late in the afternoon. Risk of a
thunderstorm late in the afternoon. Fog patches dissipating in the
morning. Wind becoming south 20 km/h gusting to 40 late in the
morning. High 33. Humidex 39. UV index 8 or very high.

Tamworth - Sydenham - South Frontenac.
Today..Sunny. Fog patches dissipating this morning. High 32. Humidex
37. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 21.
Tuesday..Sunny in the morning then a mix of sun and cloud with
30 percent chance of showers late in the afternoon. Risk of a
thunderstorm late in the afternoon. Fog patches dissipating in the
morning. Wind becoming southwest 20 km/h in the afternoon. High 33.
Humidex 39. UV index 8 or very high.

Kaladar - Bannockburn - Bon Echo Park.
Today..Sunny. Wind becoming south 20 km/h late this morning. High 34.
Humidex 39. UV index 8 or very high.
Tonight..Clear. Low 19.
Tuesday..Sunny early in the morning then a mix of sun and cloud with
40 percent chance of showers in the afternoon. Risk of a
thunderstorm in the afternoon. Wind becoming southwest 20 km/h
gusting to 40 late in the morning. High 33. Humidex 39. UV index 8
or very high.

Bancroft - Hastings Highlands - Denbigh.
Today..Sunny. Wind becoming south 20 km/h this morning. High 33.
Humidex 40. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy before morning. Wind south
20 km/h becoming light this evening. Low 18.
Tuesday..Mainly cloudy. 40 percent chance of showers in the afternoon
with risk of a thunderstorm. Wind becoming southwest 20 km/h gusting
to 40 in the morning. High 30. Humidex 38. UV index 8 or very high.

Gananoque - Mallorytown.
Today..Sunny. High 34. Humidex 42. UV index 8 or very high.
Tonight..Clear. Low 21.
Tuesday..Sunny. Wind becoming southwest 20 km/h in the morning.
High 34. Humidex 40. UV index 8 or very high.

Brockville - Prescott.
Today..Sunny. Wind south 20 km/h becoming light late this morning.
High 34. Humidex 42. UV index 8 or very high.
Tonight..Clear. Low 21.
Tuesday..Sunny. Wind becoming southwest 20 km/h gusting to 40 late in
the morning. High 34. Humidex 40. UV index 8 or very high.

Westport - Charleston Lake.
Today..Sunny. High 34. Humidex 42. UV index 8 or very high.
Tonight..Clear. Low 21.
Tuesday..Sunny. Wind becoming southwest 20 km/h gusting to 40 late in
the morning. High 34. Humidex 40. UV index 8 or very high.

Merrickville-Wolford - Kemptville.
Today..Sunny. Wind becoming southwest 20 km/h this afternoon.
High 34. Humidex 42. UV index 8 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
Low 21.
Tuesday..Sunny. Wind becoming southwest 20 km/h gusting to 40 late in
the morning. High 34. Humidex 40. UV index 8 or very high.

Ottawa North - Kanata - Orl‚ans.
Today..Sunny. High 35. Humidex 43. UV index 8 or very high.
Tonight..Clear. Low 21.
Tuesday..Sunny in the morning then a mix of sun and cloud with
30 percent chance of showers late in the afternoon. Risk of a
thunderstorm late in the afternoon. Wind becoming southwest 20 km/h
gusting to 40 late in the morning. High 35. Humidex 41. UV index 8
or very high.

Continued in next message...

--- up 1 week, 2 days, 22 hours, 58 minutes
* Origin: Northern Realms (1:229/664)

FPCN11 CWTO 111500
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 11:00 a.m. EDT Monday 11 August 2025 for
today and Tuesday.
The next scheduled forecast will be issued at 3:30 p.m. EDT.

City of Toronto.
Today..Mainly sunny. Wind south 20 km/h. High 33. Humidex 40. UV
index 8 or very high.
Tonight..Clear. Wind south 20 km/h becoming light this evening.
Low 22.
Tuesday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon with risk of a thunderstorm. High 33. Humidex 40. UV
index 8 or very high.

Windsor - Leamington - Essex County.
Today..Sunny near noon then a mix of sun and cloud with 30 percent
chance of showers this afternoon. Risk of a thunderstorm this
afternoon. Wind south 20 km/h gusting to 40. High 33. Humidex 41. UV
index 9 or very high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Wind south 20 km/h gusting to
40 becoming light this evening. Low 22.
Tuesday..A mix of sun and cloud. 40 percent chance of showers late in
the afternoon with risk of a thunderstorm. Wind becoming south
20 km/h late in the morning. High 32. Humidex 38. UV index 9 or very
high.

Chatham-Kent - Rondeau Park.
Today..Sunny early this afternoon then a mix of sun and cloud with
30 percent chance of showers this afternoon. Risk of a thunderstorm
this afternoon. Wind becoming south 20 km/h gusting to 40 late this
afternoon. High 33. Humidex 41. UV index 9 or very high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Wind south 20 km/h gusting to
40 becoming light this evening. Low 22.
Tuesday..A mix of sun and cloud. 40 percent chance of showers late in
the afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the afternoon. High 32. Humidex 38. UV index 9 or very
high.

Sarnia - Petrolia - Western Lambton County.
Today..Sunny early this afternoon then a mix of sun and cloud with
30 percent chance of showers this afternoon. Risk of a thunderstorm
this afternoon. Wind south 20 km/h gusting to 40. High 33. Humidex
40. UV index 8 or very high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Wind south 20 km/h gusting to
40 becoming light late this evening. Low 21.
Tuesday..Mainly cloudy. 40 percent chance of showers in the afternoon
with risk of a thunderstorm. Wind becoming south 20 km/h late in the
morning. High 32. Humidex 39. UV index 8 or very high.

Watford - Pinery Park - Eastern Lambton County.
Today..Sunny early this afternoon then a mix of sun and cloud with
30 percent chance of showers this afternoon. Risk of a thunderstorm
this afternoon. Wind becoming southwest 20 km/h this afternoon.
High 33. Humidex 40. UV index 8 or very high.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Wind southwest 20 km/h becoming
light this evening. Low 21.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h late in the morning. High 32. Humidex 39. UV index 9 or very
high.

Rodney - Shedden - Western Elgin County.
Today..Sunny. Wind becoming south 20 km/h this afternoon. High 33.
Humidex 41. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy this evening. Wind south
20 km/h becoming light this evening. Low 22.
Tuesday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the afternoon. High 31. Humidex 38. UV index 9 or very
high.

St. Thomas - Aylmer - Eastern Elgin County.
Today..Sunny. Wind becoming south 20 km/h this afternoon. High 33.
Humidex 41. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy this evening. Wind south
20 km/h becoming light this evening. Low 22.
Tuesday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
30 km/h late in the afternoon. High 31. Humidex 38. UV index 9 or
very high.

Strathroy - Komoka - Western Middlesex County.
Today..Sunny. Wind south 20 km/h. High 33. Humidex 40. UV index 8 or
very high.
Tonight..Partly cloudy. Wind south 20 km/h becoming light this
evening. Low 21.
Tuesday..Mainly cloudy. 40 percent chance of showers in the afternoon
with risk of a thunderstorm. Wind becoming southwest 20 km/h gusting
to 40 late in the morning. High 32. Humidex 39. UV index 8 or very
high.

London - Parkhill - Eastern Middlesex County.
Today..Sunny. Wind south 20 km/h. High 33. Humidex 40. UV index 8 or
very high.
Tonight..A few clouds. Wind south 20 km/h becoming light this
evening. Low 21.
Tuesday..Mainly cloudy. 40 percent chance of showers in the afternoon
with risk of a thunderstorm. Wind becoming southwest 20 km/h gusting
to 40 late in the morning. High 32. Humidex 39. UV index 8 or very
high.

Simcoe - Delhi - Norfolk.
Today..Sunny. Wind becoming southwest 20 km/h this afternoon.
High 33. Humidex 41. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy after midnight. Fog patches
developing after midnight. Wind southwest 20 km/h becoming light
this evening. Low 22.
Tuesday..A mix of sun and cloud. Fog patches dissipating in the
morning. Wind becoming southwest 20 km/h late in the morning.
High 31. Humidex 38. UV index 9 or very high.

Dunnville - Caledonia - Haldimand.
Today..Sunny. Wind becoming southwest 20 km/h this afternoon.
High 33. Humidex 41. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy after midnight. Fog patches
developing after midnight. Wind southwest 20 km/h becoming light
this evening. Low 22.
Tuesday..A mix of sun and cloud. Fog patches dissipating in the
morning. Wind becoming southwest 20 km/h in the afternoon. High 33.
Humidex 40. UV index 9 or very high.

Woodstock - Tillsonburg - Oxford County.
Today..Sunny. Wind south 20 km/h. High 33. Humidex 40. UV index 8 or
very high.
Tonight..A few clouds. Wind southwest 20 km/h becoming light this
evening. Low 21.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h gusting to 40 late in the morning. High 31. Humidex 38. UV
index 8 or very high.

Brantford - County of Brant.
Today..Sunny. Wind becoming southwest 20 km/h this afternoon.
High 33. Humidex 41. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy after midnight. Fog patches
developing after midnight. Wind southwest 20 km/h becoming light
this evening. Low 22.
Tuesday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon with risk of a thunderstorm. Fog patches dissipating in
the morning. Wind becoming southwest 30 km/h late in the morning.
High 33. Humidex 40. UV index 9 or very high.

Niagara Falls - Welland - Southern Niagara Region.
Today..Sunny. Wind southwest 20 km/h. High 33. Humidex 41. UV index 8
or very high.
Tonight..Clear. Fog patches developing after midnight. Wind southwest
20 km/h becoming light this evening. Low 22.
Tuesday..Mainly cloudy. Clearing early in the afternoon. Fog patches
dissipating in the morning. Wind becoming southwest 20 km/h in the
morning. High 33. Humidex 40. UV index 9 or very high.

St. Catharines - Grimsby - Northern Niagara Region.
Today..Sunny. Wind southwest 20 km/h. High 33. Humidex 41. UV index 8
or very high.
Tonight..Clear. Fog patches developing after midnight. Wind southwest
20 km/h becoming light this evening. Low 22.
Tuesday..Mainly cloudy. Clearing in the afternoon. Fog patches
dissipating in the morning. Wind becoming southwest 20 km/h gusting
to 40 late in the morning. High 33. Humidex 40. UV index 9 or very
high.

City of Hamilton.
Today..Sunny. Wind becoming southwest 20 km/h this afternoon.
High 33. Humidex 41. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy overnight. Fog patches
developing after midnight. Wind southwest 20 km/h becoming light
this evening. Low 22.
Tuesday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon with risk of a thunderstorm. Fog patches dissipating in
the morning. Wind becoming southwest 20 km/h gusting to 40 late in
the morning. High 33. Humidex 40. UV index 9 or very high.

Burlington - Oakville.
Today..Mainly sunny. Wind becoming southwest 20 km/h this afternoon.
High 33. Humidex 40. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy before morning. Wind southwest
20 km/h becoming light this evening. Low 22.
Tuesday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming south 20 km/h
gusting to 40 late in the morning then light in the afternoon.
High 33. Humidex 40. UV index 8 or very high.

Halton Hills - Milton.
Today..Mainly sunny. Wind becoming southwest 20 km/h this afternoon.
High 33. Humidex 40. UV index 8 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
Low 22.
Tuesday..Increasing cloudiness early in the morning. 30 percent
chance of showers in the afternoon with risk of a thunderstorm. Wind
becoming southwest 20 km/h gusting to 40 late in the morning.
High 33. Humidex 40. UV index 8 or very high.

Mississauga - Brampton.
Today..Mainly sunny. Wind south 20 km/h gusting to 40. High 33.
Humidex 40. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy before morning. Wind southwest
20 km/h becoming light this evening. Low 22.
Tuesday..Increasing cloudiness early in the morning. 30 percent
chance of showers in the afternoon with risk of a thunderstorm.
High 33. Humidex 40. UV index 8 or very high.

Caledon.
Today..Mainly sunny. Wind southwest 20 km/h. High 33. Humidex 40. UV
index 8 or very high.
Tonight..Clear. Becoming partly cloudy after midnight. Wind southwest
20 km/h becoming light this evening. Low 20.
Tuesday..Increasing cloudiness early in the morning. 40 percent
chance of showers in the afternoon with risk of a thunderstorm. Wind
becoming southwest 20 km/h gusting to 40 in the morning. High 31.
Humidex 40. UV index 8 or very high.

Vaughan - Richmond Hill - Markham.
Today..Mainly sunny. Wind south 20 km/h gusting to 40. High 33.
Humidex 40. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy before morning. Wind south
30 km/h becoming light this evening. Low 22.
Tuesday..Mainly cloudy. 30 percent chance of showers in the afternoon
with risk of a thunderstorm. Wind becoming west 20 km/h gusting to
40 late in the morning then north 30 late in the afternoon. High 33.
Humidex 40. UV index 8 or very high.

Newmarket - Georgina - Northern York Region.
Today..Mainly sunny. Wind south 20 km/h gusting to 40. High 33.
Humidex 40. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy after midnight. Wind south
20 km/h becoming light this evening. Low 20.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h gusting to 40 late in the morning then becoming northwest
20. High 31. Humidex 38. UV index 8 or very high.

Pickering - Oshawa - Southern Durham Region.
Today..Sunny. High 32. Humidex 37. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 21.
Tuesday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon with risk of a thunderstorm. Fog patches dissipating in
the morning. Wind becoming south 20 km/h gusting to 40 late in the
morning then becoming west 20. High 31. Humidex 37. UV index 9 or
very high.

Uxbridge - Beaverton - Northern Durham Region.
Today..Sunny. Wind south 20 km/h gusting to 40. High 33. Humidex 40.
UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy overnight. Wind south 20 km/h
becoming light this evening. Low 18.
Tuesday..Increasing cloudiness. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h late in the morning. High 31. Humidex 38. UV index 8 or very
high.

Goderich - Bluewater - Southern Huron County.
Today..A mix of sun and cloud. Risk of a thunderstorm this afternoon.
Wind south 20 km/h. High 32. Humidex 40. UV index 8 or very high. Tonight..Cloudy. Becoming partly cloudy late this evening. Risk of a
thunderstorm early this evening. Wind southeast 20 km/h becoming
light late this evening. Low 21.
Tuesday..Mainly cloudy. 60 percent chance of showers late in the
morning and in the afternoon with risk of a thunderstorm. Wind
becoming south 30 km/h gusting to 50 in the afternoon. High 29.
Humidex 37. UV index 8 or very high.

Wingham - Blyth - Northern Huron County.
Today..A mix of sun and cloud. Risk of a thunderstorm this afternoon.
Wind south 20 km/h gusting to 40. High 32. Humidex 40. UV index 8 or
very high.
Tonight..Mainly cloudy. Risk of a thunderstorm early this evening.
Wind southwest 20 km/h gusting to 40 becoming light late this
evening. Low 21.
Tuesday..Mainly cloudy. 60 percent chance of showers late in the
morning and in the afternoon with risk of a thunderstorm. Wind
becoming southwest 20 km/h gusting to 40 in the morning. High 29.
Humidex 37. UV index 7 or high.

Stratford - Mitchell - Southern Perth County.
Today..Mainly sunny. Wind south 20 km/h. High 33. Humidex 40. UV
index 8 or very high.
Tonight..Partly cloudy. Wind south 20 km/h becoming west 20 gusting
to 40 then light late this evening. Low 20.
Tuesday..Becoming cloudy in the morning with 40 percent chance of
showers in the afternoon. Risk of a thunderstorm in the afternoon.
Wind becoming southwest 20 km/h gusting to 40 late in the morning.
High 30. Humidex 39. UV index 7 or high.

Listowel - Milverton - Northern Perth County.
Today..Mainly sunny. Wind south 20 km/h gusting to 40. High 32.
Humidex 39. UV index 8 or very high.
Tonight..Partly cloudy. Wind southwest 20 km/h gusting to 40 becoming
light late this evening. Low 20.
Tuesday..Becoming cloudy in the morning with 40 percent chance of
showers in the afternoon. Risk of a thunderstorm in the afternoon.
Wind becoming southwest 20 km/h gusting to 40 late in the morning.
High 29. Humidex 36. UV index 7 or high.

Kitchener - Cambridge - Region of Waterloo.
Today..Mainly sunny. Wind southwest 20 km/h. High 33. Humidex 40. UV
index 8 or very high.
Tonight..A few clouds. Wind southwest 20 km/h becoming light this
evening. Low 20.
Tuesday..Increasing cloudiness early in the morning. 40 percent
chance of showers in the afternoon with risk of a thunderstorm. Wind
becoming southwest 20 km/h gusting to 40 late in the morning.
High 31. Humidex 40. UV index 8 or very high.

Guelph - Erin - Southern Wellington County.
Today..Mainly sunny. Wind becoming southwest 20 km/h this afternoon.
High 33. Humidex 40. UV index 8 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
Low 20.
Tuesday..Increasing cloudiness early in the morning. 40 percent
chance of showers in the afternoon with risk of a thunderstorm. Wind
becoming southwest 20 km/h gusting to 40 late in the morning.
High 31. Humidex 40. UV index 8 or very high.

Mount Forest - Arthur - Northern Wellington County.
Today..Mainly sunny. Wind south 20 km/h. High 32. Humidex 39. UV
index 8 or very high.
Tonight..Partly cloudy. Wind south 20 km/h becoming light this
evening. Low 20.
Tuesday..Becoming cloudy in the morning with 40 percent chance of
showers in the afternoon. Risk of a thunderstorm in the afternoon.
Wind becoming southwest 20 km/h gusting to 40 late in the morning.
High 29. Humidex 36. UV index 6 or high.

Orangeville - Grand Valley - Southern Dufferin County.
Today..Mainly sunny. Wind southwest 20 km/h. High 32. Humidex 39. UV
index 8 or very high.
Tonight..Clear. Becoming partly cloudy after midnight. Wind southwest
20 km/h becoming light late this evening. Low 20.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h gusting to 40 in the morning. High 30. Humidex 36. UV
index 8 or very high.

Shelburne - Mansfield - Northern Dufferin County.
Today..Mainly sunny. Wind southwest 20 km/h. High 32. Humidex 39. UV
index 8 or very high.
Tonight..Clear. Becoming partly cloudy late this evening. Wind
southwest 20 km/h becoming light late this evening. Low 20.
Tuesday..Mainly cloudy. 40 percent chance of showers late in the
morning and in the afternoon with risk of a thunderstorm. Wind
becoming southwest 20 km/h gusting to 40 in the morning. High 29.
Humidex 36. UV index 8 or very high.

Innisfil - New Tecumseth - Angus.
Today..Mainly sunny. Wind southwest 20 km/h. High 33. Humidex 40. UV
index 8 or very high.
Tonight..Partly cloudy. Wind southwest 20 km/h becoming light this
evening. Low 20.
Tuesday..Mainly cloudy. 40 percent chance of showers in the afternoon
with risk of a thunderstorm. Wind becoming southwest 20 km/h gusting
to 40 in the morning then light in the afternoon. High 30. Humidex
36. UV index 8 or very high.

Saugeen Shores - Kincardine - Southern Bruce County.
Today..A mix of sun and cloud. Risk of a thunderstorm this afternoon.
Wind south 20 km/h gusting to 40. High 32. Humidex 40. UV index 8 or
very high.
Tonight..Partly cloudy. 30 percent chance of showers overnight. Risk
of a thunderstorm early this evening. Wind southwest 20 km/h
becoming light this evening. Low 21.
Tuesday..A mix of sun and cloud. 60 percent chance of showers late in
the morning and in the afternoon with risk of a thunderstorm. Wind
becoming south 20 km/h gusting to 40 late in the morning. High 29.
Humidex 37. UV index 8 or very high.

Bruce Peninsula - Sauble Beach - Tobermory.
Today..A mix of sun and cloud. Increasing cloudiness this afternoon.
Risk of a thunderstorm this afternoon. Wind southwest 30 km/h
gusting to 50. High 31. Humidex 38. UV index 8 or very high.
Tonight..Mainly cloudy. 30 percent chance of showers overnight. Risk
of a thunderstorm early this evening. Wind southwest 30 km/h gusting
to 50 becoming light late this evening. Low 21.
Tuesday..A mix of sun and cloud with 30 percent chance of showers.
Risk of a thunderstorm in the afternoon. Wind becoming south 20 km/h
late in the morning. High 28. Humidex 36. UV index 8 or very high.

Hanover - Dundalk - Southern Grey County.
Today..A mix of sun and cloud. Risk of a thunderstorm this afternoon.
Wind south 20 km/h gusting to 40. High 32. Humidex 40. UV index 8 or
very high.
Tonight..Partly cloudy. 30 percent chance of showers overnight. Risk
of a thunderstorm early this evening. Wind southwest 20 km/h gusting
to 40 becoming light this evening. Low 21.
Tuesday..Becoming cloudy in the morning with 60 percent chance of
showers late in the morning and in the afternoon. Risk of a
thunderstorm late in the morning and in the afternoon. Wind becoming
west 20 km/h gusting to 40 in the morning. High 29. Humidex 37. UV
index 6 or high.

Owen Sound - Blue Mountains - Northern Grey County.
Today..A mix of sun and cloud. Risk of a thunderstorm this afternoon.
Wind southwest 20 km/h gusting to 40. High 32. Humidex 40. UV
index 8 or very high.
Tonight..Partly cloudy. 30 percent chance of showers overnight. Risk
of a thunderstorm early this evening. Wind southwest 20 km/h gusting
to 40 becoming light this evening. Low 21.
Tuesday..A mix of sun and cloud. 60 percent chance of showers late in
the morning and in the afternoon with risk of a thunderstorm. Wind
becoming southwest 30 km/h late in the afternoon. High 29. Humidex
37. UV index 9 or very high.

Barrie - Collingwood - Hillsdale.
Today..Sunny. Becoming a mix of sun and cloud this afternoon. Wind
south 20 km/h gusting to 40. High 33. Humidex 41. UV index 8 or very
high.
Tonight..Partly cloudy. Wind south 20 km/h gusting to 40 becoming
light this evening. Low 21.
Tuesday..Mainly cloudy. 40 percent chance of showers late in the
morning and in the afternoon with risk of a thunderstorm. Wind
becoming northeast 20 km/h late in the morning then becoming
southwest 20 gusting to 40 late in the afternoon. High 30. Humidex
38. UV index 8 or very high.

Midland - Coldwater - Orr Lake.
Today..Mainly sunny. Wind becoming south 20 km/h this afternoon.
High 32. Humidex 40. UV index 8 or very high.
Tonight..Partly cloudy. Wind west 20 km/h becoming light this
evening. Low 21.
Tuesday..A mix of sun and cloud. 40 percent chance of showers late in
the morning and in the afternoon with risk of a thunderstorm. Wind
becoming west 20 km/h late in the morning. High 30. Humidex 38. UV
index 8 or very high.

Orillia - Lagoon City - Washago.
Today..Mainly sunny. Wind becoming south 20 km/h this afternoon.
High 33. Humidex 41. UV index 8 or very high.
Tonight..A few clouds. Wind south 20 km/h becoming light late this
evening. Low 21.
Tuesday..A mix of sun and cloud. 40 percent chance of showers late in
the morning and in the afternoon with risk of a thunderstorm. Wind
becoming west 20 km/h late in the morning. High 30. Humidex 38. UV
index 8 or very high.

Cobourg - Colborne - Western Northumberland County.
Today..Sunny. High 31. Humidex 36. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 21.
Tuesday..Sunny early in the morning then a mix of sun and cloud with
30 percent chance of showers late in the afternoon. Risk of a
thunderstorm late in the afternoon. Fog patches dissipating in the
morning. High 31. Humidex 37. UV index 8 or very high.

Belleville - Quinte West - Eastern Northumberland County.
Today..Sunny. High 31. Humidex 36. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 21.
Tuesday..Sunny early in the morning then a mix of sun and cloud with
30 percent chance of showers late in the afternoon. Risk of a
thunderstorm late in the afternoon. Fog patches dissipating in the
morning. High 31. Humidex 37. UV index 8 or very high.

Picton - Sandbanks Park.
Today..Sunny. High 31. Humidex 36. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 21.
Tuesday..Sunny early in the morning then a mix of sun and cloud with
30 percent chance of showers late in the afternoon. Risk of a
thunderstorm late in the afternoon. Fog patches dissipating in the
morning. High 31. Humidex 37. UV index 8 or very high.

Napanee - Consecon.
Today..Sunny. High 31. Humidex 36. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 21.
Tuesday..Sunny early in the morning then a mix of sun and cloud with
30 percent chance of showers late in the afternoon. Risk of a
thunderstorm late in the afternoon. Fog patches dissipating in the
morning. High 31. Humidex 37. UV index 8 or very high.

Kingston - Odessa - Frontenac Islands.
Today..Sunny. High 31. Humidex 36. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 21.
Tuesday..Sunny in the morning then a mix of sun and cloud with
30 percent chance of showers late in the afternoon. Risk of a
thunderstorm late in the afternoon. Fog patches dissipating in the
morning. High 31. Humidex 37. UV index 8 or very high.

Lindsay - Southern Kawartha Lakes.
Today..Sunny. Wind south 20 km/h. High 33. Humidex 40. UV index 8 or
very high.
Tonight..Clear. Becoming partly cloudy before morning. Wind south
20 km/h becoming light this evening. Low 20.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming south 20 km/h
late in the morning. High 32. Humidex 38. UV index 9 or very high.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Today..Sunny. Wind becoming south 20 km/h this afternoon. High 33.
Humidex 40. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy overnight. Wind south 20 km/h
becoming light this evening. Low 20.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming south 20 km/h
late in the morning. High 30. Humidex 37. UV index 8 or very high.

Peterborough City - Lakefield - Southern Peterborough County.
Today..Sunny. Wind becoming south 20 km/h this afternoon. High 33.
Humidex 40. UV index 8 or very high.
Tonight..Clear. Wind south 20 km/h becoming light this evening.
Low 20.
Tuesday..Mainly sunny. Increasing cloudiness in the morning then
40 percent chance of showers in the afternoon. Risk of a
thunderstorm in the afternoon. Wind becoming south 20 km/h late in
the morning. High 32. Humidex 38. UV index 9 or very high.

Apsley - Woodview - Northern Peterborough County.
Today..Sunny. Wind south 20 km/h. High 33. Humidex 40. UV index 8 or
very high.
Tonight..Clear. Wind south 20 km/h becoming light this evening.
Low 19.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the morning. High 31. Humidex 38. UV index 8 or very
high.

Stirling - Tweed - Madoc.
Today..Sunny. Wind becoming south 20 km/h this afternoon. High 32.
Humidex 37. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Wind south
20 km/h becoming light this evening. Low 21.
Tuesday..Sunny early in the morning then a mix of sun and cloud with
30 percent chance of showers late in the afternoon. Risk of a
thunderstorm late in the afternoon. Fog patches dissipating in the
morning. Wind becoming south 20 km/h gusting to 40 late in the
morning. High 33. Humidex 39. UV index 8 or very high.

Tamworth - Sydenham - South Frontenac.
Today..Sunny. Wind becoming south 20 km/h this afternoon. High 32.
Humidex 37. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Wind south
20 km/h becoming light this evening. Low 21.
Tuesday..Sunny in the morning then a mix of sun and cloud with
30 percent chance of showers late in the afternoon. Risk of a
thunderstorm late in the afternoon. Fog patches dissipating in the
morning. Wind becoming southwest 20 km/h in the afternoon. High 33.
Humidex 39. UV index 8 or very high.

Kaladar - Bannockburn - Bon Echo Park.
Today..Sunny. Wind becoming south 20 km/h this afternoon. High 34.
Humidex 39. UV index 8 or very high.
Tonight..Clear. Wind south 20 km/h becoming light this evening.
Low 19.
Tuesday..Sunny early in the morning then a mix of sun and cloud with
40 percent chance of showers in the afternoon. Risk of a
thunderstorm in the afternoon. Wind becoming southwest 20 km/h
gusting to 40 late in the morning. High 33. Humidex 39. UV index 8
or very high.

Bancroft - Hastings Highlands - Denbigh.
Today..Sunny. Wind south 20 km/h. High 33. Humidex 40. UV index 8 or
very high.
Tonight..Clear. Becoming partly cloudy before morning. Wind south
20 km/h becoming light this evening. Low 18.
Tuesday..Mainly cloudy. 40 percent chance of showers in the afternoon
with risk of a thunderstorm. Wind becoming southwest 20 km/h gusting
to 40 in the morning. High 30. Humidex 38. UV index 8 or very high.

Gananoque - Mallorytown.
Today..Sunny. High 34. Humidex 42. UV index 8 or very high.
Tonight..Clear. Low 21.
Tuesday..Sunny. Wind becoming southwest 20 km/h in the morning.
High 34. Humidex 40. UV index 8 or very high.

Brockville - Prescott.
Today..Sunny. High 34. Humidex 42. UV index 8 or very high.
Tonight..Clear. Low 21.
Tuesday..Sunny. Wind becoming southwest 20 km/h gusting to 40 late in
the morning. High 34. Humidex 40. UV index 8 or very high.

Westport - Charleston Lake.
Today..Sunny. High 34. Humidex 42. UV index 8 or very high.
Tonight..Clear. Low 21.
Tuesday..Sunny. Wind becoming southwest 20 km/h gusting to 40 late in
the morning. High 34. Humidex 40. UV index 8 or very high.

Merrickville-Wolford - Kemptville.
Today..Sunny. Wind becoming southwest 20 km/h this afternoon.
High 34. Humidex 42. UV index 8 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
Low 21.
Tuesday..Sunny. Wind becoming southwest 20 km/h gusting to 40 late in
the morning. High 34. Humidex 40. UV index 8 or very high.

Ottawa North - Kanata - Orl‚ans.
Today..Sunny. Wind becoming southwest 20 km/h this afternoon.
High 35. Humidex 43. UV index 8 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
Low 21.
Tuesday..Sunny in the morning then a mix of sun and cloud with
30 percent chance of showers late in the afternoon. Risk of a
thunderstorm late in the afternoon. Wind becoming southwest 20 km/h
gusting to 40 late in the morning. High 35. Humidex 41. UV index 8
or very high.

Ottawa South - Richmond - Metcalfe.
Today..Sunny. Wind becoming southwest 20 km/h this afternoon.
High 35. Humidex 43. UV index 8 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
Low 21.
Tuesday..Sunny in the morning then a mix of sun and cloud with
30 percent chance of showers late in the afternoon. Risk of a
thunderstorm late in the afternoon. Wind becoming southwest 20 km/h
gusting to 40 late in the morning. High 35. Humidex 41. UV index 8
or very high.

Gatineau.
Today..Sunny. Wind becoming southwest 20 km/h this afternoon.
High 35. Humidex 43. UV index 8 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
Low 21.
Tuesday..Sunny in the morning and early in the afternoon then a mix
of sun and cloud with 30 percent chance of showers late in the
afternoon. Risk of a thunderstorm late in the afternoon. High 35.
Humidex 41. UV index 8 or very high.

Prescott and Russell.
Today..Sunny. Wind becoming southwest 20 km/h this afternoon.
High 35. Humidex 43. UV index 8 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
Low 21.
Tuesday..Sunny. Wind becoming southwest 20 km/h gusting to 40 late in
the morning. High 35. Humidex 41. UV index 8 or very high.

Morrisburg - Long Sault.
Today..Sunny. Wind becoming southwest 20 km/h this afternoon.
High 34. Humidex 42. UV index 8 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light late this
evening. Low 21.
Tuesday..Sunny. Wind becoming southwest 20 km/h gusting to 40 in the
morning. High 34. Humidex 40. UV index 8 or very high.

Cornwall - Lancaster.
Today..Sunny. Wind becoming southwest 20 km/h this afternoon.
High 34. Humidex 42. UV index 8 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
Low 21.
Tuesday..Sunny. Wind becoming west 20 km/h gusting to 40 late in the
morning. High 34. Humidex 40. UV index 8 or very high.

Winchester - Newington.
Today..Sunny. Wind becoming southwest 20 km/h this afternoon.
High 34. Humidex 42. UV index 8 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
Low 21.
Tuesday..Sunny. Wind becoming southwest 20 km/h late in the morning.
High 34. Humidex 40. UV index 8 or very high.

Maxville - Alexandria.
Today..Sunny. Wind becoming southwest 20 km/h this afternoon.
High 34. Humidex 42. UV index 8 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
Low 21.
Tuesday..Sunny. Wind becoming southwest 20 km/h late in the morning.
High 34. Humidex 40. UV index 8 or very high.

Continued in next message...

--- up 3 hours, 46 minutes
* Origin: Northern Realms (1:229/664)

FPCN11 CWTO 111930
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 3:30 p.m. EDT Monday 11 August 2025 for
tonight Tuesday and Tuesday night.
The next scheduled forecast will be issued at 5:00 a.m. EDT Tuesday.

City of Toronto.
Tonight..Clear. Becoming partly cloudy overnight. Wind southeast
20 km/h becoming light this evening. Low 24.
Tuesday..A mix of sun and cloud. 30 percent chance of showers late in
the afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the afternoon. High 33. Humidex 41. UV index 9 or very
high.
Tuesday night..Partly cloudy with 40 percent chance of showers and
risk of a thunderstorm. Wind southwest 20 km/h becoming light in the
evening. Low 22.

Windsor - Leamington - Essex County.
Tonight..Partly cloudy. Risk of a thunderstorm early this evening.
Wind south 20 km/h gusting to 40 becoming light this evening.
Low 22.
Tuesday..Sunny early in the morning then a mix of sun and cloud with
30 percent chance of showers in the afternoon. Risk of a
thunderstorm in the afternoon. Wind becoming southwest 20 km/h in
the morning. High 33. Humidex 42. UV index 9 or very high.
Tuesday night..Mainly cloudy. 30 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 22.

Chatham-Kent - Rondeau Park.
Tonight..Partly cloudy. Becoming partly cloudy this evening. Risk of
a thunderstorm early this evening. Wind south 20 km/h gusting to 40
becoming light this evening. Low 22.
Tuesday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the morning. High 33. Humidex 42. UV index 9 or very
high.
Tuesday night..Mainly cloudy. 30 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 22.

Sarnia - Petrolia - Western Lambton County.
Tonight..Partly cloudy. Risk of a thunderstorm early this evening.
Wind south 20 km/h gusting to 40 becoming light this evening.
Low 21.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the morning. High 32. Humidex 40. UV index 9 or very
high.
Tuesday night..Partly cloudy. 40 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 21.

Watford - Pinery Park - Eastern Lambton County.
Tonight..Partly cloudy. Risk of a thunderstorm early this evening.
Wind south 20 km/h gusting to 40 becoming light this evening.
Low 21.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the morning. High 32. Humidex 40. UV index 9 or very
high.
Tuesday night..Mainly cloudy. 40 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 22.

Rodney - Shedden - Western Elgin County.
Tonight..Clear. Becoming partly cloudy this evening. Wind south
20 km/h gusting to 40 becoming light this evening. Low 22.
Tuesday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the morning. High 32. Humidex 40. UV index 9 or very
high.
Tuesday night..Mainly cloudy. 40 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 22.

St. Thomas - Aylmer - Eastern Elgin County.
Tonight..Clear. Becoming partly cloudy this evening. Wind south
20 km/h gusting to 40 becoming light this evening. Low 22.
Tuesday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the morning. High 32. Humidex 40. UV index 9 or very
high.
Tuesday night..Mainly cloudy. 40 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 22.

Strathroy - Komoka - Western Middlesex County.
Tonight..A few clouds. Wind south 20 km/h gusting to 40 becoming
light this evening. Low 20.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the morning. High 32. Humidex 40. UV index 9 or very
high.
Tuesday night..Mainly cloudy. 40 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 21.

London - Parkhill - Eastern Middlesex County.
Tonight..Clear. Becoming partly cloudy this evening. Wind south
20 km/h gusting to 40 becoming light this evening. Low 20.
Tuesday..Sunny early in the morning then a mix of sun and cloud with
40 percent chance of showers in the afternoon. Risk of a
thunderstorm in the afternoon. Wind becoming southwest 20 km/h in
the morning. High 32. Humidex 40. UV index 9 or very high.
Tuesday night..Mainly cloudy. 40 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 21.

Simcoe - Delhi - Norfolk.
Tonight..Clear. Becoming partly cloudy near midnight. Fog patches
developing after midnight. Wind south 20 km/h gusting to 40 becoming
light this evening. Low 22.
Tuesday..Mainly sunny. Fog patches dissipating in the morning. Wind
becoming southwest 20 km/h in the morning. High 33. Humidex 42. UV
index 9 or very high.
Tuesday night..Partly cloudy. 30 percent chance of showers late in
the evening and overnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 22.

Dunnville - Caledonia - Haldimand.
Tonight..Clear. Becoming partly cloudy after midnight. Fog patches
developing after midnight. Wind south 20 km/h gusting to 40 becoming
light this evening. Low 22.
Tuesday..A mix of sun and cloud. Fog patches dissipating in the
morning. Wind becoming southwest 20 km/h in the morning. High 33.
Humidex 42. UV index 9 or very high.
Tuesday night..Partly cloudy. 30 percent chance of showers late in
the evening and overnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 22.

Woodstock - Tillsonburg - Oxford County.
Tonight..Clear. Becoming partly cloudy this evening. Wind south
20 km/h gusting to 40 becoming light this evening. Low 20.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the morning. High 32. Humidex 40. UV index 8 or very
high.
Tuesday night..Mainly cloudy. 40 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 21.

Brantford - County of Brant.
Tonight..Clear. Becoming partly cloudy after midnight. Fog patches
developing after midnight. Wind south 20 km/h gusting to 40 becoming
light this evening. Low 21.
Tuesday..A mix of sun and cloud. 30 percent chance of showers late in
the afternoon with risk of a thunderstorm. Fog patches dissipating
in the morning. Wind becoming southwest 20 km/h in the morning.
High 32. Humidex 40. UV index 9 or very high.
Tuesday night..Partly cloudy with 40 percent chance of showers and
risk of a thunderstorm. Wind southwest 20 km/h becoming light in the
evening. Low 21.

Niagara Falls - Welland - Southern Niagara Region.
Tonight..Clear. Fog patches developing after midnight. Wind south
20 km/h gusting to 40 becoming light this evening. Low 22.
Tuesday..Mainly cloudy. Clearing early in the afternoon. Fog patches
dissipating in the morning. Wind becoming southwest 20 km/h in the
morning. High 33. Humidex 42. UV index 9 or very high.
Tuesday night..Partly cloudy. 30 percent chance of showers late in
the evening and overnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 23.

St. Catharines - Grimsby - Northern Niagara Region.
Tonight..Clear. Fog patches developing after midnight. Wind south
20 km/h gusting to 40 becoming light this evening. Low 22.
Tuesday..Mainly cloudy. Clearing near noon. Fog patches dissipating
in the morning. Wind becoming southwest 20 km/h in the morning.
High 33. Humidex 42. UV index 9 or very high.
Tuesday night..Partly cloudy. 30 percent chance of showers late in
the evening and overnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 23.

City of Hamilton.
Tonight..Clear. Becoming partly cloudy after midnight. Fog patches
developing after midnight. Wind south 20 km/h gusting to 40 becoming
light this evening. Low 21.
Tuesday..A mix of sun and cloud. 30 percent chance of showers late in
the afternoon with risk of a thunderstorm. Fog patches dissipating
in the morning. Wind becoming southwest 20 km/h in the morning.
High 32. Humidex 40. UV index 9 or very high.
Tuesday night..Partly cloudy with 40 percent chance of showers and
risk of a thunderstorm. Wind southwest 20 km/h becoming light in the
evening. Low 21.

Burlington - Oakville.
Tonight..Clear. Becoming partly cloudy overnight. Wind southeast
20 km/h becoming light this evening. Low 22.
Tuesday..A mix of sun and cloud. 30 percent chance of showers late in
the afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the afternoon. High 33. Humidex 41. UV index 9 or very
high.
Tuesday night..Partly cloudy with 40 percent chance of showers and
risk of a thunderstorm. Wind southwest 20 km/h becoming light in the
evening. Low 21.

Halton Hills - Milton.
Tonight..Clear. Becoming partly cloudy after midnight. Wind southeast
20 km/h becoming light this evening. Low 22.
Tuesday..A mix of sun and cloud. 30 percent chance of showers late in
the afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the afternoon. High 33. Humidex 41. UV index 9 or very
high.
Tuesday night..Partly cloudy with 40 percent chance of showers and
risk of a thunderstorm. Wind southwest 20 km/h becoming light in the
evening. Low 21.

Mississauga - Brampton.
Tonight..Clear. Becoming partly cloudy after midnight. Wind southeast
20 km/h becoming light this evening. Low 22.
Tuesday..A mix of sun and cloud. 30 percent chance of showers late in
the afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the afternoon. High 33. Humidex 41. UV index 9 or very
high.
Tuesday night..Partly cloudy with 40 percent chance of showers and
risk of a thunderstorm. Wind southwest 20 km/h becoming light in the
evening. Low 21.

Caledon.
Tonight..A few clouds. Wind south 20 km/h gusting to 40 becoming
light this evening. Low 19.
Tuesday..Mainly sunny. Increasing cloudiness in the morning then
40 percent chance of showers in the afternoon. Risk of a
thunderstorm in the afternoon. Wind becoming southwest 20 km/h in
the morning. High 31. Humidex 39. UV index 8 or very high.
Tuesday night..Mainly cloudy. 60 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 20.

Vaughan - Richmond Hill - Markham.
Tonight..Clear. Becoming partly cloudy after midnight. Wind southeast
20 km/h becoming light this evening. Low 22.
Tuesday..A mix of sun and cloud. 30 percent chance of showers late in
the afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the afternoon. High 33. Humidex 41. UV index 9 or very
high.
Tuesday night..Partly cloudy with 40 percent chance of showers and
risk of a thunderstorm. Wind southwest 20 km/h becoming light in the
evening. Low 21.

Newmarket - Georgina - Northern York Region.
Tonight..Clear. Becoming partly cloudy after midnight. Wind south
20 km/h becoming light this evening. Low 18.
Tuesday..Mainly sunny. Increasing cloudiness in the morning then
40 percent chance of showers in the afternoon. Risk of a
thunderstorm in the afternoon. Wind becoming southwest 20 km/h in
the morning. High 31. Humidex 39. UV index 9 or very high.
Tuesday night..Partly cloudy with 60 percent chance of showers and
risk of a thunderstorm. Wind southwest 20 km/h becoming light in the
evening. Low 20.

Pickering - Oshawa - Southern Durham Region.
Tonight..Clear. Becoming partly cloudy before morning. Fog patches
developing after midnight. Wind south 20 km/h becoming light this
evening. Low 20.
Tuesday..A mix of sun and cloud. 30 percent chance of showers late in
the afternoon with risk of a thunderstorm. Fog patches dissipating
in the morning. Wind becoming southwest 20 km/h in the morning.
High 33. Humidex 41. UV index 9 or very high.
Tuesday night..Partly cloudy with 40 percent chance of showers and
risk of a thunderstorm. Wind southwest 20 km/h becoming light in the
evening. Low 21.

Uxbridge - Beaverton - Northern Durham Region.
Tonight..Clear. Becoming partly cloudy after midnight. Wind south
20 km/h becoming light this evening. Low 18.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the morning. High 31. Humidex 39. UV index 9 or very
high.
Tuesday night..Partly cloudy with 60 percent chance of showers and
risk of a thunderstorm. Wind southwest 20 km/h becoming light in the
evening. Low 20.

Goderich - Bluewater - Southern Huron County.
Tonight..Partly cloudy. Risk of a thunderstorm early this evening.
Wind southwest 20 km/h becoming light this evening. Low 22.
Tuesday..Mainly cloudy. 60 percent chance of showers in the afternoon
with risk of a thunderstorm. Wind becoming southwest 20 km/h in the
morning. High 31. Humidex 38. UV index 9 or very high.
Tuesday night..Mainly cloudy. 60 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 20.

Wingham - Blyth - Northern Huron County.
Tonight..Partly cloudy. Risk of a thunderstorm early this evening.
Wind southwest 20 km/h becoming light this evening. Low 22.
Tuesday..A mix of sun and cloud. 60 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the morning. High 31. Humidex 38. UV index 9 or very
high.
Tuesday night..Mainly cloudy. 60 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 20.

Stratford - Mitchell - Southern Perth County.
Tonight..A few clouds. Wind south 20 km/h gusting to 40 becoming
light this evening. Low 19.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the morning. High 31. Humidex 39. UV index 8 or very
high.
Tuesday night..Mainly cloudy. 60 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 21.

Listowel - Milverton - Northern Perth County.
Tonight..Partly cloudy. Wind south 20 km/h gusting to 40 becoming
light this evening. Low 19.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the morning. High 31. Humidex 39. UV index 8 or very
high.
Tuesday night..Mainly cloudy. 60 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 20.

Kitchener - Cambridge - Region of Waterloo.
Tonight..Clear. Becoming partly cloudy this evening. Wind south
20 km/h gusting to 40 becoming light this evening. Low 19.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the morning. High 31. Humidex 39. UV index 8 or very
high.
Tuesday night..Mainly cloudy. 60 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 20.

Guelph - Erin - Southern Wellington County.
Tonight..Clear. Becoming partly cloudy after midnight. Wind south
20 km/h gusting to 40 becoming light this evening. Low 19.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the morning. High 31. Humidex 39. UV index 8 or very
high.
Tuesday night..Mainly cloudy. 60 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 20.

Mount Forest - Arthur - Northern Wellington County.
Tonight..Partly cloudy. Wind south 20 km/h gusting to 40 becoming
light this evening. Low 19.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the morning. High 31. Humidex 39. UV index 8 or very
high.
Tuesday night..Mainly cloudy. 60 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 20.

Orangeville - Grand Valley - Southern Dufferin County.
Tonight..A few clouds. Wind south 20 km/h gusting to 40 becoming
light this evening. Low 19.
Tuesday..Mainly sunny. Increasing cloudiness in the morning then
40 percent chance of showers in the afternoon. Risk of a
thunderstorm in the afternoon. Wind becoming southwest 20 km/h in
the morning. High 31. Humidex 39. UV index 8 or very high.
Tuesday night..Mainly cloudy. 60 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 21.

Shelburne - Mansfield - Northern Dufferin County.
Tonight..A few clouds. Wind southwest 20 km/h gusting to 40 becoming
light this evening. Low 19.
Tuesday..Mainly sunny. Increasing cloudiness late in the morning then
40 percent chance of showers in the afternoon. Risk of a
thunderstorm in the afternoon. Wind becoming southwest 20 km/h in
the morning. High 31. Humidex 39. UV index 8 or very high.
Tuesday night..Mainly cloudy. 60 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 19.

Innisfil - New Tecumseth - Angus.
Tonight..A few clouds. Wind south 20 km/h gusting to 40 becoming
light this evening. Low 19.
Tuesday..Sunny. Increasing cloudiness in the morning then 40 percent
chance of showers in the afternoon. Risk of a thunderstorm in the
afternoon. Wind becoming southwest 20 km/h in the morning. High 31.
Humidex 39. UV index 8 or very high.
Tuesday night..Mainly cloudy. 60 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 20.

Saugeen Shores - Kincardine - Southern Bruce County.
Tonight..Partly cloudy. Risk of a thunderstorm early this evening.
Wind south 20 km/h gusting to 40 becoming light this evening.
Low 20.
Tuesday..A mix of sun and cloud. 60 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the morning. High 30. Humidex 37. UV index 9 or very
high.
Tuesday night..Mainly cloudy. 60 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 19.

Bruce Peninsula - Sauble Beach - Tobermory.
Tonight..Partly cloudy. Risk of a thunderstorm early this evening.
Wind south 20 km/h gusting to 40 becoming light this evening.
Low 20.
Tuesday..Mainly cloudy. 60 percent chance of showers late in the
morning and in the afternoon. Risk of a thunderstorm in the
afternoon. Wind becoming southwest 20 km/h in the morning. High 29.
Humidex 37. UV index 7 or high.
Tuesday night..Mainly cloudy. 60 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 19.

Hanover - Dundalk - Southern Grey County.
Tonight..Partly cloudy. Risk of a thunderstorm early this evening.
Wind south 20 km/h gusting to 40 becoming light this evening.
Low 20.
Tuesday..A mix of sun and cloud. 60 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the morning. High 30. Humidex 37. UV index 8 or very
high.
Tuesday night..Mainly cloudy. 60 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 19.

Owen Sound - Blue Mountains - Northern Grey County.
Tonight..Partly cloudy. Risk of a thunderstorm early this evening.
Wind south 20 km/h gusting to 40 becoming light this evening.
Low 20.
Tuesday..Mainly cloudy. 60 percent chance of showers in the afternoon
with risk of a thunderstorm. Wind becoming southwest 20 km/h in the
morning. High 30. Humidex 37. UV index 7 or high.
Tuesday night..Mainly cloudy. 60 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 19.

Barrie - Collingwood - Hillsdale.
Tonight..Partly cloudy. Wind southwest 20 km/h gusting to 40 becoming
light this evening. Low 19.
Tuesday..Mainly sunny. Increasing cloudiness late in the morning then
40 percent chance of showers in the afternoon. Risk of a
thunderstorm in the afternoon. Wind becoming southwest 20 km/h in
the morning. High 31. Humidex 39. UV index 8 or very high.
Tuesday night..Mainly cloudy. 60 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 19.

Midland - Coldwater - Orr Lake.
Tonight..Partly cloudy. Wind southwest 20 km/h gusting to 40 becoming
light this evening. Low 19.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the morning. High 31. Humidex 39. UV index 8 or very
high.
Tuesday night..Mainly cloudy. 60 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 19.

Orillia - Lagoon City - Washago.
Tonight..A few clouds. Wind southwest 20 km/h gusting to 40 becoming
light this evening. Low 19.
Tuesday..Mainly sunny. Increasing cloudiness near noon then
40 percent chance of showers in the afternoon. Risk of a
thunderstorm in the afternoon. Wind becoming southwest 20 km/h in
the morning. High 31. Humidex 39. UV index 8 or very high.
Tuesday night..Mainly cloudy. 60 percent chance of showers in the
evening and after midnight with risk of a thunderstorm. Wind
southwest 20 km/h becoming light in the evening. Low 19.

Cobourg - Colborne - Western Northumberland County.
Tonight..Clear. Fog patches developing after midnight. Wind southwest
20 km/h becoming light this evening. Low 20.
Tuesday..A mix of sun and cloud. 30 percent chance of showers late in
the afternoon with risk of a thunderstorm. Fog patches dissipating
in the morning. Wind becoming southwest 20 km/h in the morning.
High 33. Humidex 41. UV index 8 or very high.
Tuesday night..Partly cloudy with 40 percent chance of showers and
risk of a thunderstorm. Wind southwest 20 km/h becoming light in the
evening. Low 22.

Belleville - Quinte West - Eastern Northumberland County.
Tonight..Clear. Fog patches developing after midnight. Wind southwest
20 km/h becoming light this evening. Low 20.
Tuesday..A mix of sun and cloud. 30 percent chance of showers late in
the afternoon with risk of a thunderstorm. Fog patches dissipating
in the morning. Wind becoming southwest 20 km/h in the morning.
High 33. Humidex 41. UV index 8 or very high.
Tuesday night..Partly cloudy with 40 percent chance of showers and
risk of a thunderstorm. Wind southwest 20 km/h becoming light in the
evening. Low 22.

Picton - Sandbanks Park.
Tonight..Clear. Fog patches developing after midnight. Wind south
20 km/h becoming light this evening. Low 20.
Tuesday..A mix of sun and cloud. Fog patches dissipating in the
morning. Wind becoming southwest 20 km/h in the morning. High 32.
Humidex 40. UV index 8 or very high.
Tuesday night..A few clouds. Increasing cloudiness near midnight then
40 percent chance of showers overnight. Risk of a thunderstorm
overnight. Wind southwest 20 km/h becoming light in the evening.
Low 22.

Napanee - Consecon.
Tonight..Clear. Fog patches developing after midnight. Wind south
20 km/h becoming light this evening. Low 20.
Tuesday..A mix of sun and cloud. Fog patches dissipating in the
morning. Wind becoming southwest 20 km/h in the morning. High 32.
Humidex 40. UV index 8 or very high.
Tuesday night..A few clouds. Increasing cloudiness near midnight then
40 percent chance of showers overnight. Risk of a thunderstorm
overnight. Wind southwest 20 km/h becoming light in the evening.
Low 22.

Kingston - Odessa - Frontenac Islands.
Tonight..Clear. Fog patches developing after midnight. Wind south
20 km/h becoming light this evening. Low 20.
Tuesday..Mainly sunny. Fog patches dissipating in the morning. Wind
becoming southwest 20 km/h in the morning. High 32. Humidex 40. UV
index 8 or very high.
Tuesday night..Partly cloudy. 40 percent chance of showers overnight
with risk of a thunderstorm. Wind southwest 20 km/h becoming light
in the evening. Low 22.

Lindsay - Southern Kawartha Lakes.
Tonight..Clear. Becoming partly cloudy overnight. Wind south 20 km/h
becoming light this evening. Low 18.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the morning. High 31. Humidex 39. UV index 9 or very
high.
Tuesday night..Partly cloudy with 60 percent chance of showers and
risk of a thunderstorm. Wind southwest 20 km/h becoming light in the
evening. Low 20.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Tonight..Clear. Becoming partly cloudy after midnight. Wind south
20 km/h becoming light this evening. Low 18.
Tuesday..Mainly sunny. Increasing cloudiness near noon then
40 percent chance of showers in the afternoon. Risk of a
thunderstorm in the afternoon. Wind becoming southwest 20 km/h in
the morning. High 31. Humidex 39. UV index 9 or very high.
Tuesday night..Mainly cloudy with 60 percent chance of showers and
risk of a thunderstorm. Wind southwest 20 km/h becoming light in the
evening. Low 20.

Peterborough City - Lakefield - Southern Peterborough County.
Tonight..Clear. Becoming partly cloudy before morning. Wind south
20 km/h becoming light this evening. Low 18.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the morning. High 31. Humidex 39. UV index 8 or very
high.
Tuesday night..Partly cloudy with 60 percent chance of showers and
risk of a thunderstorm. Wind southwest 20 km/h becoming light in the
evening. Low 20.

Apsley - Woodview - Northern Peterborough County.
Tonight..Clear. Becoming partly cloudy before morning. Wind south
20 km/h becoming light this evening. Low 18.
Tuesday..A mix of sun and cloud. Becoming cloudy in the afternoon
with 40 percent chance of showers later in the afternoon. Risk of a
thunderstorm in the afternoon. Wind becoming southwest 20 km/h in
the morning. High 31. Humidex 39. UV index 8 or very high.
Tuesday night..Partly cloudy with 60 percent chance of showers and
risk of a thunderstorm. Wind southwest 20 km/h becoming light in the
evening. Low 20.

Stirling - Tweed - Madoc.
Tonight..Clear. Fog patches developing after midnight. Wind southwest
20 km/h becoming light this evening. Low 20.
Tuesday..A mix of sun and cloud. 30 percent chance of showers late in
the afternoon with risk of a thunderstorm. Fog patches dissipating
in the morning. Wind becoming southwest 20 km/h in the morning.
High 33. Humidex 41. UV index 8 or very high.
Tuesday night..Partly cloudy with 40 percent chance of showers and
risk of a thunderstorm. Wind southwest 20 km/h becoming light in the
evening. Low 21.

Tamworth - Sydenham - South Frontenac.
Tonight..Clear. Fog patches developing after midnight. Wind southwest
20 km/h becoming light this evening. Low 20.
Tuesday..A mix of sun and cloud. 30 percent chance of showers late in
the afternoon with risk of a thunderstorm. Fog patches dissipating
in the morning. Wind becoming southwest 20 km/h in the morning.
High 33. Humidex 41. UV index 8 or very high.
Tuesday night..Partly cloudy with 40 percent chance of showers and
risk of a thunderstorm. Wind southwest 20 km/h becoming light in the
evening. Low 22.

Kaladar - Bannockburn - Bon Echo Park.
Tonight..Clear. Wind south 20 km/h becoming light this evening.
Low 18.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h near noon. High 32. Humidex 39. UV index 8 or very high.
Tuesday night..Partly cloudy with 60 percent chance of showers and
risk of a thunderstorm. Wind southwest 20 km/h becoming light in the
evening. Low 20.

Bancroft - Hastings Highlands - Denbigh.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
Low 18.
Tuesday..A mix of sun and cloud. Becoming cloudy in the afternoon
with 40 percent chance of showers late in the afternoon. Risk of a
thunderstorm late in the afternoon. Wind becoming southwest 20 km/h
near noon. High 31. Humidex 40. UV index 8 or very high.
Tuesday night..Partly cloudy with 60 percent chance of showers and
risk of a thunderstorm. Wind southwest 20 km/h becoming light in the
evening. Low 20.

Gananoque - Mallorytown.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
Low 20.
Tuesday..Sunny. Wind becoming southwest 20 km/h near noon. High 34.
Humidex 43. UV index 8 or very high.
Tuesday night..Partly cloudy. Becoming cloudy after midnight with
30 percent chance of showers overnight. Risk of a thunderstorm
overnight. Wind southwest 20 km/h becoming light in the evening.
Low 22.

Brockville - Prescott.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
Low 20.
Tuesday..Sunny. Wind becoming southwest 20 km/h near noon. High 34.
Humidex 43. UV index 8 or very high.
Tuesday night..Increasing cloudiness. 30 percent chance of showers
overnight with risk of a thunderstorm. Wind southwest 20 km/h
becoming light in the evening. Low 22.

Westport - Charleston Lake.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
Low 20.
Tuesday..Mainly sunny. Wind becoming southwest 20 km/h near noon.
High 34. Humidex 43. UV index 8 or very high.
Tuesday night..A few clouds. Increasing cloudiness near midnight then
30 percent chance of showers overnight. Risk of a thunderstorm
overnight. Wind southwest 20 km/h becoming light in the evening.
Low 22.

Continued in next message...

--- up 8 hours, 16 minutes
* Origin: Northern Realms (1:229/664)

FPCN11 CWTO 120900
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 5:00 a.m. EDT Tuesday 12 August 2025 for
today and Wednesday.
The next scheduled forecast will be issued at 11:00 a.m. EDT.

City of Toronto.
Today..A mix of sun and cloud. 30 percent chance of showers late this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h this afternoon. High 33. Humidex 41.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 22.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 30. Humidex 37. UV index 7 or high.

Windsor - Leamington - Essex County.
Today..A mix of sun and cloud. 30 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h late this morning. High 33. Humidex 42.
Tonight..Partly cloudy with 30 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 22.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 30. Humidex 38. UV index 8 or very
high.

Chatham-Kent - Rondeau Park.
Today..A mix of sun and cloud. 30 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h late this morning. High 33. Humidex 42.
Tonight..Partly cloudy with 30 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 22.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 30. Humidex 38. UV index 8 or very
high.

Sarnia - Petrolia - Western Lambton County.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h late this morning. High 32. Humidex 40.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 21.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 29. Humidex 37. UV index 8 or very
high.

Watford - Pinery Park - Eastern Lambton County.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h this morning. High 32. Humidex 40.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 21.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 29. Humidex 37. UV index 8 or very
high.

Rodney - Shedden - Western Elgin County.
Today..A mix of sun and cloud. 30 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h this morning. High 32. Humidex 40.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 21.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 29. Humidex 37. UV index 8 or very
high.

St. Thomas - Aylmer - Eastern Elgin County.
Today..A mix of sun and cloud. 30 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h this morning. High 32. Humidex 40.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 21.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 29. Humidex 37. UV index 8 or very
high.

Strathroy - Komoka - Western Middlesex County.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h this morning. High 32. Humidex 40.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 21.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 29. Humidex 36. UV index 8 or very
high.

London - Parkhill - Eastern Middlesex County.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h late this morning. High 32. Humidex 40.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 21.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 29. Humidex 36. UV index 8 or very
high.

Simcoe - Delhi - Norfolk.
Today..A mix of sun and cloud. 40 percent chance of showers early
this morning with risk of a thunderstorm. Fog patches dissipating
this morning. Wind becoming southwest 20 km/h this morning. High 33.
Humidex 42.
Tonight..Partly cloudy. 30 percent chance of showers late this
evening and overnight with risk of a thunderstorm. Wind southwest
20 km/h becoming light this evening. Low 21.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 29. Humidex 36. UV index 8 or very
high.

Dunnville - Caledonia - Haldimand.
Today..A mix of sun and cloud. 40 percent chance of showers early
this morning with risk of a thunderstorm. Fog patches dissipating
this morning. Wind becoming southwest 20 km/h this morning. High 33.
Humidex 42.
Tonight..Partly cloudy. 30 percent chance of showers late this
evening and overnight with risk of a thunderstorm. Wind southwest
20 km/h becoming light this evening. Low 22.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 30. Humidex 38. UV index 8 or very
high.

Woodstock - Tillsonburg - Oxford County.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h this morning. High 32. Humidex 40.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 21.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 29. Humidex 34. UV index 8 or very
high.

Brantford - County of Brant.
Today..A mix of sun and cloud. 30 percent chance of showers early
this morning and late this afternoon. Risk of a thunderstorm. Fog
patches dissipating this morning. Wind becoming southwest 20 km/h
this morning. High 32. Humidex 40.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 22.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 29. Humidex 34. UV index 8 or very
high.

Niagara Falls - Welland - Southern Niagara Region.
Today..A mix of sun and cloud. 40 percent chance of showers early
this morning with risk of a thunderstorm. Fog patches dissipating
this morning. Wind becoming southwest 20 km/h late this morning.
High 33. Humidex 42.
Tonight..Partly cloudy. 30 percent chance of showers late this
evening and overnight with risk of a thunderstorm. Wind southwest
20 km/h becoming light this evening. Low 23.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 30. Humidex 38. UV index 8 or very
high.

St. Catharines - Grimsby - Northern Niagara Region.
Today..A mix of sun and cloud. 40 percent chance of showers early
this morning with risk of a thunderstorm. Fog patches dissipating
this morning. Wind becoming southwest 20 km/h late this morning.
High 33. Humidex 42.
Tonight..Partly cloudy. 30 percent chance of showers late this
evening and overnight with risk of a thunderstorm. Wind southwest
20 km/h becoming light this evening. Low 23.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 30. Humidex 38. UV index 8 or very
high.

City of Hamilton.
Today..A mix of sun and cloud. 30 percent chance of showers early
this morning and late this afternoon. Risk of a thunderstorm. Fog
patches dissipating this morning. Wind becoming southwest 20 km/h
late this morning. High 32. Humidex 40.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 21.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 30. Humidex 38. UV index 8 or very
high.

Burlington - Oakville.
Today..A mix of sun and cloud. 30 percent chance of showers late this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h this afternoon. High 33. Humidex 41.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 22.
Wednesday..Mainly cloudy with 40 percent chance of showers and risk
of a thunderstorm. High 30. Humidex 38. UV index 3 or moderate.

Halton Hills - Milton.
Today..A mix of sun and cloud. 30 percent chance of showers late this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h this afternoon. High 33. Humidex 41.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 21.
Wednesday..Mainly cloudy with 40 percent chance of showers and risk
of a thunderstorm. High 29. Humidex 37. UV index 3 or moderate.

Mississauga - Brampton.
Today..A mix of sun and cloud. 30 percent chance of showers late this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h this afternoon. High 33. Humidex 41.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 22.
Wednesday..Mainly cloudy with 40 percent chance of showers and risk
of a thunderstorm. High 30. Humidex 38. UV index 3 or moderate.

Caledon.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h this morning. High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 20.
Wednesday..A mix of sun and cloud with 30 percent chance of showers
in the morning. Clearing in the afternoon. Wind becoming northwest
20 km/h late in the afternoon. High 29. Humidex 37. UV index 8 or
very high.

Vaughan - Richmond Hill - Markham.
Today..A mix of sun and cloud. 30 percent chance of showers late this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h this afternoon. High 33. Humidex 41.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 20.
Wednesday..Mainly cloudy with 40 percent chance of showers and risk
of a thunderstorm. High 29. Humidex 36. UV index 3 or moderate.

Newmarket - Georgina - Northern York Region.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h this morning. High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 19.
Wednesday..Cloudy with 30 percent chance of showers in the morning
and early in the afternoon. Clearing late in the afternoon. Wind
becoming northwest 20 km/h late in the afternoon. High 28. Humidex
35. UV index 3 or moderate.

Pickering - Oshawa - Southern Durham Region.
Today..A mix of sun and cloud. 30 percent chance of showers late this
afternoon with risk of a thunderstorm. Fog patches dissipating this
morning. Wind becoming southwest 20 km/h late this morning. High 33.
Humidex 41.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 20.
Wednesday..Mainly cloudy with 40 percent chance of showers and risk
of a thunderstorm. High 29. Humidex 36. UV index 3 or moderate.

Uxbridge - Beaverton - Northern Durham Region.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. Wind becoming southwest 20 km/h late this
morning. High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 19.
Wednesday..Cloudy with 30 percent chance of showers in the morning
and early in the afternoon. Clearing late in the afternoon. Wind
becoming northwest 20 km/h late in the afternoon. High 28. Humidex
35. UV index 3 or moderate.

Goderich - Bluewater - Southern Huron County.
Today..A mix of sun and cloud. 60 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h late this morning. High 31. Humidex 38.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 20.
Wednesday..Mainly cloudy with 30 percent chance of showers in the
morning. Clearing in the afternoon. High 27. Humidex 34. UV index 7
or high.

Wingham - Blyth - Northern Huron County.
Today..A mix of sun and cloud. 60 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h this morning. High 31. Humidex 38.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 19.
Wednesday..Mainly cloudy with 30 percent chance of showers in the
morning. Clearing in the afternoon. High 27. Humidex 34. UV index 7
or high.

Stratford - Mitchell - Southern Perth County.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h this morning. High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 20.
Wednesday..A mix of sun and cloud with 30 percent chance of showers
in the morning. Clearing in the afternoon. High 28. Humidex 34. UV
index 8 or very high.

Listowel - Milverton - Northern Perth County.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h this morning. High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 19.
Wednesday..A mix of sun and cloud with 30 percent chance of showers
in the morning. Clearing in the afternoon. High 27. Humidex 33. UV
index 8 or very high.

Kitchener - Cambridge - Region of Waterloo.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h late this morning. High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 20.
Wednesday..A mix of sun and cloud with 30 percent chance of showers
in the morning. Clearing in the afternoon. Wind becoming northwest
20 km/h late in the afternoon. High 29. Humidex 35. UV index 8 or
very high.

Guelph - Erin - Southern Wellington County.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h late this morning. High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 19.
Wednesday..A mix of sun and cloud with 30 percent chance of showers
in the morning. Clearing in the afternoon. Wind becoming northwest
20 km/h late in the afternoon. High 29. Humidex 35. UV index 8 or
very high.

Mount Forest - Arthur - Northern Wellington County.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h late this morning. High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 19.
Wednesday..A mix of sun and cloud with 30 percent chance of showers
in the morning. Clearing in the afternoon. High 26. Humidex 34. UV
index 8 or very high.

Orangeville - Grand Valley - Southern Dufferin County.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h late this morning. High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 20.
Wednesday..A mix of sun and cloud with 30 percent chance of showers
in the morning. Clearing in the afternoon. High 28. Humidex 36. UV
index 8 or very high.

Shelburne - Mansfield - Northern Dufferin County.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h this morning. High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 20.
Wednesday..Cloudy with 30 percent chance of showers early in the
morning. Clearing in the morning. High 28. Humidex 36. UV index 8 or
very high.

Innisfil - New Tecumseth - Angus.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h late this morning. High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 19.
Wednesday..A mix of sun and cloud with 30 percent chance of showers
in the morning. Clearing in the afternoon. High 28. Humidex 36. UV
index 8 or very high.

Saugeen Shores - Kincardine - Southern Bruce County.
Today..A mix of sun and cloud. 60 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h this morning. High 30. Humidex 37.
Tonight..A few showers ending overnight then partly cloudy with
30 percent chance of showers. Risk of a thunderstorm this evening
and after midnight. Wind southwest 20 km/h becoming light this
evening. Low 19.
Wednesday..Cloudy with 30 percent chance of showers early in the
morning. Clearing late in the morning. High 24. Humidex 30. UV
index 7 or high.

Bruce Peninsula - Sauble Beach - Tobermory.
Today..A mix of sun and cloud. 60 percent chance of showers late this
morning and this afternoon. Risk of a thunderstorm this afternoon.
Wind becoming southwest 20 km/h late this morning. High 29. Humidex
37.
Tonight..A few showers ending overnight then partly cloudy with
30 percent chance of showers. Risk of a thunderstorm this evening
and after midnight. Wind southwest 20 km/h becoming light this
evening. Low 19.
Wednesday..A mix of sun and cloud with 30 percent chance of showers
early in the morning then sunny. High 24. Humidex 31. UV index 7 or
high.

Hanover - Dundalk - Southern Grey County.
Today..A mix of sun and cloud. 60 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h this morning. High 31. Humidex 37.
Tonight..A few showers ending overnight then partly cloudy with
30 percent chance of showers. Risk of a thunderstorm this evening
and after midnight. Wind southwest 20 km/h becoming light this
evening. Low 19.
Wednesday..Cloudy with 30 percent chance of showers early in the
morning. Clearing late in the morning. High 26. Humidex 33. UV
index 7 or high.

Owen Sound - Blue Mountains - Northern Grey County.
Today..A mix of sun and cloud. 60 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h late this morning. High 30. Humidex 37.
Tonight..A few showers ending overnight then partly cloudy with
30 percent chance of showers. Risk of a thunderstorm this evening
and after midnight. Wind southwest 20 km/h becoming light this
evening. Low 19.
Wednesday..Cloudy with 30 percent chance of showers early in the
morning. Clearing late in the morning. High 25. Humidex 31. UV
index 7 or high.

Barrie - Collingwood - Hillsdale.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h late this morning. High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 19.
Wednesday..Cloudy with 30 percent chance of showers early in the
morning. Clearing in the morning. High 27. Humidex 32. UV index 8 or
very high.

Midland - Coldwater - Orr Lake.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h this morning. High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 20.
Wednesday..Cloudy with 30 percent chance of showers early in the
morning. Clearing in the morning. High 24. Humidex 30. UV index 8 or
very high.

Orillia - Lagoon City - Washago.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h late this morning. High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 20.
Wednesday..Cloudy with 30 percent chance of showers early in the
morning. Clearing in the morning. High 26. Humidex 32. UV index 8 or
very high.

Cobourg - Colborne - Western Northumberland County.
Today..A mix of sun and cloud. 30 percent chance of showers late this
afternoon with risk of a thunderstorm. Fog patches dissipating this
morning. Wind becoming southwest 20 km/h late this morning. High 33.
Humidex 41.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 22.
Wednesday..Cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 29. Humidex 38. UV index 3 or moderate.

Belleville - Quinte West - Eastern Northumberland County.
Today..A mix of sun and cloud. 30 percent chance of showers late this
afternoon with risk of a thunderstorm. Fog patches dissipating this
morning. Wind becoming southwest 20 km/h late this morning. High 33.
Humidex 41.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 22.
Wednesday..Cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 29. Humidex 38. UV index 3 or moderate.

Picton - Sandbanks Park.
Today..A mix of sun and cloud. Fog patches dissipating this morning.
Wind becoming southwest 20 km/h late this morning. High 32. Humidex
40.
Tonight..Partly cloudy. 40 percent chance of showers overnight with
risk of a thunderstorm. Wind southwest 20 km/h becoming light this
evening. Low 22.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 28. Humidex 36. UV index 7 or high.

Napanee - Consecon.
Today..A mix of sun and cloud. Fog patches dissipating this morning.
Wind becoming southwest 20 km/h late this morning. High 32. Humidex
40.
Tonight..Partly cloudy. 40 percent chance of showers overnight with
risk of a thunderstorm. Wind southwest 20 km/h becoming light this
evening. Low 22.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 28. Humidex 36. UV index 7 or high.

Kingston - Odessa - Frontenac Islands.
Today..A mix of sun and cloud. Fog patches dissipating this morning.
Wind becoming southwest 20 km/h late this morning. High 32. Humidex
40.
Tonight..Partly cloudy. 40 percent chance of showers overnight with
risk of a thunderstorm. Wind southwest 20 km/h becoming light this
evening. Low 22.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 28. Humidex 36. UV index 7 or high.

Lindsay - Southern Kawartha Lakes.
Today..A mix of sun and cloud with 40 percent chance of showers. Risk
of a thunderstorm. Wind becoming southwest 20 km/h this morning.
High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 19.
Wednesday..Cloudy with 30 percent chance of showers in the morning
and early in the afternoon. Clearing late in the afternoon. Wind
becoming northwest 20 km/h late in the afternoon. High 28. Humidex
35. UV index 3 or moderate.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h this morning. High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 20.
Wednesday..Cloudy with 30 percent chance of showers in the morning
and early in the afternoon. Clearing late in the afternoon. Wind
becoming northwest 20 km/h late in the afternoon. High 28. Humidex
35. UV index 3 or moderate.

Peterborough City - Lakefield - Southern Peterborough County.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h late this morning. High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 19.
Wednesday..Cloudy with 30 percent chance of showers in the morning
and early in the afternoon. Clearing late in the afternoon. Wind
becoming northwest 20 km/h late in the afternoon. High 29. Humidex
36. UV index 3 or moderate.

Apsley - Woodview - Northern Peterborough County.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h this morning. High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 19.
Wednesday..Cloudy with 30 percent chance of showers in the morning
and early in the afternoon. Clearing late in the afternoon. Wind
becoming northwest 20 km/h late in the afternoon. High 29. Humidex
36. UV index 3 or moderate.

Stirling - Tweed - Madoc.
Today..A mix of sun and cloud. 30 percent chance of showers late this
afternoon with risk of a thunderstorm. Fog patches dissipating this
morning. Wind becoming southwest 20 km/h this morning. High 33.
Humidex 41.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 20.
Wednesday..Cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 38. UV index 3 or moderate.

Tamworth - Sydenham - South Frontenac.
Today..A mix of sun and cloud. 30 percent chance of showers late this
afternoon with risk of a thunderstorm. Fog patches dissipating this
morning. Wind becoming southwest 20 km/h this morning. High 33.
Humidex 41.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 21.
Wednesday..Cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 38. UV index 3 or moderate.

Kaladar - Bannockburn - Bon Echo Park.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h near noon. High 32. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 19.
Wednesday..Cloudy with 30 percent chance of showers in the morning
and early in the afternoon. Clearing late in the afternoon. High 30.
Humidex 38. UV index 3 or moderate.

Bancroft - Hastings Highlands - Denbigh.
Today..A mix of sun and cloud. 40 percent chance of showers late this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h near noon. High 31. Humidex 40.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 19.
Wednesday..A mix of sun and cloud. 30 percent chance of showers in
the morning and early in the afternoon. High 30. Humidex 38. UV
index 8 or very high.

Gananoque - Mallorytown.
Today..A mix of sun and cloud. Wind becoming southwest 20 km/h near
noon. High 34. Humidex 43.
Tonight..Partly cloudy. 30 percent chance of showers overnight with
risk of a thunderstorm. Wind southwest 20 km/h becoming light this
evening. Low 21.
Wednesday..Cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 28. Humidex 36. UV index 3 or moderate.

Brockville - Prescott.
Today..A mix of sun and cloud. Wind becoming southwest 20 km/h near
noon. High 34. Humidex 43.
Tonight..Partly cloudy. 30 percent chance of showers overnight with
risk of a thunderstorm. Wind southwest 20 km/h becoming light this
evening. Low 21.
Wednesday..Cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 38. UV index 3 or moderate.

Westport - Charleston Lake.
Today..A mix of sun and cloud. Wind becoming southwest 20 km/h near
noon. High 34. Humidex 43.
Tonight..Partly cloudy. 30 percent chance of showers overnight with
risk of a thunderstorm. Wind southwest 20 km/h becoming light this
evening. Low 22.
Wednesday..Cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 38. UV index 3 or moderate.

Merrickville-Wolford - Kemptville.
Today..A mix of sun and cloud. Wind becoming southwest 20 km/h near
noon. High 34. Humidex 43.
Tonight..Partly cloudy. 30 percent chance of showers overnight with
risk of a thunderstorm. Wind southwest 20 km/h becoming light this
evening. Low 21.
Wednesday..Cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 38. UV index 3 or moderate.

Ottawa North - Kanata - Orl‚ans.
Today..A mix of sun and cloud. 30 percent chance of showers late this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h near noon. High 34. Humidex 42.
Tonight..Partly cloudy with 30 percent chance of showers. Risk of a
thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 21.
Wednesday..Cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 39. UV index 3 or moderate.

Continued in next message...

--- up 21 hours, 46 minutes
* Origin: Northern Realms (1:229/664)

FPCN11 CWTO 121500
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 11:00 a.m. EDT Tuesday 12 August 2025 for
today and Wednesday.
The next scheduled forecast will be issued at 3:30 p.m. EDT.

City of Toronto.
Today..A mix of sun and cloud. 30 percent chance of showers late this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h this afternoon. High 32. Humidex 40.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 22.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 30. Humidex 37. UV index 7 or high.

Windsor - Leamington - Essex County.
Today..A mix of sun and cloud. 30 percent chance of showers this
afternoon with risk of a thunderstorm. Wind southwest 20 km/h.
High 32. Humidex 41.
Tonight..Partly cloudy with 30 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 22.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 30. Humidex 38. UV index 8 or very
high.

Chatham-Kent - Rondeau Park.
Today..A mix of sun and cloud. 30 percent chance of showers this
afternoon with risk of a thunderstorm. Wind southwest 20 km/h.
High 32. Humidex 41.
Tonight..Partly cloudy with 30 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 22.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 30. Humidex 38. UV index 8 or very
high.

Sarnia - Petrolia - Western Lambton County.
Today..A mix of sun and cloud. 40 percent chance of showers with risk
of a thunderstorm. Wind southwest 20 km/h. High 31. Humidex 40. Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 21.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 29. Humidex 37. UV index 8 or very
high.

Watford - Pinery Park - Eastern Lambton County.
Today..Sunny near noon then a mix of sun and cloud with 40 percent
chance of showers. Risk of a thunderstorm this afternoon. Wind
southwest 20 km/h. High 31. Humidex 39.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 21.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 29. Humidex 37. UV index 8 or very
high.

Rodney - Shedden - Western Elgin County.
Today..Sunny near noon then a mix of sun and cloud with 30 percent
chance of showers this afternoon. Risk of a thunderstorm this
afternoon. Wind southwest 20 km/h. High 32. Humidex 40.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 21.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 29. Humidex 37. UV index 8 or very
high.

St. Thomas - Aylmer - Eastern Elgin County.
Today..Sunny near noon then a mix of sun and cloud with 30 percent
chance of showers this afternoon. Risk of a thunderstorm this
afternoon. Wind southwest 20 km/h. High 32. Humidex 40.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 21.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 29. Humidex 37. UV index 8 or very
high.

Strathroy - Komoka - Western Middlesex County.
Today..Sunny near noon then a mix of sun and cloud with 40 percent
chance of showers this afternoon. Risk of a thunderstorm this
afternoon. Wind southwest 20 km/h. High 32. Humidex 40.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 21.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 29. Humidex 36. UV index 8 or very
high.

London - Parkhill - Eastern Middlesex County.
Today..Sunny near noon then a mix of sun and cloud with 40 percent
chance of showers this afternoon. Risk of a thunderstorm this
afternoon. Wind southwest 20 km/h. High 32. Humidex 40.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 21.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 29. Humidex 36. UV index 8 or very
high.

Simcoe - Delhi - Norfolk.
Today..Increasing cloudiness early this afternoon. Wind southwest
20 km/h. High 33. Humidex 42.
Tonight..Partly cloudy. 30 percent chance of showers late this
evening and overnight with risk of a thunderstorm. Wind southwest
20 km/h becoming light this evening. Low 21.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 29. Humidex 36. UV index 8 or very
high.

Dunnville - Caledonia - Haldimand.
Today..A mix of sun and cloud. Wind southwest 20 km/h. High 33.
Humidex 42.
Tonight..Partly cloudy. 30 percent chance of showers late this
evening and overnight with risk of a thunderstorm. Wind southwest
20 km/h becoming light this evening. Low 22.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 30. Humidex 38. UV index 8 or very
high.

Woodstock - Tillsonburg - Oxford County.
Today..Sunny near noon then a mix of sun and cloud with 40 percent
chance of showers this afternoon. Risk of a thunderstorm this
afternoon. Wind southwest 20 km/h. High 32. Humidex 40.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 21.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 29. Humidex 34. UV index 8 or very
high.

Brantford - County of Brant.
Today..A mix of sun and cloud. 30 percent chance of showers late this
afternoon with risk of a thunderstorm. Wind southwest 20 km/h.
High 32. Humidex 40.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 22.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 29. Humidex 34. UV index 8 or very
high.

Niagara Falls - Welland - Southern Niagara Region.
Today..A mix of sun and cloud. Wind southwest 20 km/h. High 33.
Humidex 42.
Tonight..Partly cloudy. 30 percent chance of showers late this
evening and overnight with risk of a thunderstorm. Wind southwest
20 km/h becoming light this evening. Low 23.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 30. Humidex 38. UV index 8 or very
high.

St. Catharines - Grimsby - Northern Niagara Region.
Today..Increasing cloudiness early this afternoon. Wind southwest
20 km/h. High 32. Humidex 41.
Tonight..Partly cloudy. 30 percent chance of showers late this
evening and overnight with risk of a thunderstorm. Wind southwest
20 km/h becoming light this evening. Low 23.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 30. Humidex 38. UV index 8 or very
high.

City of Hamilton.
Today..Increasing cloudiness. 30 percent chance of showers late this
afternoon with risk of a thunderstorm. Wind southwest 20 km/h.
High 32. Humidex 40.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 21.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 30. Humidex 38. UV index 8 or very
high.

Burlington - Oakville.
Today..A mix of sun and cloud. 30 percent chance of showers late this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h this afternoon. High 33. Humidex 41.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 22.
Wednesday..Mainly cloudy with 40 percent chance of showers and risk
of a thunderstorm. High 30. Humidex 38. UV index 3 or moderate.

Halton Hills - Milton.
Today..A mix of sun and cloud. 30 percent chance of showers late this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h this afternoon. High 33. Humidex 41.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 21.
Wednesday..Mainly cloudy with 40 percent chance of showers and risk
of a thunderstorm. High 29. Humidex 37. UV index 3 or moderate.

Mississauga - Brampton.
Today..A mix of sun and cloud. 30 percent chance of showers late this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h this afternoon. High 33. Humidex 41.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 22.
Wednesday..Mainly cloudy with 40 percent chance of showers and risk
of a thunderstorm. High 30. Humidex 38. UV index 3 or moderate.

Caledon.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind southwest 20 km/h.
High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 20.
Wednesday..A mix of sun and cloud with 30 percent chance of showers
in the morning. Clearing in the afternoon. Wind becoming northwest
20 km/h late in the afternoon. High 29. Humidex 37. UV index 8 or
very high.

Vaughan - Richmond Hill - Markham.
Today..A mix of sun and cloud. 30 percent chance of showers late this
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h this afternoon. High 33. Humidex 41.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 20.
Wednesday..Mainly cloudy with 40 percent chance of showers and risk
of a thunderstorm. High 29. Humidex 36. UV index 3 or moderate.

Newmarket - Georgina - Northern York Region.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind southwest 20 km/h.
High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 19.
Wednesday..Cloudy with 30 percent chance of showers in the morning
and early in the afternoon. Clearing late in the afternoon. Wind
becoming northwest 20 km/h late in the afternoon. High 28. Humidex
35. UV index 3 or moderate.

Pickering - Oshawa - Southern Durham Region.
Today..Increasing cloudiness. 30 percent chance of showers late this
afternoon with risk of a thunderstorm. Wind southwest 20 km/h.
High 33. Humidex 41.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 20.
Wednesday..Mainly cloudy with 40 percent chance of showers and risk
of a thunderstorm. High 29. Humidex 36. UV index 3 or moderate.

Uxbridge - Beaverton - Northern Durham Region.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind southwest 20 km/h.
High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 19.
Wednesday..Cloudy with 30 percent chance of showers in the morning
and early in the afternoon. Clearing late in the afternoon. Wind
becoming northwest 20 km/h late in the afternoon. High 28. Humidex
35. UV index 3 or moderate.

Goderich - Bluewater - Southern Huron County.
Today..Sunny near noon then a mix of sun and cloud with 60 percent
chance of showers. Risk of a thunderstorm. Wind southwest 20 km/h.
High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 20.
Wednesday..Mainly cloudy with 30 percent chance of showers in the
morning. Clearing in the afternoon. High 27. Humidex 34. UV index 7
or high.

Wingham - Blyth - Northern Huron County.
Today..Sunny near noon then a mix of sun and cloud with 60 percent
chance of showers. Risk of a thunderstorm. Wind southwest 20 km/h.
High 31. Humidex 38.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 19.
Wednesday..Mainly cloudy with 30 percent chance of showers in the
morning. Clearing in the afternoon. High 27. Humidex 34. UV index 7
or high.

Stratford - Mitchell - Southern Perth County.
Today..Sunny near noon then a mix of sun and cloud with 40 percent
chance of showers this afternoon. Risk of a thunderstorm this
afternoon. Wind southwest 20 km/h. High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 20.
Wednesday..A mix of sun and cloud with 30 percent chance of showers
in the morning. Clearing in the afternoon. High 28. Humidex 34. UV
index 8 or very high.

Listowel - Milverton - Northern Perth County.
Today..Sunny near noon then a mix of sun and cloud with 40 percent
chance of showers this afternoon. Risk of a thunderstorm this
afternoon. Wind southwest 20 km/h. High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 19.
Wednesday..A mix of sun and cloud with 30 percent chance of showers
in the morning. Clearing in the afternoon. High 27. Humidex 33. UV
index 8 or very high.

Kitchener - Cambridge - Region of Waterloo.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind southwest 20 km/h.
High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 20.
Wednesday..A mix of sun and cloud with 30 percent chance of showers
in the morning. Clearing in the afternoon. Wind becoming northwest
20 km/h late in the afternoon. High 29. Humidex 35. UV index 8 or
very high.

Guelph - Erin - Southern Wellington County.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind southwest 20 km/h.
High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 19.
Wednesday..A mix of sun and cloud with 30 percent chance of showers
in the morning. Clearing in the afternoon. Wind becoming northwest
20 km/h late in the afternoon. High 29. Humidex 35. UV index 8 or
very high.

Mount Forest - Arthur - Northern Wellington County.
Today..Sunny near noon then a mix of sun and cloud with 40 percent
chance of showers this afternoon. Risk of a thunderstorm this
afternoon. Wind southwest 20 km/h. High 30. Humidex 38.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 19.
Wednesday..A mix of sun and cloud with 30 percent chance of showers
in the morning. Clearing in the afternoon. High 26. Humidex 34. UV
index 8 or very high.

Orangeville - Grand Valley - Southern Dufferin County.
Today..A mix of sun and cloud. 40 percent chance of showers this
afternoon with risk of a thunderstorm. Wind southwest 20 km/h.
High 30. Humidex 38.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 20.
Wednesday..A mix of sun and cloud with 30 percent chance of showers
in the morning. Clearing in the afternoon. High 28. Humidex 36. UV
index 8 or very high.

Shelburne - Mansfield - Northern Dufferin County.
Today..Sunny near noon then a mix of sun and cloud with 40 percent
chance of showers this afternoon. Risk of a thunderstorm this
afternoon. Wind southwest 20 km/h. High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 20.
Wednesday..Cloudy with 30 percent chance of showers early in the
morning. Clearing in the morning. High 28. Humidex 36. UV index 8 or
very high.

Innisfil - New Tecumseth - Angus.
Today..Mainly cloudy. 40 percent chance of showers this afternoon
with risk of a thunderstorm. Wind southwest 20 km/h. High 30.
Humidex 38.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 19.
Wednesday..A mix of sun and cloud with 30 percent chance of showers
in the morning. Clearing in the afternoon. High 28. Humidex 36. UV
index 8 or very high.

Saugeen Shores - Kincardine - Southern Bruce County.
Today..Sunny near noon then a mix of sun and cloud with 60 percent
chance of showers. Risk of a thunderstorm. Wind southwest 20 km/h.
High 30. Humidex 37.
Tonight..A few showers ending overnight then partly cloudy with
30 percent chance of showers. Risk of a thunderstorm this evening
and after midnight. Wind southwest 20 km/h becoming light this
evening. Low 19.
Wednesday..Cloudy with 30 percent chance of showers early in the
morning. Clearing late in the morning. High 24. Humidex 30. UV
index 7 or high.

Bruce Peninsula - Sauble Beach - Tobermory.
Today..A mix of sun and cloud. 60 percent chance of showers with risk
of a thunderstorm. Wind southwest 20 km/h. High 28. Humidex 36.
Tonight..A few showers ending overnight then partly cloudy with
30 percent chance of showers. Risk of a thunderstorm this evening
and after midnight. Wind southwest 20 km/h becoming light this
evening. Low 19.
Wednesday..A mix of sun and cloud with 30 percent chance of showers
early in the morning then sunny. High 24. Humidex 31. UV index 7 or
high.

Hanover - Dundalk - Southern Grey County.
Today..Sunny near noon then a mix of sun and cloud with 60 percent
chance of showers. Risk of a thunderstorm. Wind southwest 20 km/h.
High 31. Humidex 37.
Tonight..A few showers ending overnight then partly cloudy with
30 percent chance of showers. Risk of a thunderstorm this evening
and after midnight. Wind southwest 20 km/h becoming light this
evening. Low 19.
Wednesday..Cloudy with 30 percent chance of showers early in the
morning. Clearing late in the morning. High 26. Humidex 33. UV
index 7 or high.

Owen Sound - Blue Mountains - Northern Grey County.
Today..Sunny near noon then a mix of sun and cloud with 60 percent
chance of showers. Risk of a thunderstorm. Wind southwest 20 km/h.
High 29. Humidex 37.
Tonight..A few showers ending overnight then partly cloudy with
30 percent chance of showers. Risk of a thunderstorm this evening
and after midnight. Wind southwest 20 km/h becoming light this
evening. Low 19.
Wednesday..Cloudy with 30 percent chance of showers early in the
morning. Clearing late in the morning. High 25. Humidex 31. UV
index 7 or high.

Barrie - Collingwood - Hillsdale.
Today..Sunny near noon then a mix of sun and cloud with 40 percent
chance of showers this afternoon. Risk of a thunderstorm this
afternoon. Wind southwest 20 km/h. High 30. Humidex 38.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 19.
Wednesday..Cloudy with 30 percent chance of showers early in the
morning. Clearing in the morning. High 27. Humidex 32. UV index 8 or
very high.

Midland - Coldwater - Orr Lake.
Today..Mainly cloudy. 40 percent chance of showers this afternoon
with risk of a thunderstorm. Wind southwest 20 km/h. High 31.
Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 20.
Wednesday..Cloudy with 30 percent chance of showers early in the
morning. Clearing in the morning. High 24. Humidex 30. UV index 8 or
very high.

Orillia - Lagoon City - Washago.
Today..Mainly cloudy. 40 percent chance of showers this afternoon
with risk of a thunderstorm. Wind southwest 20 km/h. High 30.
Humidex 38.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 20.
Wednesday..Cloudy with 30 percent chance of showers early in the
morning. Clearing in the morning. High 26. Humidex 32. UV index 8 or
very high.

Cobourg - Colborne - Western Northumberland County.
Today..A mix of sun and cloud with 30 percent chance of showers. Risk
of a thunderstorm late this afternoon. Wind southwest 20 km/h.
High 32. Humidex 40.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 22.
Wednesday..Cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 29. Humidex 38. UV index 3 or moderate.

Belleville - Quinte West - Eastern Northumberland County.
Today..A mix of sun and cloud with 30 percent chance of showers. Risk
of a thunderstorm late this afternoon. Wind southwest 20 km/h.
High 32. Humidex 40.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 22.
Wednesday..Cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 29. Humidex 38. UV index 3 or moderate.

Picton - Sandbanks Park.
Today..A mix of sun and cloud. 30 percent chance of showers early
this afternoon. Wind southwest 20 km/h. High 31. Humidex 39.
Tonight..Partly cloudy. 40 percent chance of showers overnight with
risk of a thunderstorm. Wind southwest 20 km/h becoming light this
evening. Low 22.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 28. Humidex 36. UV index 7 or high.

Napanee - Consecon.
Today..A mix of sun and cloud. 30 percent chance of showers early
this afternoon. Wind southwest 20 km/h. High 32. Humidex 40.
Tonight..Partly cloudy. 40 percent chance of showers overnight with
risk of a thunderstorm. Wind southwest 20 km/h becoming light this
evening. Low 22.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 28. Humidex 36. UV index 7 or high.

Kingston - Odessa - Frontenac Islands.
Today..A mix of sun and cloud. 30 percent chance of showers early
this afternoon. Wind southwest 20 km/h. High 32. Humidex 40.
Tonight..Partly cloudy. 40 percent chance of showers overnight with
risk of a thunderstorm. Wind southwest 20 km/h becoming light this
evening. Low 22.
Wednesday..A mix of sun and cloud with 40 percent chance of showers
and risk of a thunderstorm. High 28. Humidex 36. UV index 7 or high.

Lindsay - Southern Kawartha Lakes.
Today..Sunny near noon then a mix of sun and cloud with 40 percent
chance of showers this afternoon. Risk of a thunderstorm this
afternoon. Wind southwest 20 km/h. High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 19.
Wednesday..Cloudy with 30 percent chance of showers in the morning
and early in the afternoon. Clearing late in the afternoon. Wind
becoming northwest 20 km/h late in the afternoon. High 28. Humidex
35. UV index 3 or moderate.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Today..Sunny near noon then a mix of sun and cloud with 40 percent
chance of showers this afternoon. Risk of a thunderstorm this
afternoon. Wind southwest 20 km/h. High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 20.
Wednesday..Cloudy with 30 percent chance of showers in the morning
and early in the afternoon. Clearing late in the afternoon. Wind
becoming northwest 20 km/h late in the afternoon. High 28. Humidex
35. UV index 3 or moderate.

Peterborough City - Lakefield - Southern Peterborough County.
Today..Increasing cloudiness near noon. 40 percent chance of showers
this afternoon with risk of a thunderstorm. Wind southwest 20 km/h.
High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 19.
Wednesday..Cloudy with 30 percent chance of showers in the morning
and early in the afternoon. Clearing late in the afternoon. Wind
becoming northwest 20 km/h late in the afternoon. High 29. Humidex
36. UV index 3 or moderate.

Apsley - Woodview - Northern Peterborough County.
Today..Increasing cloudiness near noon. 40 percent chance of showers
this afternoon with risk of a thunderstorm. Wind southwest 20 km/h.
High 31. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 19.
Wednesday..Cloudy with 30 percent chance of showers in the morning
and early in the afternoon. Clearing late in the afternoon. Wind
becoming northwest 20 km/h late in the afternoon. High 29. Humidex
36. UV index 3 or moderate.

Stirling - Tweed - Madoc.
Today..A mix of sun and cloud with 30 percent chance of showers. Risk
of a thunderstorm late this afternoon. Wind southwest 20 km/h.
High 33. Humidex 41.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 20.
Wednesday..Cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 38. UV index 3 or moderate.

Tamworth - Sydenham - South Frontenac.
Today..A mix of sun and cloud with 30 percent chance of showers. Risk
of a thunderstorm late this afternoon. Wind southwest 20 km/h.
High 33. Humidex 41.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 21.
Wednesday..Cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 38. UV index 3 or moderate.

Kaladar - Bannockburn - Bon Echo Park.
Today..Increasing cloudiness. 40 percent chance of showers late this
afternoon with risk of a thunderstorm. Wind southwest 20 km/h.
High 32. Humidex 39.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 19.
Wednesday..Cloudy with 30 percent chance of showers in the morning
and early in the afternoon. Clearing late in the afternoon. High 30.
Humidex 38. UV index 3 or moderate.

Bancroft - Hastings Highlands - Denbigh.
Today..Sunny near noon then a mix of sun and cloud with 40 percent
chance of showers late this afternoon. Risk of a thunderstorm late
this afternoon. Wind southwest 20 km/h. High 31. Humidex 40.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 19.
Wednesday..A mix of sun and cloud. 30 percent chance of showers in
the morning and early in the afternoon. High 30. Humidex 38. UV
index 8 or very high.

Gananoque - Mallorytown.
Today..A mix of sun and cloud. Wind southwest 20 km/h. High 34.
Humidex 43.
Tonight..Partly cloudy. 30 percent chance of showers overnight with
risk of a thunderstorm. Wind southwest 20 km/h becoming light this
evening. Low 21.
Wednesday..Cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 28. Humidex 36. UV index 3 or moderate.

Brockville - Prescott.
Today..Increasing cloudiness early this afternoon. Wind southwest
20 km/h. High 34. Humidex 43.
Tonight..Partly cloudy. 30 percent chance of showers overnight with
risk of a thunderstorm. Wind southwest 20 km/h becoming light this
evening. Low 21.
Wednesday..Cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 38. UV index 3 or moderate.

Westport - Charleston Lake.
Today..A mix of sun and cloud. Wind southwest 20 km/h. High 34.
Humidex 43.
Tonight..Partly cloudy. 30 percent chance of showers overnight with
risk of a thunderstorm. Wind southwest 20 km/h becoming light this
evening. Low 22.
Wednesday..Cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 38. UV index 3 or moderate.

Merrickville-Wolford - Kemptville.
Today..Increasing cloudiness early this afternoon. Wind southwest
20 km/h. High 34. Humidex 43.
Tonight..Partly cloudy. 30 percent chance of showers overnight with
risk of a thunderstorm. Wind southwest 20 km/h becoming light this
evening. Low 21.
Wednesday..Cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 38. UV index 3 or moderate.

Ottawa North - Kanata - Orl‚ans.
Today..Increasing cloudiness. 30 percent chance of showers late this
afternoon with risk of a thunderstorm. Wind southwest 20 km/h.
High 34. Humidex 42.
Tonight..Partly cloudy with 30 percent chance of showers. Risk of a
thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 21.
Wednesday..Cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 39. UV index 3 or moderate.

Ottawa South - Richmond - Metcalfe.
Today..Increasing cloudiness. 30 percent chance of showers late this
afternoon with risk of a thunderstorm. Wind southwest 20 km/h.
High 34. Humidex 42.
Tonight..Partly cloudy with 30 percent chance of showers. Risk of a
thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 21.
Wednesday..Cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 39. UV index 3 or moderate.

Gatineau.
Today..Increasing cloudiness. 30 percent chance of showers late this
afternoon with risk of a thunderstorm. Wind southwest 20 km/h.
High 34. Humidex 42.
Tonight..Partly cloudy with 30 percent chance of showers. Risk of a
thunderstorm. Wind southwest 20 km/h becoming light this evening.
Low 21.
Wednesday..Cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 38. UV index 3 or moderate.

Prescott and Russell.
Today..Increasing cloudiness early this afternoon. Wind southwest
20 km/h. High 34. Humidex 43.
Tonight..Partly cloudy. 30 percent chance of showers overnight with
risk of a thunderstorm. Wind southwest 20 km/h becoming light this
evening. Low 21.
Wednesday..Cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 39. UV index 3 or moderate.

Continued in next message...

--- up 1 day, 3 hours, 46 minutes
* Origin: Northern Realms (1:229/664)

FPCN11 CWTO 130900
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 5:00 a.m. EDT Wednesday 13 August 2025 for
today and Thursday.
The next scheduled forecast will be issued at 11:00 a.m. EDT.

City of Toronto.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 38. UV index 7 or high.
Tonight..Partly cloudy with 40 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Low 19. Thursday..Mainly sunny. High 28. Humidex 31. UV index 8 or very high.

Windsor - Leamington - Essex County.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 29. Humidex 37. UV index 7 or high.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Fog patches developing after
midnight. Low 19.
Thursday..Mainly sunny. Fog patches dissipating in the morning.
High 28. Humidex 34. UV index 8 or very high.

Chatham-Kent - Rondeau Park.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 29. Humidex 37. UV index 6 or high.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Fog patches developing after
midnight. Low 19.
Thursday..A mix of sun and cloud. Fog patches dissipating in the
morning. High 28. Humidex 34. UV index 8 or very high.

Sarnia - Petrolia - Western Lambton County.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 28. Humidex 36. UV index 6 or high.
Tonight..A few clouds. Fog patches developing after midnight. Wind
north 20 km/h becoming light near midnight. Low 18.
Thursday..Mainly sunny. Fog patches dissipating in the morning. Wind
becoming north 20 km/h near noon. High 26. Humidex 31. UV index 8 or
very high.

Watford - Pinery Park - Eastern Lambton County.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 28. Humidex 36. UV index 6 or high.
Tonight..Clearing. Fog patches developing after midnight. Wind north
20 km/h becoming light near midnight. Low 18.
Thursday..Mainly sunny. Fog patches dissipating in the morning. Wind
becoming north 20 km/h near noon. High 26. Humidex 31. UV index 8 or
very high.

Rodney - Shedden - Western Elgin County.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 29. Humidex 36. UV index 6 or high.
Tonight..Clear. Becoming partly cloudy after midnight. Fog patches
developing after midnight. Low 16.
Thursday..Mainly sunny. Fog patches dissipating in the morning.
High 28. Humidex 31. UV index 8 or very high.

St. Thomas - Aylmer - Eastern Elgin County.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 29. Humidex 36. UV index 6 or high.
Tonight..Clear. Fog patches developing after midnight. Low 16.
Thursday..A mix of sun and cloud. Fog patches dissipating in the
morning. High 28. Humidex 31. UV index 8 or very high.

Strathroy - Komoka - Western Middlesex County.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 29. Humidex 36. UV index 6 or high.
Tonight..Clear. Fog patches developing after midnight. Low 16.
Thursday..A mix of sun and cloud. Becoming sunny in the afternoon.
Fog patches dissipating in the morning. High 28. Humidex 31. UV
index 8 or very high.

London - Parkhill - Eastern Middlesex County.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 29. Humidex 36. UV index 6 or high.
Tonight..Clear. Fog patches developing after midnight. Low 16.
Thursday..Sunny. Becoming a mix of sun and cloud in the morning. Fog
patches dissipating in the morning. High 28. Humidex 31. UV index 8
or very high.

Simcoe - Delhi - Norfolk.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 38. UV index 6 or high.
Tonight..Partly cloudy with 40 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Low 19. Thursday..Mainly sunny. High 28. Humidex 32. UV index 8 or very high.

Dunnville - Caledonia - Haldimand.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 38. UV index 6 or high.
Tonight..Partly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Clearing near midnight. Low 19. Thursday..Mainly sunny. High 28. Humidex 32. UV index 8 or very high.

Woodstock - Tillsonburg - Oxford County.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 29. Humidex 36. UV index 6 or high.
Tonight..Clear. Fog patches developing after midnight. Low 16.
Thursday..Sunny. Becoming a mix of sun and cloud in the afternoon.
Fog patches dissipating in the morning. High 28. Humidex 31. UV
index 8 or very high.

Brantford - County of Brant.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 38. UV index 6 or high.
Tonight..Partly cloudy with 40 percent chance of showers early this
evening and risk of a thunderstorm. Clearing late this evening.
Low 19.
Thursday..Sunny. Becoming a mix of sun and cloud near noon. High 28.
Humidex 32. UV index 8 or very high.

Niagara Falls - Welland - Southern Niagara Region.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 38. UV index 6 or high.
Tonight..Mainly cloudy with 40 percent chance of showers early this
evening and risk of a thunderstorm. Clearing late this evening.
Low 19.
Thursday..Mainly sunny. High 28. Humidex 32. UV index 8 or very high.

St. Catharines - Grimsby - Northern Niagara Region.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 38. UV index 8 or very high.
Tonight..Mainly cloudy. 40 percent chance of showers early this
evening with risk of a thunderstorm. Clearing near midnight. Low 19. Thursday..A mix of sun and cloud. Becoming sunny in the morning.
High 28. Humidex 32. UV index 8 or very high.

City of Hamilton.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 38. UV index 6 or high.
Tonight..Partly cloudy with 40 percent chance of showers early this
evening and risk of a thunderstorm. Clearing late this evening.
Low 19.
Thursday..Sunny. Becoming a mix of sun and cloud late in the morning.
High 28. Humidex 32. UV index 8 or very high.

Burlington - Oakville.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 38. UV index 6 or high.
Tonight..Partly cloudy with 40 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Low 19. Thursday..Mainly sunny. High 28. Humidex 31. UV index 8 or very high.

Halton Hills - Milton.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 38. UV index 6 or high.
Tonight..Partly cloudy with 40 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening.
Low 19.
Thursday..A mix of sun and cloud. High 28. Humidex 31. UV index 8 or
very high.

Mississauga - Brampton.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 38. UV index 6 or high.
Tonight..Partly cloudy with 40 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Low 19.
Thursday..A mix of sun and cloud. High 28. Humidex 31. UV index 8 or
very high.

Caledon.
Today..Mainly cloudy with 30 percent chance of showers and risk of a
thunderstorm. High 28. Humidex 35. UV index 7 or high.
Tonight..Clear. Fog patches developing after midnight. Low 16.
Thursday..A mix of sun and cloud. Becoming cloudy in the afternoon.
Fog patches dissipating in the morning. High 27. Humidex 32. UV
index 8 or very high.

Vaughan - Richmond Hill - Markham.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 38. UV index 6 or high.
Tonight..Partly cloudy with 40 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening.
Low 19.
Thursday..Mainly sunny. High 28. Humidex 31. UV index 8 or very high.

Newmarket - Georgina - Northern York Region.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 29. Humidex 37. UV index 6 or high.
Tonight..Clear. Becoming partly cloudy overnight. Low 17.
Thursday..Mainly sunny. Increasing cloudiness near noon. High 28.
Humidex 31. UV index 8 or very high.

Pickering - Oshawa - Southern Durham Region.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 30. Humidex 38. UV index 7 or high.
Tonight..Partly cloudy with 40 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening.
Low 19.
Thursday..Sunny. Becoming a mix of sun and cloud late in the morning.
High 28. Humidex 31. UV index 8 or very high.

Uxbridge - Beaverton - Northern Durham Region.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 29. Humidex 37. UV index 6 or high.
Tonight..Clear. Low 17.
Thursday..Sunny. Becoming a mix of sun and cloud late in the morning.
High 28. Humidex 31. UV index 8 or very high.

Goderich - Bluewater - Southern Huron County.
Today..Mainly cloudy. 30 percent chance of showers this morning.
Clearing this afternoon. Risk of a thunderstorm early this morning.
High 27. Humidex 35. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 16.
Thursday..Mainly sunny. Fog patches dissipating in the morning.
High 26. Humidex 31. UV index 8 or very high.

Wingham - Blyth - Northern Huron County.
Today..Mainly cloudy with 30 percent chance of showers this morning.
Clearing this afternoon. Risk of a thunderstorm early this morning.
High 27. Humidex 35. UV index 7 or high.
Tonight..Clear. Becoming partly cloudy before morning. Fog patches
developing after midnight. Low 16.
Thursday..A mix of sun and cloud. Fog patches dissipating in the
morning. High 26. Humidex 31. UV index 8 or very high.

Stratford - Mitchell - Southern Perth County.
Today..Mainly cloudy. 30 percent chance of showers this morning and
early this afternoon with risk of a thunderstorm. High 28. Humidex
35. UV index 6 or high.
Tonight..Clear. Fog patches developing after midnight. Low 16.
Thursday..Sunny. Becoming a mix of sun and cloud in the afternoon.
Fog patches dissipating in the morning. High 27. Humidex 32. UV
index 8 or very high.

Listowel - Milverton - Northern Perth County.
Today..Mainly cloudy with 30 percent chance of showers this morning
and early this afternoon and risk of a thunderstorm. Clearing this
afternoon. High 28. Humidex 35. UV index 6 or high.
Tonight..Clear. Fog patches developing after midnight. Low 16.
Thursday..A mix of sun and cloud. Fog patches dissipating in the
morning. High 27. Humidex 32. UV index 8 or very high.

Kitchener - Cambridge - Region of Waterloo.
Today..Mainly cloudy with 30 percent chance of showers and risk of a
thunderstorm. High 28. Humidex 35. UV index 6 or high.
Tonight..Clear. Fog patches developing after midnight. Low 16.
Thursday..Sunny. Becoming a mix of sun and cloud near noon. Fog
patches dissipating in the morning. High 27. Humidex 32. UV index 8
or very high.

Guelph - Erin - Southern Wellington County.
Today..Mainly cloudy with 30 percent chance of showers and risk of a
thunderstorm. High 28. Humidex 35. UV index 6 or high.
Tonight..Clearing this evening. Fog patches developing after
midnight. Low 16.
Thursday..A mix of sun and cloud. Fog patches dissipating in the
morning. High 27. Humidex 32. UV index 8 or very high.

Mount Forest - Arthur - Northern Wellington County.
Today..Mainly cloudy with 30 percent chance of showers this morning
and early this afternoon and risk of a thunderstorm. Clearing this
afternoon. High 28. Humidex 35. UV index 7 or high.
Tonight..Clear. Fog patches developing after midnight. Low 16.
Thursday..A mix of sun and cloud. Fog patches dissipating in the
morning. High 27. Humidex 32. UV index 8 or very high.

Orangeville - Grand Valley - Southern Dufferin County.
Today..Mainly cloudy. 30 percent chance of showers this morning and
early this afternoon with risk of a thunderstorm. High 28. Humidex
35. UV index 7 or high.
Tonight..Clear. Fog patches developing after midnight. Low 16.
Thursday..A mix of sun and cloud. Becoming cloudy in the afternoon.
Fog patches dissipating in the morning. High 27. Humidex 32. UV
index 8 or very high.

Shelburne - Mansfield - Northern Dufferin County.
Today..Mainly cloudy. 30 percent chance of showers this morning. Risk
of a thunderstorm early this morning. High 28. Humidex 35. UV
index 7 or high.
Tonight..Clear. Fog patches developing after midnight. Low 17.
Thursday..A mix of sun and cloud. Becoming cloudy near noon. Fog
patches dissipating in the morning. High 26. Humidex 32. UV index 7
or high.

Innisfil - New Tecumseth - Angus.
Today..Mainly cloudy. 30 percent chance of showers this morning. Risk
of a thunderstorm early this morning. High 28. Humidex 35. UV
index 7 or high.
Tonight..Clear. Becoming partly cloudy after midnight. Fog patches
developing after midnight. Low 17.
Thursday..Mainly sunny. Increasing cloudiness late in the morning.
Fog patches dissipating in the morning. High 26. Humidex 32. UV
index 8 or very high.

Saugeen Shores - Kincardine - Southern Bruce County.
Today..Mainly cloudy with 30 percent chance of showers this morning.
Clearing this afternoon. Risk of a thunderstorm early this morning.
High 27. Humidex 33. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy after midnight. Fog patches
developing after midnight. Low 16.
Thursday..A mix of sun and cloud. Fog patches dissipating in the
morning. High 26. Humidex 32. UV index 8 or very high.

Bruce Peninsula - Sauble Beach - Tobermory.
Today..A mix of sun and cloud. 30 percent chance of showers early
this morning. Clearing this afternoon. Risk of a thunderstorm early
this morning. High 26. Humidex 32. UV index 7 or high.
Tonight..Clear. Fog patches developing after midnight. Low 18.
Thursday..A mix of sun and cloud. Clearing early in the afternoon.
Fog patches dissipating in the morning. Wind becoming northeast
20 km/h near noon. High 24. Humidex 29. UV index 7 or high.

Hanover - Dundalk - Southern Grey County.
Today..Mainly cloudy. 30 percent chance of showers this morning.
Clearing this afternoon. Risk of a thunderstorm early this morning.
High 27. Humidex 33. UV index 7 or high.
Tonight..Clear. Becoming partly cloudy before morning. Fog patches
developing after midnight. Low 16.
Thursday..A mix of sun and cloud. Fog patches dissipating in the
morning. High 26. Humidex 32. UV index 8 or very high.

Owen Sound - Blue Mountains - Northern Grey County.
Today..Mainly cloudy with 30 percent chance of showers this morning.
Clearing this afternoon. Risk of a thunderstorm early this morning.
High 27. Humidex 33. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy after midnight. Fog patches
developing after midnight. Low 16.
Thursday..A mix of sun and cloud. Clearing near noon. Fog patches
dissipating in the morning. High 26. Humidex 32. UV index 8 or very
high.

Barrie - Collingwood - Hillsdale.
Today..A mix of sun and cloud. 30 percent chance of showers this
morning. Risk of a thunderstorm early this morning. High 28. Humidex
35. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 17.
Thursday..Sunny. Becoming a mix of sun and cloud in the morning. Fog
patches dissipating in the morning. High 26. Humidex 32. UV index 8
or very high.

Midland - Coldwater - Orr Lake.
Today..Mainly cloudy with 30 percent chance of showers this morning.
Clearing this afternoon. Risk of a thunderstorm early this morning.
High 28. Humidex 35. UV index 8 or very high.
Tonight..A few clouds. Fog patches developing after midnight. Low 17. Thursday..A mix of sun and cloud. Fog patches dissipating in the
morning. High 26. Humidex 32. UV index 8 or very high.

Orillia - Lagoon City - Washago.
Today..Mainly cloudy. 30 percent chance of showers this morning.
Clearing this afternoon. Risk of a thunderstorm early this morning.
High 28. Humidex 35. UV index 7 or high.
Tonight..Clear. Fog patches developing after midnight. Low 17.
Thursday..Sunny. Becoming a mix of sun and cloud in the morning. Fog
patches dissipating in the morning. High 26. Humidex 32. UV index 8
or very high.

Cobourg - Colborne - Western Northumberland County.
Today..A few showers ending early this morning then mainly cloudy
with 40 percent chance of showers. Risk of a thunderstorm. Wind
becoming southwest 20 km/h near noon. High 30. Humidex 38. UV
index 7 or high.
Tonight..Partly cloudy. 40 percent chance of showers this evening
with risk of a thunderstorm. Low 20.
Thursday..Sunny. Increasing cloudiness early in the afternoon.
High 28. Humidex 33. UV index 7 or high.

Belleville - Quinte West - Eastern Northumberland County.
Today..A few showers ending early this morning then mainly cloudy
with 40 percent chance of showers. Risk of a thunderstorm. Wind
becoming southwest 20 km/h near noon. High 30. Humidex 38. UV
index 7 or high.
Tonight..Partly cloudy. 40 percent chance of showers this evening
with risk of a thunderstorm. Low 20.
Thursday..Sunny. Increasing cloudiness early in the afternoon.
High 28. Humidex 33. UV index 7 or high.

Picton - Sandbanks Park.
Today..A few showers ending early this morning then mainly cloudy
with 40 percent chance of showers. Risk of a thunderstorm. Wind
becoming southwest 20 km/h near noon. High 30. Humidex 38. UV
index 7 or high.
Tonight..Partly cloudy. 40 percent chance of showers this evening
with risk of a thunderstorm. Low 20.
Thursday..Sunny. Increasing cloudiness early in the afternoon.
High 28. Humidex 33. UV index 7 or high.

Napanee - Consecon.
Today..A few showers ending early this morning then mainly cloudy
with 40 percent chance of showers. Risk of a thunderstorm. Wind
becoming southwest 20 km/h near noon. High 30. Humidex 38. UV
index 7 or high.
Tonight..Partly cloudy. 40 percent chance of showers this evening
with risk of a thunderstorm. Low 20.
Thursday..Sunny. Increasing cloudiness early in the afternoon.
High 28. Humidex 33. UV index 7 or high.

Kingston - Odessa - Frontenac Islands.
Today..A few showers ending early this morning then mainly cloudy
with 40 percent chance of showers. Risk of a thunderstorm. Wind
becoming southwest 20 km/h near noon. High 30. Humidex 38. UV
index 7 or high.
Tonight..Partly cloudy. 40 percent chance of showers this evening
with risk of a thunderstorm. Low 20.
Thursday..A mix of sun and cloud. High 28. Humidex 33. UV index 7 or
high.

Lindsay - Southern Kawartha Lakes.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. Clearing this afternoon. High 29. Humidex 37. UV
index 6 or high.
Tonight..Clear. Low 17.
Thursday..Sunny. Becoming a mix of sun and cloud in the morning.
High 28. Humidex 31. UV index 8 or very high.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. Clearing this afternoon. High 28. Humidex 35. UV
index 7 or high.
Tonight..Clear. Low 15.
Thursday..Increasing cloudiness in the morning. High 27. Humidex 30.
UV index 8 or very high.

Peterborough City - Lakefield - Southern Peterborough County.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 29. Humidex 37. UV index 6 or high.
Tonight..Clear. Low 17.
Thursday..Sunny. Becoming a mix of sun and cloud in the morning.
High 28. Humidex 31. UV index 8 or very high.

Apsley - Woodview - Northern Peterborough County.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 28. Humidex 35. UV index 6 or high.
Tonight..Clear. Low 15.
Thursday..Increasing cloudiness in the morning. High 27. Humidex 30.
UV index 8 or very high.

Stirling - Tweed - Madoc.
Today..A few showers ending early this morning then mainly cloudy
with 40 percent chance of showers. Risk of a thunderstorm. Wind
becoming southwest 20 km/h near noon. High 30. Humidex 38. UV
index 7 or high.
Tonight..Partly cloudy. 40 percent chance of showers this evening
with risk of a thunderstorm. Low 19.
Thursday..Sunny. Increasing cloudiness early in the afternoon.
High 28. Humidex 33. UV index 8 or very high.

Tamworth - Sydenham - South Frontenac.
Today..A few showers ending early this morning then mainly cloudy
with 40 percent chance of showers. Risk of a thunderstorm. Wind
becoming southwest 20 km/h near noon. High 30. Humidex 38. UV
index 7 or high.
Tonight..Partly cloudy. 40 percent chance of showers this evening
with risk of a thunderstorm. Low 19.
Thursday..A mix of sun and cloud. High 28. Humidex 33. UV index 7 or
high.

Kaladar - Bannockburn - Bon Echo Park.
Today..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 28. Humidex 35. UV index 7 or high.
Tonight..Clearing late this evening. Low 15.
Thursday..Sunny. Becoming a mix of sun and cloud in the afternoon.
High 27. Humidex 30. UV index 7 or high.

Bancroft - Hastings Highlands - Denbigh.
Today..Mainly cloudy. 70 percent chance of showers changing to
30 percent chance of showers this morning. Risk of a thunderstorm.
Wind becoming northwest 20 km/h near noon. High 28. Humidex 35. UV
index 6 or high.
Tonight..Clear. Low 16.
Thursday..Mainly sunny. High 26. Humidex 29. UV index 7 or high.

Gananoque - Mallorytown.
Today..Mainly cloudy. 70 percent chance of showers changing to
30 percent chance of showers near noon. Risk of a thunderstorm.
High 30. Humidex 39. UV index 7 or high.
Tonight..Partly cloudy. 40 percent chance of showers this evening
with risk of a thunderstorm. Low 19.
Thursday..A mix of sun and cloud. 30 percent chance of showers late
in the morning and early afternoon. High 28. Humidex 33. UV index 7
or high.

Brockville - Prescott.
Today..Mainly cloudy. 70 percent chance of showers changing to
30 percent chance of showers near noon. Risk of a thunderstorm.
High 30. Humidex 39. UV index 8 or very high.
Tonight..Mainly cloudy. 40 percent chance of showers this evening
with risk of a thunderstorm. Low 19.
Thursday..A mix of sun and cloud. 30 percent chance of showers late
in the morning and early afternoon. High 28. Humidex 33. UV index 7
or high.

Westport - Charleston Lake.
Today..Mainly cloudy. 70 percent chance of showers changing to
30 percent chance of showers near noon. Risk of a thunderstorm.
High 30. Humidex 39. UV index 8 or very high.
Tonight..Mainly cloudy with 40 percent chance of showers this evening
and risk of a thunderstorm. Clearing overnight. Low 19.
Thursday..A mix of sun and cloud. 30 percent chance of showers late
in the morning and early afternoon. High 28. Humidex 33. UV index 7
or high.

Merrickville-Wolford - Kemptville.
Today..Mainly cloudy. 70 percent chance of showers changing to
30 percent chance of showers near noon. Risk of a thunderstorm.
High 30. Humidex 39. UV index 8 or very high.
Tonight..Mainly cloudy. 40 percent chance of showers this evening
with risk of a thunderstorm. Low 19.
Thursday..A mix of sun and cloud. 30 percent chance of showers late
in the morning and early afternoon. High 28. Humidex 33. UV index 7
or high.

Ottawa North - Kanata - Orl‚ans.
Today..Mainly cloudy. 70 percent chance of showers changing to
30 percent chance of showers this morning. Risk of a thunderstorm.
High 30. Humidex 38. UV index 8 or very high.
Tonight..Partly cloudy. 40 percent chance of showers this evening
with risk of a thunderstorm. Low 18.
Thursday..Mainly sunny. High 28. Humidex 32. UV index 7 or high.

Ottawa South - Richmond - Metcalfe.
Today..Mainly cloudy. 70 percent chance of showers changing to
30 percent chance of showers this morning. Risk of a thunderstorm.
High 30. Humidex 38. UV index 8 or very high.
Tonight..Partly cloudy. 40 percent chance of showers this evening
with risk of a thunderstorm. Low 18.
Thursday..Mainly sunny. High 28. Humidex 32. UV index 7 or high.

Gatineau.
Today..Mainly cloudy. 70 percent chance of showers changing to
30 percent chance of showers this morning. Risk of a thunderstorm.
High 30. Humidex 38. UV index 7 or high.
Tonight..Partly cloudy. 40 percent chance of showers this evening
with risk of a thunderstorm. Low 18.
Thursday..Mainly sunny. High 28. Humidex 32. UV index 7 or high.

Prescott and Russell.
Today..Mainly cloudy. 70 percent chance of showers changing to
30 percent chance of showers near noon. Risk of a thunderstorm.
High 30. Humidex 39. UV index 8 or very high.
Tonight..Mainly cloudy. 40 percent chance of showers this evening
with risk of a thunderstorm. Low 19.
Thursday..A mix of sun and cloud. 30 percent chance of showers late
in the morning and early afternoon. High 28. Humidex 33. UV index 7
or high.

Morrisburg - Long Sault.
Today..Mainly cloudy. 70 percent chance of showers changing to
30 percent chance of showers near noon. Risk of a thunderstorm.
High 30. Humidex 39. UV index 8 or very high.
Tonight..Mainly cloudy. 40 percent chance of showers this evening
with risk of a thunderstorm. Low 19.
Thursday..A mix of sun and cloud. 30 percent chance of showers late
in the morning and early afternoon. High 28. Humidex 33. UV index 7
or high.

Cornwall - Lancaster.
Today..Mainly cloudy. 70 percent chance of showers changing to
30 percent chance of showers near noon. Risk of a thunderstorm.
High 30. Humidex 39. UV index 8 or very high.
Tonight..Mainly cloudy. 40 percent chance of showers this evening
with risk of a thunderstorm. Low 19.
Thursday..A mix of sun and cloud. 30 percent chance of showers late
in the morning and early afternoon. High 28. Humidex 33. UV index 7
or high.

Winchester - Newington.
Today..Mainly cloudy. 70 percent chance of showers changing to
30 percent chance of showers near noon. Risk of a thunderstorm.
High 30. Humidex 39. UV index 8 or very high.
Tonight..Mainly cloudy. 40 percent chance of showers this evening
with risk of a thunderstorm. Low 19.
Thursday..A mix of sun and cloud. 30 percent chance of showers late
in the morning and early afternoon. High 28. Humidex 33. UV index 7
or high.

Maxville - Alexandria.
Today..Mainly cloudy. 70 percent chance of showers changing to
30 percent chance of showers near noon. Risk of a thunderstorm.
High 30. Humidex 39. UV index 8 or very high.
Tonight..Mainly cloudy. 40 percent chance of showers this evening
with risk of a thunderstorm. Low 19.
Thursday..A mix of sun and cloud. 30 percent chance of showers late
in the morning and early afternoon. High 28. Humidex 33. UV index 7
or high.

Plevna - Sharbot Lake - Western Lanark County.
Today..Mainly cloudy. 70 percent chance of showers changing to
30 percent chance of showers this morning. Risk of a thunderstorm.
High 30. Humidex 38. UV index 7 or high.
Tonight..Partly cloudy with 40 percent chance of showers this evening
and risk of a thunderstorm. Clearing late this evening. Low 18. Thursday..Mainly sunny. High 28. Humidex 32. UV index 7 or high.

Smiths Falls - Perth - Eastern Lanark County.
Today..Mainly cloudy. 70 percent chance of showers changing to
30 percent chance of showers this morning. Risk of a thunderstorm.
High 30. Humidex 38. UV index 8 or very high.
Tonight..Partly cloudy. 40 percent chance of showers this evening
with risk of a thunderstorm. Low 18.
Thursday..A mix of sun and cloud. High 28. Humidex 32. UV index 7 or
high.

Port Carling - Port Severn.
Today..Mainly cloudy with 40 percent chance of showers this morning.
Clearing this afternoon. Risk of a thunderstorm early this morning.
High 26. Humidex 31. UV index 8 or very high.
Tonight..Clear. Low 16.
Thursday..Sunny. Becoming a mix of sun and cloud in the morning.
High 25. Humidex 28. UV index 7 or high.

Bracebridge - Gravenhurst.
Today..Mainly cloudy with 40 percent chance of showers this morning.
Clearing this afternoon. Risk of a thunderstorm early this morning.
High 26. Humidex 31. UV index 7 or high.
Tonight..Clear. Low 16.
Thursday..A mix of sun and cloud. High 25. Humidex 28. UV index 7 or
high.

Town of Parry Sound - Rosseau - Killbear Park.
Today..Mainly cloudy with 40 percent chance of showers this morning.
Clearing this afternoon. Risk of a thunderstorm early this morning.
High 26. Humidex 31. UV index 8 or very high.
Tonight..A few clouds. Low 16.
Thursday..A mix of sun and cloud. High 25. Humidex 28. UV index 7 or
high.

Huntsville - Baysville.
Today..Mainly cloudy with 40 percent chance of showers this morning.
Clearing this afternoon. Risk of a thunderstorm early this morning.
High 26. Humidex 31. UV index 7 or high.
Tonight..A few clouds. Low 16.
Thursday..Mainly sunny. High 25. Humidex 28. UV index 7 or high.

Haliburton - Minden - Southern Haliburton County.
Today..Mainly cloudy. 70 percent chance of showers changing to
30 percent chance of showers this morning. Risk of a thunderstorm
this morning. High 27. Humidex 32. UV index 7 or high.
Tonight..Clear. Low 14.
Thursday..A mix of sun and cloud. High 24. Humidex 28. UV index 7 or
high.

Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Today..Mainly cloudy. 70 percent chance of showers changing to
30 percent chance of showers this morning. Risk of a thunderstorm
this morning. High 27. Humidex 32. UV index 7 or high.
Tonight..Clear. Low 14.
Thursday..Mainly sunny. High 24. Humidex 28. UV index 7 or high.

Barry's Bay - Killaloe.
Today..Mainly cloudy. 70 percent chance of showers changing to
30 percent chance of showers this morning. Clearing this afternoon.
Risk of a thunderstorm. Wind becoming northwest 20 km/h near noon.
High 28. Humidex 35. UV index 7 or high.
Tonight..Clear. Low 16.
Thursday..A mix of sun and cloud. Becoming sunny in the morning.
High 26. Humidex 29. UV index 7 or high.

Renfrew - Arnprior - Calabogie.
Today..Mainly cloudy. 70 percent chance of showers changing to
30 percent chance of showers this morning. Risk of a thunderstorm.
Wind becoming northwest 20 km/h near noon. High 28. Humidex 35. UV
index 7 or high.
Tonight..Clear. Low 16.
Thursday..A mix of sun and cloud. Becoming sunny in the morning.
High 26. Humidex 29. UV index 7 or high.

Petawawa - Pembroke - Cobden.
Today..A mix of sun and cloud. 70 percent chance of showers changing
to 30 percent chance of showers this morning. Clearing this
afternoon. Risk of a thunderstorm. Wind becoming northwest 20 km/h
near noon. High 28. Humidex 35. UV index 7 or high.
Tonight..Clear. Low 16.
Thursday..A mix of sun and cloud. Becoming sunny in the morning.
High 26. Humidex 29. UV index 7 or high.

Continued in next message...

--- up 1 day, 21 hours, 46 minutes
* Origin: Northern Realms (1:229/664)

FPCN11 CWTO 160900
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 5:00 a.m. EDT Saturday 16 August 2025 for
today and Sunday.
The next scheduled forecast will be issued at 11:00 a.m. EDT.

City of Toronto.
Today..Sunny. High 32. Humidex 37. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness after midnight then 60 percent
chance of showers overnight. Low 20.
Sunday..A mix of sun and cloud. 40 percent chance of showers in the
morning and early in the afternoon. Wind becoming north 20 km/h late
in the morning. High 25. Humidex 33. UV index 8 or very high.

Windsor - Leamington - Essex County.
Today..Sunny this morning then a mix of sun and cloud with 30 percent
chance of showers this afternoon. Risk of a thunderstorm this
afternoon. Fog patches dissipating this morning. High 32. Humidex
41. UV index 9 or very high.
Tonight..Partly cloudy with 30 percent chance of showers and risk of
a thunderstorm. Wind becoming north 20 km/h late this evening.
Low 22.
Sunday..Cloudy. Clearing late in the afternoon. Wind becoming north
30 km/h late in the afternoon. High 25. Humidex 33. UV index 8 or
very high.

Chatham-Kent - Rondeau Park.
Today..Sunny this morning then a mix of sun and cloud with 30 percent
chance of showers this afternoon. Risk of a thunderstorm this
afternoon. Fog patches dissipating this morning. High 32. Humidex
40. UV index 9 or very high.
Tonight..Partly cloudy with 30 percent chance of showers and risk of
a thunderstorm. Wind becoming north 30 km/h late this evening then
light after midnight. Low 20.
Sunday..Clearing late in the morning. Wind becoming north 30 km/h
late in the afternoon. High 26. Humidex 34. UV index 9 or very high.

Sarnia - Petrolia - Western Lambton County.
Today..Sunny this morning then a mix of sun and cloud with 30 percent
chance of showers this afternoon. Risk of a thunderstorm this
afternoon. Fog patches dissipating this morning. High 33. Humidex
40. UV index 9 or very high.
Tonight..Mainly cloudy with 30 percent chance of showers and risk of
a thunderstorm. Wind becoming northwest 30 km/h gusting to 50 after
midnight. Low 20.
Sunday..Clearing late in the morning. Wind becoming north 30 km/h
late in the morning. High 23. Humidex 31. UV index 9 or very high.

Watford - Pinery Park - Eastern Lambton County.
Today..Sunny this morning then a mix of sun and cloud with 30 percent
chance of showers this afternoon. Risk of a thunderstorm this
afternoon. Fog patches dissipating this morning. High 33. Humidex
40. UV index 9 or very high.
Tonight..Partly cloudy with 30 percent chance of showers and risk of
a thunderstorm. Wind becoming north 20 km/h gusting to 40 after
midnight. Low 20.
Sunday..Clearing late in the morning. Wind becoming north 30 km/h
late in the morning. High 23. Humidex 31. UV index 9 or very high.

Rodney - Shedden - Western Elgin County.
Today..Sunny this morning and early this afternoon then a mix of sun
and cloud with 40 percent chance of showers this afternoon. Risk of
a thunderstorm this afternoon. Fog patches dissipating this morning.
High 31. Humidex 36. UV index 9 or very high.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind becoming northwest 20 km/h late this evening.
Low 20.
Sunday..Mainly cloudy with 30 percent chance of showers in the
morning and early in the afternoon. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 28. Humidex
36. UV index 9 or very high.

St. Thomas - Aylmer - Eastern Elgin County.
Today..Sunny this morning and early this afternoon then a mix of sun
and cloud with 40 percent chance of showers this afternoon. Risk of
a thunderstorm this afternoon. Fog patches dissipating this morning.
High 31. Humidex 36. UV index 9 or very high.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Low 20.
Sunday..Mainly cloudy with 30 percent chance of showers in the
morning and early in the afternoon. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 28. Humidex
36. UV index 9 or very high.

Strathroy - Komoka - Western Middlesex County.
Today..Sunny this morning and early this afternoon then a mix of sun
and cloud with 40 percent chance of showers this afternoon. Risk of
a thunderstorm this afternoon. Fog patches dissipating this morning.
High 32. Humidex 37. UV index 9 or very high.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind becoming northwest 20 km/h before morning.
Low 19.
Sunday..Mainly cloudy with 30 percent chance of showers in the
morning and early in the afternoon. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 27. Humidex
34. UV index 9 or very high.

London - Parkhill - Eastern Middlesex County.
Today..Sunny this morning and early this afternoon then a mix of sun
and cloud with 40 percent chance of showers this afternoon. Risk of
a thunderstorm this afternoon. Fog patches dissipating this morning.
High 32. Humidex 37. UV index 9 or very high.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Low 19.
Sunday..Mainly cloudy with 30 percent chance of showers in the
morning and early in the afternoon. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 27. Humidex
34. UV index 9 or very high.

Simcoe - Delhi - Norfolk.
Today..Sunny. Fog patches dissipating this morning. High 32. Humidex
37. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness near midnight then 40 percent
chance of showers overnight. Wind becoming north 20 km/h gusting to
40 after midnight. Low 20.
Sunday..A mix of sun and cloud. 30 percent chance of showers in the
morning and early in the afternoon. High 28. Humidex 36. UV index 9
or very high.

Dunnville - Caledonia - Haldimand.
Today..Sunny. Fog patches dissipating this morning. High 32. Humidex
37. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness near midnight then 40 percent
chance of showers overnight. Low 19.
Sunday..A mix of sun and cloud. 30 percent chance of showers in the
morning and early in the afternoon. High 28. Humidex 36. UV index 9
or very high.

Woodstock - Tillsonburg - Oxford County.
Today..Sunny. Fog patches dissipating this morning. High 33. Humidex
38. UV index 8 or very high.
Tonight..Clear early this evening then partly cloudy with 40 percent
chance of showers. Risk of a thunderstorm. Wind becoming northwest
20 km/h after midnight. Low 20.
Sunday..A mix of sun and cloud. 30 percent chance of showers in the
morning and early in the afternoon. Wind becoming north 20 km/h late
in the morning. High 28. Humidex 35. UV index 9 or very high.

Brantford - County of Brant.
Today..Sunny. Fog patches dissipating this morning. High 33. Humidex
38. UV index 8 or very high.
Tonight..Clear early this evening then partly cloudy with 40 percent
chance of showers. Risk of a thunderstorm. Low 20.
Sunday..A mix of sun and cloud. 30 percent chance of showers in the
morning and early in the afternoon. Wind becoming north 20 km/h late
in the morning. High 28. Humidex 35. UV index 9 or very high.

Niagara Falls - Welland - Southern Niagara Region.
Today..Sunny. Fog patches dissipating this morning. High 31. Humidex
38. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness after midnight then 40 percent
chance of showers overnight. Low 19.
Sunday..Cloudy. 30 percent chance of showers in the morning and early
in the afternoon. Becoming a mix of sun and cloud late in the
afternoon. Wind becoming north 20 km/h late in the afternoon.
High 26. Humidex 35. UV index 3 or moderate.

St. Catharines - Grimsby - Northern Niagara Region.
Today..Sunny. Fog patches dissipating this morning. High 32. Humidex
39. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness after midnight then 40 percent
chance of showers overnight. Wind becoming west 20 km/h after
midnight. Low 19.
Sunday..Cloudy. 30 percent chance of showers in the morning and early
in the afternoon. Becoming a mix of sun and cloud late in the
afternoon. Wind becoming north 20 km/h late in the afternoon.
High 26. Humidex 35. UV index 3 or moderate.

City of Hamilton.
Today..Sunny. Fog patches dissipating this morning. High 32. Humidex
38. UV index 8 or very high.
Tonight..Clear early this evening then partly cloudy with 40 percent
chance of showers. Risk of a thunderstorm. Wind becoming northwest
20 km/h gusting to 40 after midnight. Low 19.
Sunday..A mix of sun and cloud. 30 percent chance of showers in the
morning and early in the afternoon. Wind becoming northeast 20 km/h
late in the afternoon. High 26. Humidex 34. UV index 9 or very high.

Burlington - Oakville.
Today..Sunny. Wind becoming southwest 20 km/h late this afternoon.
High 32. Humidex 37. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness after midnight then 60 percent
chance of showers overnight. Wind southwest 20 km/h becoming light
late this evening. Low 20.
Sunday..A mix of sun and cloud. 40 percent chance of showers in the
morning and early in the afternoon. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 26. Humidex
34. UV index 8 or very high.

Halton Hills - Milton.
Today..Mainly sunny. High 32. Humidex 37. UV index 8 or very high. Tonight..Clear. Increasing cloudiness after midnight then 60 percent
chance of showers overnight. Low 20.
Sunday..A mix of sun and cloud. 40 percent chance of showers in the
morning and early in the afternoon. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 26. Humidex
34. UV index 8 or very high.

Mississauga - Brampton.
Today..Mainly sunny. High 32. Humidex 37. UV index 8 or very high. Tonight..Clear. Increasing cloudiness after midnight then 60 percent
chance of showers overnight. Low 20.
Sunday..A mix of sun and cloud. 40 percent chance of showers in the
morning and early in the afternoon. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 26. Humidex
34. UV index 8 or very high.

Caledon.
Today..A mix of sun and cloud. High 32. Humidex 37. UV index 8 or
very high.
Tonight..Clear. Increasing cloudiness near midnight then 60 percent
chance of showers overnight. Wind becoming west 20 km/h late this
evening. Low 20.
Sunday..A mix of sun and cloud. 40 percent chance of showers in the
morning and early in the afternoon. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 26. Humidex
34. UV index 8 or very high.

Vaughan - Richmond Hill - Markham.
Today..Sunny. Becoming a mix of sun and cloud this afternoon.
High 33. Humidex 38. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness after midnight then 60 percent
chance of showers overnight. Wind becoming northwest 20 km/h after
midnight. Low 20.
Sunday..Cloudy with 40 percent chance of showers in the morning and
early in the afternoon. Clearing late in the afternoon. Wind
becoming north 20 km/h in the morning. High 23. Humidex 31. UV
index 3 or moderate.

Newmarket - Georgina - Northern York Region.
Today..Sunny. Becoming a mix of sun and cloud this morning. High 33.
Humidex 38. UV index 8 or very high.
Tonight..A few clouds. Increasing cloudiness near midnight then
60 percent chance of showers overnight. Wind becoming northwest
20 km/h after midnight. Low 20.
Sunday..Cloudy with 40 percent chance of showers in the morning and
early in the afternoon. Clearing late in the afternoon. Wind
becoming north 20 km/h in the morning. High 23. Humidex 31. UV
index 3 or moderate.

Pickering - Oshawa - Southern Durham Region.
Today..Sunny. High 33. Humidex 38. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness after midnight then 60 percent
chance of showers overnight. Wind becoming northwest 20 km/h after
midnight. Low 20.
Sunday..Cloudy with 40 percent chance of showers in the morning and
early in the afternoon. Clearing late in the afternoon. Wind
becoming north 20 km/h in the morning. High 23. Humidex 31. UV
index 3 or moderate.

Uxbridge - Beaverton - Northern Durham Region.
Today..Mainly sunny. High 33. Humidex 38. UV index 8 or very high.
Tonight..A few clouds. Increasing cloudiness late this evening then
60 percent chance of showers overnight. Low 20.
Sunday..Cloudy with 40 percent chance of showers in the morning and
early in the afternoon. Clearing late in the afternoon. Wind
becoming north 20 km/h in the morning. High 23. Humidex 31. UV
index 3 or moderate.

Goderich - Bluewater - Southern Huron County.
Today..Sunny. A mix of sun and cloud late this afternoon with
40 percent chance of showers. Risk of a thunderstorm late this
afternoon. Fog patches dissipating this morning. High 32. Humidex
37. UV index 8 or very high.
Tonight..Mainly cloudy with 40 percent chance of showers this
evening. A few showers beginning late this evening. Risk of a
thunderstorm this evening and overnight. Wind northeast 40 km/h
gusting to 60 becoming west 20 late this evening then north 30
gusting to 50 before morning. Low 19.
Sunday..Clearing late in the morning. Wind north 30 km/h. High 24.
Humidex 31. UV index 8 or very high.

Wingham - Blyth - Northern Huron County.
Today..A mix of sun and cloud. 40 percent chance of showers late this
afternoon with risk of a thunderstorm. Fog patches dissipating this
morning. High 31. Humidex 37. UV index 8 or very high.
Tonight..Mainly cloudy with 40 percent chance of showers this
evening. A few showers beginning late this evening. Risk of a
thunderstorm this evening and overnight. Wind west 20 km/h becoming
north 20 after midnight. Low 19.
Sunday..Clearing late in the morning. Wind becoming north 30 km/h
late in the morning. High 24. Humidex 31. UV index 8 or very high.

Stratford - Mitchell - Southern Perth County.
Today..A mix of sun and cloud. 40 percent chance of showers late this
afternoon with risk of a thunderstorm. Fog patches dissipating this
morning. High 32. Humidex 37. UV index 8 or very high.
Tonight..Mainly cloudy with 40 percent chance of showers this
evening. A few showers beginning late this evening. Risk of a
thunderstorm this evening and overnight. Wind becoming northwest
20 km/h before morning. Low 19.
Sunday..Clearing late in the morning. Wind becoming north 30 km/h
late in the morning. High 24. Humidex 31. UV index 8 or very high.

Listowel - Milverton - Northern Perth County.
Today..A mix of sun and cloud. 40 percent chance of showers late this
afternoon with risk of a thunderstorm. Fog patches dissipating this
morning. High 32. Humidex 37. UV index 8 or very high.
Tonight..Mainly cloudy with 40 percent chance of showers this
evening. A few showers beginning late this evening. Risk of a
thunderstorm this evening and overnight. Low 19.
Sunday..Mainly cloudy. Clearing late in the afternoon. Wind becoming
north 30 km/h late in the morning. High 23. Humidex 31. UV index 7
or high.

Kitchener - Cambridge - Region of Waterloo.
Today..Mainly sunny. Fog patches dissipating this morning. High 33.
Humidex 38. UV index 8 or very high.
Tonight..Clear early this evening then partly cloudy with 40 percent
chance of showers. Risk of a thunderstorm. Wind becoming northwest
20 km/h before morning. Low 18.
Sunday..A mix of sun and cloud. 30 percent chance of showers in the
morning and early in the afternoon. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 26. Humidex
33. UV index 9 or very high.

Guelph - Erin - Southern Wellington County.
Today..Sunny. High 33. Humidex 38. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness near midnight then 60 percent
chance of showers overnight. Low 18.
Sunday..A mix of sun and cloud. 40 percent chance of showers in the
morning and early in the afternoon. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 26. Humidex
33. UV index 9 or very high.

Mount Forest - Arthur - Northern Wellington County.
Today..A mix of sun and cloud. 40 percent chance of showers late this
afternoon with risk of a thunderstorm. Fog patches dissipating this
morning. High 33. Humidex 38. UV index 8 or very high.
Tonight..Mainly cloudy with 40 percent chance of showers this
evening. A few showers beginning late this evening. Risk of a
thunderstorm this evening and overnight. Wind west 20 km/h becoming
light late this evening. Low 18.
Sunday..Clearing early in the afternoon. Wind becoming north 20 km/h
late in the morning. High 26. Humidex 33. UV index 8 or very high.

Orangeville - Grand Valley - Southern Dufferin County.
Today..A mix of sun and cloud. High 31. Humidex 36. UV index 8 or
very high.
Tonight..Clear. Increasing cloudiness late this evening then showers.
Risk of a thunderstorm overnight. Wind becoming west 20 km/h late
this evening. Low 19.
Sunday..Mainly cloudy with 60 percent chance of showers in the
morning and early in the afternoon. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 22. Humidex
28. UV index 7 or high.

Shelburne - Mansfield - Northern Dufferin County.
Today..A mix of sun and cloud. Wind southwest 20 km/h becoming light
late this morning. High 31. Humidex 36. UV index 8 or very high. Tonight..Clear. Increasing cloudiness late this evening then showers.
Risk of a thunderstorm overnight. Wind becoming west 20 km/h after
midnight. Low 19.
Sunday..Mainly cloudy with 60 percent chance of showers in the
morning and early in the afternoon. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 22. Humidex
28. UV index 7 or high.

Innisfil - New Tecumseth - Angus.
Today..A mix of sun and cloud. High 32. Humidex 37. UV index 8 or
very high.
Tonight..A few clouds. Increasing cloudiness late this evening then
showers. Risk of a thunderstorm overnight. Low 19.
Sunday..Mainly cloudy with 60 percent chance of showers in the
morning and early in the afternoon. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 22. Humidex
28. UV index 7 or high.

Saugeen Shores - Kincardine - Southern Bruce County.
Today..Sunny. High 29. Humidex 34. UV index 8 or very high.
Tonight..Increasing cloudiness. 40 percent chance of showers this
evening. Showers beginning late this evening. Risk of a thunderstorm
this evening and after midnight. Wind south 20 km/h gusting to 40
becoming light late this evening. Wind becoming north 20 gusting to
40 after midnight. Low 21.
Sunday..Cloudy with 40 percent chance of showers in the morning.
Clearing in the afternoon. Wind becoming north 30 km/h late in the
morning. High 20. Humidex 28. UV index 7 or high.

Bruce Peninsula - Sauble Beach - Tobermory.
Today..Sunny. Wind becoming southwest 20 km/h late this morning.
High 28. Humidex 35. UV index 8 or very high.
Tonight..Cloudy. 40 percent chance of showers this evening. Showers
beginning late this evening. Risk of a thunderstorm this evening and
after midnight. Wind west 20 km/h becoming light this evening. Wind
becoming north 30 gusting to 50 after midnight. Low 16.
Sunday..Mainly cloudy with 40 percent chance of showers in the
morning. Clearing in the afternoon. Wind northeast 40 km/h gusting
to 60. High 20. UV index 7 or high.

Hanover - Dundalk - Southern Grey County.
Today..A mix of sun and cloud. Clearing this morning. Wind southwest
20 km/h. High 30. Humidex 35. UV index 8 or very high.
Tonight..Increasing cloudiness. 40 percent chance of showers this
evening. Showers beginning late this evening. Risk of a thunderstorm
this evening and after midnight. Wind west 30 km/h gusting to 50
becoming light late this evening. Low 19.
Sunday..Mainly cloudy with 40 percent chance of showers in the
morning. Clearing in the afternoon. Wind becoming north 20 km/h in
the morning. High 18. UV index 8 or very high.

Owen Sound - Blue Mountains - Northern Grey County.
Today..Clearing early this morning. Wind becoming southwest 20 km/h
this morning. High 30. Humidex 37. UV index 8 or very high. Tonight..Increasing cloudiness. 40 percent chance of showers this
evening. Showers beginning late this evening. Risk of a thunderstorm
this evening and after midnight. Wind becoming north 30 km/h gusting
to 50 before morning. Low 17.
Sunday..Cloudy with 40 percent chance of showers in the morning.
Clearing in the afternoon. Wind becoming north 20 km/h in the
morning. High 20. UV index 6 or high.

Barrie - Collingwood - Hillsdale.
Today..A mix of sun and cloud. High 32. Humidex 37. UV index 8 or
very high.
Tonight..A few clouds. Increasing cloudiness late this evening then
showers. Risk of a thunderstorm overnight. Low 18.
Sunday..Cloudy with 60 percent chance of showers in the morning and
early in the afternoon. Clearing late in the afternoon. Wind north
20 km/h becoming light in the afternoon. High 22. Humidex 25. UV
index 3 or moderate.

Midland - Coldwater - Orr Lake.
Today..Mainly cloudy. Clearing this morning. Wind becoming southwest
20 km/h this morning. High 31. Humidex 36. UV index 8 or very high.
Tonight..A few clouds. Increasing cloudiness late this evening then
showers. Risk of a thunderstorm overnight. Wind becoming north
30 km/h late this evening. Low 18.
Sunday..Cloudy with 60 percent chance of showers in the morning and
early in the afternoon. Clearing late in the afternoon. Wind north
20 km/h becoming light in the afternoon. High 22. Humidex 25. UV
index 3 or moderate.

Orillia - Lagoon City - Washago.
Today..A mix of sun and cloud. High 32. Humidex 38. UV index 8 or
very high.
Tonight..Mainly cloudy. Showers beginning near midnight. Risk of a
thunderstorm overnight. Wind becoming west 40 km/h gusting to 60
after midnight. Low 18.
Sunday..Cloudy with 60 percent chance of showers in the morning and
early in the afternoon. Clearing late in the afternoon. Wind north
20 km/h becoming light in the afternoon. High 22. Humidex 25. UV
index 3 or moderate.

Cobourg - Colborne - Western Northumberland County.
Today..Sunny. High 31. Humidex 36. UV index 8 or very high.
Tonight..Increasing cloudiness. 60 percent chance of showers before
morning. Low 20.
Sunday..Cloudy with 60 percent chance of showers. Wind becoming north
20 km/h late in the morning. High 26. Humidex 32. UV index 3 or
moderate.

Belleville - Quinte West - Eastern Northumberland County.
Today..Sunny. High 31. Humidex 36. UV index 8 or very high.
Tonight..Increasing cloudiness. 60 percent chance of showers before
morning. Low 20.
Sunday..Cloudy with 60 percent chance of showers. Wind becoming north
20 km/h late in the morning. High 26. Humidex 32. UV index 3 or
moderate.

Picton - Sandbanks Park.
Today..Sunny. High 31. Humidex 36. UV index 8 or very high.
Tonight..Increasing cloudiness. 60 percent chance of showers before
morning. Low 20.
Sunday..Cloudy with 60 percent chance of showers. Wind becoming north
20 km/h in the afternoon. High 26. Humidex 32. UV index 3 or
moderate.

Napanee - Consecon.
Today..Sunny. High 32. Humidex 37. UV index 8 or very high.
Tonight..Increasing cloudiness. 60 percent chance of showers before
morning. Low 20.
Sunday..Cloudy with 60 percent chance of showers. Wind becoming north
20 km/h in the afternoon. High 26. Humidex 32. UV index 3 or
moderate.

Kingston - Odessa - Frontenac Islands.
Today..Sunny. High 32. Humidex 37. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness after midnight then 60 percent
chance of showers before morning. Low 20.
Sunday..Cloudy with 60 percent chance of showers. Wind becoming north
20 km/h in the afternoon. High 26. Humidex 32. UV index 3 or
moderate.

Lindsay - Southern Kawartha Lakes.
Today..Sunny. Becoming a mix of sun and cloud this morning. High 32.
Humidex 38. UV index 8 or very high.
Tonight..Partly cloudy. Becoming cloudy after midnight with
60 percent chance of showers overnight. Wind becoming northwest
20 km/h after midnight. Low 20.
Sunday..Cloudy with 40 percent chance of showers in the morning and
early in the afternoon. Clearing late in the afternoon. Wind
becoming north 20 km/h late in the morning. High 22. Humidex 29. UV
index 3 or moderate.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Today..Sunny. Becoming a mix of sun and cloud this morning. Wind
becoming west 20 km/h this afternoon. High 32. Humidex 38. UV
index 8 or very high.
Tonight..Mainly cloudy. Showers beginning near midnight. Risk of a
thunderstorm overnight. Low 20.
Sunday..Cloudy with 60 percent chance of showers in the morning and
early in the afternoon. Clearing late in the afternoon. Wind
becoming north 20 km/h late in the morning. High 22. Humidex 29. UV
index 3 or moderate.

Peterborough City - Lakefield - Southern Peterborough County.
Today..Sunny. High 32. Humidex 37. UV index 8 or very high.
Tonight..A few clouds. Increasing cloudiness after midnight then
60 percent chance of showers overnight. Low 18.
Sunday..Cloudy with 40 percent chance of showers in the morning and
early in the afternoon. Clearing late in the afternoon. Wind
becoming north 20 km/h late in the morning. High 22. Humidex 26. UV
index 3 or moderate.

Apsley - Woodview - Northern Peterborough County.
Today..Sunny. Becoming a mix of sun and cloud this morning. Wind
becoming southwest 20 km/h this afternoon. High 32. Humidex 37. UV
index 8 or very high.
Tonight..Mainly cloudy. 60 percent chance of showers overnight.
Low 18.
Sunday..Cloudy with 60 percent chance of showers in the morning and
early in the afternoon. Clearing late in the afternoon. Wind
becoming north 20 km/h late in the morning. High 22. Humidex 26. UV
index 3 or moderate.

Stirling - Tweed - Madoc.
Today..Sunny. High 33. Humidex 38. UV index 8 or very high.
Tonight..Partly cloudy. Becoming cloudy after midnight with
60 percent chance of showers before morning. Low 20.
Sunday..Cloudy with 60 percent chance of showers. High 24. Humidex
31. UV index 3 or moderate.

Tamworth - Sydenham - South Frontenac.
Today..Sunny. High 33. Humidex 38. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness near midnight then 60 percent
chance of showers before morning. Low 20.
Sunday..Cloudy with 60 percent chance of showers. High 24. Humidex
31. UV index 3 or moderate.

Kaladar - Bannockburn - Bon Echo Park.
Today..Mainly sunny. Wind becoming southwest 20 km/h this afternoon.
High 32. Humidex 37. UV index 8 or very high.
Tonight..Partly cloudy. Becoming cloudy after midnight with
60 percent chance of showers overnight. Low 18.
Sunday..Cloudy with 60 percent chance of showers in the morning and
early in the afternoon. Clearing late in the afternoon. Wind
becoming north 20 km/h late in the morning. High 19. UV index 3 or
moderate.

Bancroft - Hastings Highlands - Denbigh.
Today..Sunny. Becoming a mix of sun and cloud this morning. Wind
becoming southwest 20 km/h this morning. High 32. Humidex 37. UV
index 8 or very high.
Tonight..Partly cloudy. 60 percent chance of showers overnight. Wind
west 20 km/h becoming light this evening. Low 18.
Sunday..Cloudy with 60 percent chance of showers in the morning and
early in the afternoon. Clearing late in the afternoon. Wind
becoming north 20 km/h late in the morning. High 19. UV index 3 or
moderate.

Gananoque - Mallorytown.
Today..Sunny. High 32. Humidex 35. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness near midnight then 60 percent
chance of showers before morning. Low 19.
Sunday..Cloudy with 60 percent chance of showers. High 25. Humidex
32. UV index 3 or moderate.

Brockville - Prescott.
Today..Sunny. High 32. Humidex 35. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness late this evening then
60 percent chance of showers before morning. Low 19.
Sunday..Cloudy with 60 percent chance of showers. High 25. Humidex
32. UV index 3 or moderate.

Westport - Charleston Lake.
Today..Sunny. Wind becoming southwest 20 km/h late this afternoon.
High 33. Humidex 36. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness near midnight then 60 percent
chance of showers before morning. Wind southwest 20 km/h becoming
light this evening. Low 19.
Sunday..Cloudy with 60 percent chance of showers. High 25. Humidex
32. UV index 3 or moderate.

Merrickville-Wolford - Kemptville.
Today..Mainly sunny. Wind becoming southwest 20 km/h late this
morning. High 33. Humidex 38. UV index 8 or very high.
Tonight..Increasing cloudiness. 60 percent chance of showers before
morning. Wind southwest 20 km/h becoming light late this evening.
Low 19.
Sunday..Cloudy with 60 percent chance of showers. High 21. Humidex
28. UV index 3 or moderate.

Ottawa North - Kanata - Orl‚ans.
Today..Mainly sunny. Wind becoming south 20 km/h late this morning.
High 32. Humidex 37. UV index 8 or very high.
Tonight..Partly cloudy. 60 percent chance of showers before morning.
Low 18.
Sunday..Cloudy with 60 percent chance of showers. Wind becoming north
20 km/h late in the morning. High 21. UV index 3 or moderate.

Ottawa South - Richmond - Metcalfe.
Today..Mainly sunny. Wind becoming south 20 km/h late this morning.
High 32. Humidex 37. UV index 8 or very high.
Tonight..Partly cloudy. 60 percent chance of showers before morning.
Low 18.
Sunday..Cloudy with 60 percent chance of showers. Wind becoming north
20 km/h late in the morning. High 21. UV index 3 or moderate.

Gatineau.
Today..Sunny. Wind becoming south 20 km/h late this morning. High 33.
Humidex 38. UV index 8 or very high.
Tonight..Partly cloudy. 60 percent chance of showers before morning.
Low 18.
Sunday..Cloudy with 60 percent chance of showers. Clearing late in
the afternoon. Wind becoming north 20 km/h late in the morning.
High 22. UV index 3 or moderate.

Prescott and Russell.
Today..Mainly sunny. Wind becoming southwest 20 km/h late this
morning. High 32. Humidex 36. UV index 8 or very high.
Tonight..Partly cloudy. Becoming cloudy before morning with
60 percent chance of showers. Low 19.
Sunday..Cloudy with 60 percent chance of showers. Wind becoming north
20 km/h late in the morning. High 22. Humidex 29. UV index 3 or
moderate.

Morrisburg - Long Sault.
Today..Sunny. High 32. Humidex 36. UV index 8 or very high.
Tonight..Increasing cloudiness. 60 percent chance of showers before
morning. Low 20.
Sunday..Cloudy with 60 percent chance of showers. Wind becoming north
20 km/h late in the morning. High 24. Humidex 31. UV index 3 or
moderate.

Cornwall - Lancaster.
Today..Sunny. Wind becoming southwest 20 km/h this afternoon.
High 32. Humidex 36. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness late this evening then
60 percent chance of showers before morning. Low 20.
Sunday..Cloudy with 60 percent chance of showers. Wind becoming north
20 km/h late in the morning. High 24. Humidex 31. UV index 3 or
moderate.

Continued in next message...

--- up 4 days, 21 hours, 46 minutes
* Origin: Northern Realms (1:229/664)

FPCN11 CWTO 161500
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 11:00 a.m. EDT Saturday 16 August 2025 for
today and Sunday.
The next scheduled forecast will be issued at 3:30 p.m. EDT.

City of Toronto.
Today..Sunny. High 31. Humidex 36. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness after midnight then 60 percent
chance of showers overnight. Risk of a thunderstorm overnight.
Low 20.
Sunday..A mix of sun and cloud. 40 percent chance of showers in the
morning and early in the afternoon. Wind becoming north 20 km/h late
in the morning. High 25. Humidex 33. UV index 8 or very high.

Windsor - Leamington - Essex County.
Today..Sunny near noon then a mix of sun and cloud with 30 percent
chance of showers. Risk of a thunderstorm this afternoon. High 32.
Humidex 41. UV index 9 or very high.
Tonight..Partly cloudy with 30 percent chance of showers and risk of
a thunderstorm. Wind becoming north 20 km/h late this evening.
Low 22.
Sunday..Cloudy. 30 percent chance of showers early in the morning
with risk of a thunderstorm. Clearing late in the afternoon. Wind
becoming north 30 km/h late in the afternoon. High 25. Humidex 33.
UV index 8 or very high.

Chatham-Kent - Rondeau Park.
Today..Sunny near noon then a mix of sun and cloud with 30 percent
chance of showers. Risk of a thunderstorm this afternoon. High 32.
Humidex 40. UV index 9 or very high.
Tonight..Partly cloudy with 30 percent chance of showers and risk of
a thunderstorm. Wind becoming north 30 km/h late this evening then
light after midnight. Low 20.
Sunday..Cloudy with 30 percent chance of showers early in the morning
and risk of a thunderstorm. Clearing late in the morning. Wind
becoming north 30 km/h late in the afternoon. High 26. Humidex 34.
UV index 9 or very high.

Sarnia - Petrolia - Western Lambton County.
Today..Sunny near noon then a mix of sun and cloud with 30 percent
chance of showers. Risk of a thunderstorm this afternoon. High 33.
Humidex 40. UV index 9 or very high.
Tonight..Mainly cloudy with 30 percent chance of showers and risk of
a thunderstorm. Wind becoming northwest 30 km/h gusting to 50 after
midnight. Low 20.
Sunday..Cloudy with 30 percent chance of showers early in the morning
and risk of a thunderstorm. Clearing late in the morning. Wind
becoming north 30 km/h late in the morning. High 23. Humidex 31. UV
index 9 or very high.

Watford - Pinery Park - Eastern Lambton County.
Today..Sunny near noon then a mix of sun and cloud with 30 percent
chance of showers. Risk of a thunderstorm this afternoon. High 32.
Humidex 39. UV index 9 or very high.
Tonight..Partly cloudy with 30 percent chance of showers and risk of
a thunderstorm. Wind becoming north 20 km/h gusting to 40 after
midnight. Low 20.
Sunday..Cloudy with 30 percent chance of showers early in the morning
and risk of a thunderstorm. Clearing late in the morning. Wind
becoming north 30 km/h late in the morning. High 23. Humidex 31. UV
index 9 or very high.

Rodney - Shedden - Western Elgin County.
Today..Sunny early this afternoon then a mix of sun and cloud with
40 percent chance of showers late this afternoon. Risk of a
thunderstorm late this afternoon. High 31. Humidex 36. UV index 9 or
very high.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind becoming northwest 20 km/h late this evening.
Low 20.
Sunday..Mainly cloudy with 30 percent chance of showers in the
morning and risk of a thunderstorm. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 28. Humidex
36. UV index 9 or very high.

St. Thomas - Aylmer - Eastern Elgin County.
Today..Sunny early this afternoon then a mix of sun and cloud with
40 percent chance of showers late this afternoon. Risk of a
thunderstorm late this afternoon. High 31. Humidex 36. UV index 9 or
very high.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Low 20.
Sunday..Mainly cloudy with 30 percent chance of showers in the
morning and risk of a thunderstorm. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 28. Humidex
36. UV index 9 or very high.

Strathroy - Komoka - Western Middlesex County.
Today..Sunny early this afternoon then a mix of sun and cloud with
40 percent chance of showers late this afternoon. Risk of a
thunderstorm late this afternoon. High 32. Humidex 37. UV index 9 or
very high.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Wind becoming northwest 20 km/h before morning.
Low 19.
Sunday..Mainly cloudy with 30 percent chance of showers in the
morning and risk of a thunderstorm. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 27. Humidex
34. UV index 9 or very high.

London - Parkhill - Eastern Middlesex County.
Today..Sunny early this afternoon then a mix of sun and cloud with
40 percent chance of showers late this afternoon. Risk of a
thunderstorm late this afternoon. High 32. Humidex 37. UV index 9 or
very high.
Tonight..Partly cloudy with 40 percent chance of showers and risk of
a thunderstorm. Low 19.
Sunday..Mainly cloudy with 30 percent chance of showers in the
morning and risk of a thunderstorm. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 27. Humidex
34. UV index 9 or very high.

Simcoe - Delhi - Norfolk.
Today..Sunny. High 31. Humidex 36. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness near midnight then 40 percent
chance of showers overnight. Risk of a thunderstorm overnight. Wind
becoming north 20 km/h gusting to 40 after midnight. Low 20.
Sunday..A mix of sun and cloud. 30 percent chance of showers in the
morning and early in the afternoon with risk of a thunderstorm.
High 28. Humidex 36. UV index 9 or very high.

Dunnville - Caledonia - Haldimand.
Today..Sunny. High 32. Humidex 37. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness near midnight then 40 percent
chance of showers overnight. Risk of a thunderstorm overnight.
Low 19.
Sunday..A mix of sun and cloud. 30 percent chance of showers in the
morning and early in the afternoon with risk of a thunderstorm.
High 28. Humidex 36. UV index 9 or very high.

Woodstock - Tillsonburg - Oxford County.
Today..Sunny. High 33. Humidex 38. UV index 8 or very high.
Tonight..Clear early this evening then partly cloudy with 40 percent
chance of showers. Risk of a thunderstorm. Wind becoming northwest
20 km/h after midnight. Low 20.
Sunday..A mix of sun and cloud. 30 percent chance of showers in the
morning and early in the afternoon with risk of a thunderstorm. Wind
becoming north 20 km/h late in the morning. High 28. Humidex 35. UV
index 9 or very high.

Brantford - County of Brant.
Today..Sunny. High 33. Humidex 38. UV index 8 or very high.
Tonight..Clear early this evening then partly cloudy with 40 percent
chance of showers. Risk of a thunderstorm. Low 20.
Sunday..A mix of sun and cloud. 30 percent chance of showers in the
morning and early in the afternoon with risk of a thunderstorm. Wind
becoming north 20 km/h late in the morning. High 28. Humidex 35. UV
index 9 or very high.

Niagara Falls - Welland - Southern Niagara Region.
Today..Sunny. High 31. Humidex 38. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness after midnight then 40 percent
chance of showers overnight. Risk of a thunderstorm overnight.
Low 19.
Sunday..Cloudy. 30 percent chance of showers in the morning and early
in the afternoon. Becoming a mix of sun and cloud late in the
afternoon. Risk of a thunderstorm in the morning and early in the
afternoon. Wind becoming north 20 km/h late in the afternoon.
High 26. Humidex 35. UV index 3 or moderate.

St. Catharines - Grimsby - Northern Niagara Region.
Today..Sunny. High 32. Humidex 39. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness after midnight then 40 percent
chance of showers overnight. Risk of a thunderstorm overnight. Wind
becoming west 20 km/h after midnight. Low 19.
Sunday..Cloudy. 30 percent chance of showers in the morning and early
in the afternoon. Becoming a mix of sun and cloud late in the
afternoon. Risk of a thunderstorm in the morning and early in the
afternoon. Wind becoming north 20 km/h late in the afternoon.
High 26. Humidex 35. UV index 3 or moderate.

City of Hamilton.
Today..Sunny. High 32. Humidex 38. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness after midnight then 60 percent
chance of showers overnight. Risk of a thunderstorm overnight. Wind
becoming northwest 20 km/h gusting to 40 after midnight. Low 19.
Sunday..A mix of sun and cloud. 40 percent chance of showers in the
morning and early in the afternoon. Wind becoming northeast 20 km/h
late in the afternoon. High 26. Humidex 34. UV index 9 or very high.

Burlington - Oakville.
Today..Sunny. Wind becoming southwest 20 km/h late this afternoon.
High 32. Humidex 37. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness after midnight then 60 percent
chance of showers overnight. Risk of a thunderstorm overnight. Wind
southwest 20 km/h becoming light late this evening. Low 20.
Sunday..A mix of sun and cloud. 40 percent chance of showers in the
morning and early in the afternoon. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 26. Humidex
34. UV index 8 or very high.

Halton Hills - Milton.
Today..Mainly sunny. High 32. Humidex 37. UV index 8 or very high. Tonight..Clear. Increasing cloudiness after midnight then 60 percent
chance of showers overnight. Risk of a thunderstorm overnight.
Low 20.
Sunday..A mix of sun and cloud. 40 percent chance of showers in the
morning and early in the afternoon. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 26. Humidex
34. UV index 8 or very high.

Mississauga - Brampton.
Today..Mainly sunny. High 31. Humidex 36. UV index 8 or very high. Tonight..Clear. Increasing cloudiness after midnight then 60 percent
chance of showers overnight. Risk of a thunderstorm overnight.
Low 20.
Sunday..A mix of sun and cloud. 40 percent chance of showers in the
morning and early in the afternoon. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 26. Humidex
34. UV index 8 or very high.

Caledon.
Today..A mix of sun and cloud. High 32. Humidex 37. UV index 8 or
very high.
Tonight..Clear. Increasing cloudiness near midnight then 60 percent
chance of showers overnight. Risk of a thunderstorm overnight. Wind
becoming west 20 km/h late this evening. Low 20.
Sunday..A mix of sun and cloud. 40 percent chance of showers in the
morning and early in the afternoon. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 26. Humidex
34. UV index 8 or very high.

Vaughan - Richmond Hill - Markham.
Today..Sunny. Becoming a mix of sun and cloud this afternoon.
High 32. Humidex 37. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness after midnight then 60 percent
chance of showers overnight. Risk of a thunderstorm overnight. Wind
becoming northwest 20 km/h after midnight. Low 20.
Sunday..Cloudy with 40 percent chance of showers in the morning and
early in the afternoon. Clearing late in the afternoon. Wind
becoming north 20 km/h in the morning. High 23. Humidex 31. UV
index 3 or moderate.

Newmarket - Georgina - Northern York Region.
Today..A mix of sun and cloud. High 32. Humidex 37. UV index 8 or
very high.
Tonight..A few clouds. Increasing cloudiness near midnight then
60 percent chance of showers overnight. Risk of a thunderstorm
overnight. Wind becoming northwest 20 km/h after midnight. Low 20. Sunday..Cloudy with 40 percent chance of showers in the morning and
early in the afternoon. Clearing late in the afternoon. Wind
becoming north 20 km/h in the morning. High 23. Humidex 31. UV
index 3 or moderate.

Pickering - Oshawa - Southern Durham Region.
Today..Sunny. High 31. Humidex 36. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness after midnight then 60 percent
chance of showers overnight. Risk of a thunderstorm overnight. Wind
becoming northwest 20 km/h after midnight. Low 20.
Sunday..Cloudy with 40 percent chance of showers in the morning and
early in the afternoon. Clearing late in the afternoon. Wind
becoming north 20 km/h in the morning. High 23. Humidex 31. UV
index 3 or moderate.

Uxbridge - Beaverton - Northern Durham Region.
Today..A mix of sun and cloud. High 33. Humidex 38. UV index 8 or
very high.
Tonight..A few clouds. Increasing cloudiness late this evening then
60 percent chance of showers overnight. Risk of a thunderstorm
overnight. Low 20.
Sunday..Cloudy with 40 percent chance of showers in the morning and
early in the afternoon. Clearing late in the afternoon. Wind
becoming north 20 km/h in the morning. High 23. Humidex 31. UV
index 3 or moderate.

Goderich - Bluewater - Southern Huron County.
Today..Sunny early this afternoon then a mix of sun and cloud with
40 percent chance of showers late this afternoon. Risk of a
thunderstorm late this afternoon. High 32. Humidex 37. UV index 8 or
very high.
Tonight..Mainly cloudy with 40 percent chance of showers this
evening. A few showers beginning late this evening. Risk of a
thunderstorm this evening and overnight. Wind northeast 40 km/h
gusting to 60 becoming west 20 late this evening then north 30
gusting to 50 before morning. Low 19.
Sunday..Mainly cloudy. 30 percent chance of showers in the morning
with risk of a thunderstorm. Clearing late in the afternoon. Wind
north 30 km/h. High 24. Humidex 31. UV index 8 or very high.

Wingham - Blyth - Northern Huron County.
Today..Sunny early this afternoon then a mix of sun and cloud with
40 percent chance of showers late this afternoon. Risk of a
thunderstorm late this afternoon. High 31. Humidex 37. UV index 8 or
very high.
Tonight..Mainly cloudy with 40 percent chance of showers this
evening. A few showers beginning late this evening. Risk of a
thunderstorm this evening and overnight. Wind west 20 km/h becoming
north 20 after midnight. Low 19.
Sunday..Mainly cloudy. 30 percent chance of showers in the morning
with risk of a thunderstorm. Clearing late in the afternoon. Wind
becoming north 30 km/h late in the morning. High 24. Humidex 31. UV
index 8 or very high.

Stratford - Mitchell - Southern Perth County.
Today..Sunny early this afternoon then a mix of sun and cloud with
40 percent chance of showers late this afternoon. Risk of a
thunderstorm late this afternoon. High 32. Humidex 37. UV index 8 or
very high.
Tonight..Mainly cloudy with 40 percent chance of showers this
evening. A few showers beginning late this evening. Risk of a
thunderstorm this evening and overnight. Wind becoming northwest
20 km/h before morning. Low 19.
Sunday..Mainly cloudy. 30 percent chance of showers in the morning
with risk of a thunderstorm. Clearing late in the afternoon. Wind
becoming north 30 km/h late in the morning. High 24. Humidex 31. UV
index 8 or very high.

Listowel - Milverton - Northern Perth County.
Today..Sunny early this afternoon then a mix of sun and cloud with
40 percent chance of showers late this afternoon. Risk of a
thunderstorm late this afternoon. High 32. Humidex 37. UV index 8 or
very high.
Tonight..Mainly cloudy with 40 percent chance of showers this
evening. A few showers beginning late this evening. Risk of a
thunderstorm this evening and overnight. Low 19.
Sunday..Mainly cloudy. 30 percent chance of showers in the morning
with risk of a thunderstorm. Clearing late in the afternoon. Wind
becoming north 30 km/h late in the morning. High 23. Humidex 31. UV
index 7 or high.

Kitchener - Cambridge - Region of Waterloo.
Today..Sunny. High 33. Humidex 38. UV index 8 or very high.
Tonight..Clear early this evening then partly cloudy with 40 percent
chance of showers. Risk of a thunderstorm. Wind becoming northwest
20 km/h before morning. Low 18.
Sunday..A mix of sun and cloud. 30 percent chance of showers in the
morning and early in the afternoon with risk of a thunderstorm.
Clearing late in the afternoon. Wind becoming north 20 km/h late in
the morning. High 26. Humidex 33. UV index 9 or very high.

Guelph - Erin - Southern Wellington County.
Today..Sunny. High 33. Humidex 38. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness near midnight then 60 percent
chance of showers overnight. Risk of a thunderstorm overnight.
Low 18.
Sunday..A mix of sun and cloud. 40 percent chance of showers in the
morning and early in the afternoon. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 26. Humidex
33. UV index 9 or very high.

Mount Forest - Arthur - Northern Wellington County.
Today..Sunny early this afternoon then a mix of sun and cloud with
40 percent chance of showers late this afternoon. Risk of a
thunderstorm late this afternoon. High 33. Humidex 38. UV index 8 or
very high.
Tonight..Mainly cloudy with 40 percent chance of showers this
evening. A few showers beginning late this evening. Risk of a
thunderstorm this evening and overnight. Wind west 20 km/h becoming
light late this evening. Low 18.
Sunday..A mix of sun and cloud. 30 percent chance of showers in the
morning with risk of a thunderstorm. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 26. Humidex
33. UV index 8 or very high.

Orangeville - Grand Valley - Southern Dufferin County.
Today..A mix of sun and cloud. High 31. Humidex 36. UV index 8 or
very high.
Tonight..Clear. Increasing cloudiness late this evening then showers.
Risk of a thunderstorm overnight. Wind becoming west 20 km/h late
this evening. Low 19.
Sunday..Mainly cloudy with 40 percent chance of showers in the
morning. Clearing late in the afternoon. Wind becoming north 20 km/h
late in the morning. High 22. Humidex 28. UV index 8 or very high.

Shelburne - Mansfield - Northern Dufferin County.
Today..Mainly sunny. High 31. Humidex 36. UV index 8 or very high. Tonight..Clear. Increasing cloudiness late this evening then showers.
Risk of a thunderstorm overnight. Wind becoming west 20 km/h after
midnight. Low 19.
Sunday..Mainly cloudy with 40 percent chance of showers in the
morning. Clearing late in the afternoon. Wind becoming north 20 km/h
late in the morning. High 22. Humidex 28. UV index 8 or very high.

Innisfil - New Tecumseth - Angus.
Today..A mix of sun and cloud. High 33. Humidex 38. UV index 8 or
very high.
Tonight..A few clouds. Increasing cloudiness late this evening then
showers. Risk of a thunderstorm overnight. Low 19.
Sunday..Mainly cloudy with 40 percent chance of showers in the
morning. Clearing late in the afternoon. Wind becoming north 20 km/h
late in the morning. High 22. Humidex 28. UV index 8 or very high.

Saugeen Shores - Kincardine - Southern Bruce County.
Today..Sunny near noon then a mix of sun and cloud with 40 percent
chance of showers early this afternoon. High 29. Humidex 34. UV
index 8 or very high.
Tonight..Increasing cloudiness. 40 percent chance of showers this
evening. Showers beginning late this evening. Risk of a thunderstorm
this evening and after midnight. Wind south 20 km/h gusting to 40
becoming light late this evening. Wind becoming north 20 gusting to
40 after midnight. Low 21.
Sunday..Cloudy with 30 percent chance of showers in the morning.
Clearing in the afternoon. Wind becoming north 30 km/h late in the
morning. High 20. Humidex 28. UV index 7 or high.

Bruce Peninsula - Sauble Beach - Tobermory.
Today..A mix of sun and cloud with 60 percent chance of showers early
this afternoon. Becoming sunny this afternoon. Wind southwest
20 km/h. High 28. Humidex 35. UV index 8 or very high.
Tonight..Cloudy. 40 percent chance of showers this evening. Showers
beginning late this evening. Risk of a thunderstorm this evening and
after midnight. Wind west 20 km/h becoming light this evening. Wind
becoming north 30 gusting to 50 after midnight. Low 16.
Sunday..Mainly cloudy with 30 percent chance of showers in the
morning. Clearing in the afternoon. Wind northeast 40 km/h gusting
to 60. High 20. UV index 7 or high.

Hanover - Dundalk - Southern Grey County.
Today..Sunny near noon then a mix of sun and cloud with 40 percent
chance of showers early this afternoon. Wind becoming southwest
20 km/h late this afternoon. High 30. Humidex 35. UV index 8 or very
high.
Tonight..Increasing cloudiness. 40 percent chance of showers this
evening. Showers beginning late this evening. Risk of a thunderstorm
this evening and after midnight. Wind west 30 km/h gusting to 50
becoming light late this evening. Low 19.
Sunday..Mainly cloudy with 30 percent chance of showers in the
morning. Clearing in the afternoon. Wind becoming north 20 km/h in
the morning. High 18. UV index 8 or very high.

Owen Sound - Blue Mountains - Northern Grey County.
Today..Sunny near noon then a mix of sun and cloud with 40 percent
chance of showers early this afternoon. Wind southwest 20 km/h.
High 30. Humidex 37. UV index 8 or very high.
Tonight..Increasing cloudiness. 40 percent chance of showers this
evening. Showers beginning late this evening. Risk of a thunderstorm
this evening and after midnight. Wind becoming north 30 km/h gusting
to 50 before morning. Low 17.
Sunday..Cloudy with 30 percent chance of showers in the morning.
Clearing in the afternoon. Wind becoming north 20 km/h in the
morning. High 20. UV index 6 or high.

Barrie - Collingwood - Hillsdale.
Today..A mix of sun and cloud. High 32. Humidex 37. UV index 8 or
very high.
Tonight..A few clouds. Increasing cloudiness late this evening then
showers. Risk of a thunderstorm overnight. Low 18.
Sunday..Cloudy with 40 percent chance of showers in the morning.
Clearing in the afternoon. Wind north 20 km/h becoming light in the
afternoon. High 22. Humidex 25. UV index 3 or moderate.

Midland - Coldwater - Orr Lake.
Today..Mainly sunny. Wind becoming west 20 km/h this afternoon.
High 31. Humidex 36. UV index 8 or very high.
Tonight..A few clouds. Increasing cloudiness late this evening then
showers. Risk of a thunderstorm overnight. Wind becoming north
30 km/h late this evening. Low 18.
Sunday..Cloudy with 40 percent chance of showers in the morning.
Clearing in the afternoon. Wind north 20 km/h becoming light in the
afternoon. High 22. Humidex 25. UV index 3 or moderate.

Orillia - Lagoon City - Washago.
Today..A mix of sun and cloud. High 32. Humidex 38. UV index 8 or
very high.
Tonight..Mainly cloudy. Showers beginning near midnight. Risk of a
thunderstorm overnight. Wind becoming west 40 km/h gusting to 60
after midnight. Low 18.
Sunday..Cloudy with 40 percent chance of showers in the morning.
Clearing in the afternoon. Wind north 20 km/h becoming light in the
afternoon. High 22. Humidex 25. UV index 3 or moderate.

Cobourg - Colborne - Western Northumberland County.
Today..Sunny. High 31. Humidex 36. UV index 8 or very high.
Tonight..Increasing cloudiness near midnight. Low 20.
Sunday..Cloudy. 40 percent chance of showers late in the morning and
in the afternoon with risk of a thunderstorm. Wind becoming north
20 km/h late in the morning. High 26. Humidex 32. UV index 3 or
moderate.

Belleville - Quinte West - Eastern Northumberland County.
Today..Sunny. High 31. Humidex 36. UV index 8 or very high.
Tonight..Increasing cloudiness near midnight. Low 20.
Sunday..Cloudy. 40 percent chance of showers late in the morning and
in the afternoon with risk of a thunderstorm. Wind becoming north
20 km/h late in the morning. High 26. Humidex 32. UV index 3 or
moderate.

Picton - Sandbanks Park.
Today..Sunny. High 31. Humidex 36. UV index 8 or very high.
Tonight..Increasing cloudiness near midnight. Low 20.
Sunday..Cloudy. 40 percent chance of showers late in the morning and
in the afternoon. Wind becoming north 20 km/h in the afternoon.
High 26. Humidex 32. UV index 3 or moderate.

Napanee - Consecon.
Today..Sunny. High 32. Humidex 37. UV index 8 or very high.
Tonight..Increasing cloudiness near midnight. Low 20.
Sunday..Cloudy. 40 percent chance of showers late in the morning and
in the afternoon. Wind becoming north 20 km/h in the afternoon.
High 26. Humidex 32. UV index 3 or moderate.

Kingston - Odessa - Frontenac Islands.
Today..Sunny. High 32. Humidex 37. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness after midnight. Low 20.
Sunday..Cloudy. 40 percent chance of showers late in the morning and
in the afternoon. Wind becoming north 20 km/h in the afternoon.
High 26. Humidex 32. UV index 3 or moderate.

Lindsay - Southern Kawartha Lakes.
Today..A mix of sun and cloud. High 32. Humidex 38. UV index 8 or
very high.
Tonight..Partly cloudy. Becoming cloudy after midnight with
60 percent chance of showers overnight. Risk of a thunderstorm
overnight. Wind becoming northwest 20 km/h after midnight. Low 20. Sunday..Cloudy with 40 percent chance of showers in the morning and
early in the afternoon. Clearing late in the afternoon. Wind
becoming north 20 km/h late in the morning. High 22. Humidex 29. UV
index 3 or moderate.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Today..A mix of sun and cloud. Wind becoming west 20 km/h this
afternoon. High 32. Humidex 38. UV index 8 or very high.
Tonight..Mainly cloudy. Showers beginning near midnight. Risk of a
thunderstorm overnight. Low 20.
Sunday..Cloudy with 40 percent chance of showers in the morning.
Clearing late in the afternoon. Wind becoming north 20 km/h late in
the morning. High 22. Humidex 29. UV index 3 or moderate.

Peterborough City - Lakefield - Southern Peterborough County.
Today..Mainly sunny. High 32. Humidex 37. UV index 8 or very high.
Tonight..A few clouds. Increasing cloudiness after midnight then
60 percent chance of showers overnight. Risk of a thunderstorm
overnight. Low 18.
Sunday..Cloudy with 40 percent chance of showers in the morning and
early in the afternoon. Clearing late in the afternoon. Wind
becoming north 20 km/h late in the morning. High 22. Humidex 26. UV
index 3 or moderate.

Apsley - Woodview - Northern Peterborough County.
Today..A mix of sun and cloud. Wind becoming southwest 20 km/h this
afternoon. High 32. Humidex 37. UV index 8 or very high.
Tonight..Mainly cloudy. 60 percent chance of showers overnight.
Low 18.
Sunday..Cloudy with 40 percent chance of showers in the morning and
early in the afternoon. Clearing late in the afternoon. Wind
becoming north 20 km/h late in the morning. High 22. Humidex 26. UV
index 3 or moderate.

Stirling - Tweed - Madoc.
Today..Mainly sunny. High 33. Humidex 38. UV index 8 or very high. Tonight..Partly cloudy. Becoming cloudy after midnight. Low 20.
Sunday..Cloudy. 40 percent chance of showers late in the morning and
in the afternoon with risk of a thunderstorm. High 24. Humidex 31.
UV index 3 or moderate.

Tamworth - Sydenham - South Frontenac.
Today..Sunny. High 33. Humidex 38. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness near midnight. Low 20.
Sunday..Cloudy. 40 percent chance of showers late in the morning and
in the afternoon. High 24. Humidex 31. UV index 3 or moderate.

Kaladar - Bannockburn - Bon Echo Park.
Today..Mainly sunny. Wind becoming southwest 20 km/h this afternoon.
High 32. Humidex 37. UV index 8 or very high.
Tonight..Partly cloudy. Becoming cloudy after midnight with
60 percent chance of showers overnight. Low 18.
Sunday..Cloudy with 40 percent chance of showers in the morning and
early in the afternoon. Clearing late in the afternoon. Wind
becoming north 20 km/h late in the morning. High 19. UV index 3 or
moderate.

Bancroft - Hastings Highlands - Denbigh.
Today..A mix of sun and cloud. Wind southwest 20 km/h. High 32.
Humidex 37. UV index 8 or very high.
Tonight..Partly cloudy. 60 percent chance of showers overnight. Wind
west 20 km/h becoming light this evening. Low 18.
Sunday..Cloudy with 40 percent chance of showers in the morning and
early in the afternoon. Clearing late in the afternoon. Wind
becoming north 20 km/h late in the morning. High 19. UV index 3 or
moderate.

Gananoque - Mallorytown.
Today..Sunny. High 32. Humidex 35. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness late this evening. Low 19. Sunday..Cloudy. 40 percent chance of showers late in the morning and
in the afternoon. High 25. Humidex 32. UV index 3 or moderate.

Brockville - Prescott.
Today..Sunny. High 32. Humidex 35. UV index 8 or very high.
Tonight..Increasing cloudiness. Low 19.
Sunday..Cloudy. 40 percent chance of showers late in the morning and
in the afternoon. High 25. Humidex 32. UV index 3 or moderate.

Westport - Charleston Lake.
Today..Sunny. Wind becoming southwest 20 km/h late this afternoon.
High 32. Humidex 35. UV index 8 or very high.
Tonight..Increasing cloudiness. Wind southwest 20 km/h becoming light
this evening. Low 19.
Sunday..Cloudy. 40 percent chance of showers late in the morning and
in the afternoon. High 25. Humidex 32. UV index 3 or moderate.

Merrickville-Wolford - Kemptville.
Today..Sunny. Wind southwest 20 km/h. High 32. Humidex 37. UV index 8
or very high.
Tonight..Increasing cloudiness this evening. Wind southwest 20 km/h
becoming light late this evening. Low 19.
Sunday..Cloudy. 40 percent chance of showers late in the morning and
in the afternoon. High 21. Humidex 28. UV index 3 or moderate.

Ottawa North - Kanata - Orl‚ans.
Today..Mainly sunny. Wind south 20 km/h. High 32. Humidex 37. UV
index 8 or very high.
Tonight..Partly cloudy. 40 percent chance of showers before morning.
Low 18.
Sunday..Cloudy with 40 percent chance of showers. Wind becoming north
20 km/h late in the morning. High 21. UV index 3 or moderate.

Ottawa South - Richmond - Metcalfe.
Today..Mainly sunny. Wind south 20 km/h. High 32. Humidex 37. UV
index 8 or very high.
Tonight..Partly cloudy. 40 percent chance of showers before morning.
Low 18.
Sunday..Cloudy with 40 percent chance of showers. Wind becoming north
20 km/h late in the morning. High 21. UV index 3 or moderate.

Gatineau.
Today..Sunny. Wind south 20 km/h. High 32. Humidex 37. UV index 8 or
very high.
Tonight..Partly cloudy. 40 percent chance of showers before morning.
Low 18.
Sunday..Cloudy with 40 percent chance of showers. Clearing late in
the afternoon. Wind becoming north 20 km/h late in the morning.
High 22. UV index 3 or moderate.

Prescott and Russell.
Today..Sunny. Wind southwest 20 km/h. High 32. Humidex 36. UV index 8
or very high.
Tonight..Partly cloudy. Becoming cloudy before morning with
40 percent chance of showers. Low 19.
Sunday..Cloudy with 40 percent chance of showers. Wind becoming north
20 km/h late in the morning. High 22. Humidex 29. UV index 3 or
moderate.

Morrisburg - Long Sault.
Today..Sunny. High 32. Humidex 36. UV index 8 or very high.
Tonight..Increasing cloudiness. 40 percent chance of showers before
morning. Low 20.
Sunday..Cloudy with 40 percent chance of showers. Wind becoming north
20 km/h late in the morning. High 24. Humidex 31. UV index 3 or
moderate.

Continued in next message...

--- up 5 days, 3 hours, 46 minutes
* Origin: Northern Realms (1:229/664)

FPCN11 CWTO 161930
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 3:30 p.m. EDT Saturday 16 August 2025 for
tonight Sunday and Sunday night.
The next scheduled forecast will be issued at 5:00 a.m. EDT Sunday.

City of Toronto.
Tonight..Clear. Increasing cloudiness after midnight then 40 percent
chance of showers overnight. Risk of a thunderstorm overnight.
Low 20.
Sunday..Mainly cloudy with 60 percent chance of showers. Wind
becoming north 20 km/h late in the morning. High 25 with temperature
falling to 22 in the afternoon. Humidex 33. UV index 8 or very high.
Sunday night..A few clouds. Wind north 20 km/h becoming light after
midnight. Low 13.

Windsor - Leamington - Essex County.
Tonight..Partly cloudy with 60 percent chance of showers. Risk of a
thunderstorm this evening and overnight. Wind becoming north 20 km/h
late this evening. Low 22.
Sunday..Cloudy. 60 percent chance of showers in the morning with risk
of a thunderstorm. Clearing late in the afternoon. Wind becoming
north 30 km/h late in the afternoon. High 26. Humidex 34. UV index 8
or very high.
Sunday night..Clear. Wind north 30 km/h becoming light in the
evening. Low 15.

Chatham-Kent - Rondeau Park.
Tonight..Partly cloudy with 60 percent chance of showers. Risk of a
thunderstorm this evening and overnight. Wind becoming north 30 km/h
late this evening then light after midnight. Low 20.
Sunday..Cloudy with 60 percent chance of showers in the morning and
risk of a thunderstorm. Clearing near noon. Wind becoming north
30 km/h late in the afternoon. High 26. Humidex 34. UV index 9 or
very high.
Sunday night..Clear. Wind north 30 km/h becoming light in the
evening. Low 13.

Sarnia - Petrolia - Western Lambton County.
Tonight..Clear early this evening then partly cloudy with 60 percent
chance of showers. Risk of a thunderstorm this evening and
overnight. Wind becoming northwest 30 km/h gusting to 50 after
midnight. Low 20.
Sunday..Cloudy with 60 percent chance of showers in the morning and
risk of a thunderstorm. Clearing near noon. Wind becoming north
30 km/h late in the morning. High 23. Humidex 31. UV index 9 or very
high.
Sunday night..Clear. Wind north 30 km/h becoming light after
midnight. Low 12.

Watford - Pinery Park - Eastern Lambton County.
Tonight..Clear early this evening then partly cloudy with 60 percent
chance of showers. Risk of a thunderstorm this evening and
overnight. Wind becoming north 20 km/h gusting to 40 after midnight.
Low 20.
Sunday..Cloudy with 60 percent chance of showers in the morning and
risk of a thunderstorm. Clearing near noon. Wind becoming north
30 km/h late in the morning. High 25. Humidex 31. UV index 9 or very
high.
Sunday night..Clear. Wind north 30 km/h becoming light after
midnight. Low 12.

Rodney - Shedden - Western Elgin County.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Wind becoming northwest 20 km/h late this evening.
Low 20.
Sunday..Mainly cloudy with 30 percent chance of showers in the
morning and risk of a thunderstorm. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 28. Humidex
36. UV index 9 or very high.
Sunday night..Clear. Wind north 20 km/h becoming east 20 after
midnight. Low 14.

St. Thomas - Aylmer - Eastern Elgin County.
Tonight..Partly cloudy with 60 percent chance of showers and risk of
a thunderstorm. Low 20.
Sunday..Mainly cloudy with 30 percent chance of showers in the
morning and risk of a thunderstorm. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 28. Humidex
36. UV index 9 or very high.
Sunday night..Clear. Wind north 20 km/h becoming east 20 after
midnight. Low 14.

Strathroy - Komoka - Western Middlesex County.
Tonight..Clear early this evening then partly cloudy with 60 percent
chance of showers. Risk of a thunderstorm. Wind becoming northwest
20 km/h before morning. Low 19.
Sunday..Mainly cloudy with 30 percent chance of showers in the
morning and risk of a thunderstorm. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 27. Humidex
34. UV index 9 or very high.
Sunday night..Clear. Wind north 20 km/h becoming east 20 after
midnight. Low 12.

London - Parkhill - Eastern Middlesex County.
Tonight..Clear early this evening then partly cloudy with 60 percent
chance of showers. Risk of a thunderstorm. Low 19.
Sunday..Mainly cloudy with 30 percent chance of showers in the
morning and risk of a thunderstorm. Clearing late in the afternoon.
Wind becoming north 20 km/h late in the morning. High 27. Humidex
34. UV index 9 or very high.
Sunday night..Clear. Wind north 20 km/h becoming east 20 after
midnight. Low 12.

Simcoe - Delhi - Norfolk.
Tonight..Clear. Increasing cloudiness near midnight then 40 percent
chance of showers overnight. Risk of a thunderstorm overnight. Wind
becoming north 20 km/h gusting to 40 after midnight. Low 20.
Sunday..A mix of sun and cloud with 60 percent chance of showers.
Risk of a thunderstorm in the morning. High 28. Humidex 36. UV
index 9 or very high.
Sunday night..Partly cloudy. 40 percent chance of showers early in
the evening. Wind becoming northeast 20 km/h after midnight. Low 12.

Dunnville - Caledonia - Haldimand.
Tonight..Clear. Increasing cloudiness near midnight then 40 percent
chance of showers overnight. Risk of a thunderstorm overnight.
Low 19.
Sunday..A mix of sun and cloud with 60 percent chance of showers.
Risk of a thunderstorm in the morning. High 28. Humidex 36. UV
index 9 or very high.
Sunday night..Partly cloudy. 40 percent chance of showers early in
the evening. Low 15.

Woodstock - Tillsonburg - Oxford County.
Tonight..Clear early this evening then partly cloudy with 60 percent
chance of showers. Risk of a thunderstorm this evening and
overnight. Wind becoming northwest 20 km/h after midnight. Low 20.
Sunday..A mix of sun and cloud. 30 percent chance of showers in the
morning and early in the afternoon with risk of a thunderstorm. Wind
becoming north 20 km/h late in the morning. High 28. Humidex 35. UV
index 9 or very high.
Sunday night..Clear. Wind north 20 km/h becoming east 20 after
midnight. Low 12.

Brantford - County of Brant.
Tonight..Clear early this evening then partly cloudy with 60 percent
chance of showers. Risk of a thunderstorm this evening and
overnight. Low 20.
Sunday..A mix of sun and cloud. 30 percent chance of showers in the
morning and early in the afternoon with risk of a thunderstorm. Wind
becoming north 20 km/h late in the morning. High 26. Humidex 34. UV
index 9 or very high.
Sunday night..Clear. Wind north 20 km/h becoming east 20 after
midnight. Low 12.

Niagara Falls - Welland - Southern Niagara Region.
Tonight..Clear. Increasing cloudiness after midnight then 40 percent
chance of showers overnight. Risk of a thunderstorm overnight.
Low 20.
Sunday..Cloudy with 60 percent chance of showers. Risk of a
thunderstorm in the morning. Wind becoming north 20 km/h late in the
afternoon. High 26. Humidex 35. UV index 3 or moderate.
Sunday night..Partly cloudy. 40 percent chance of showers early in
the evening. Wind north 20 km/h becoming east 20 near midnight.
Low 13.

St. Catharines - Grimsby - Northern Niagara Region.
Tonight..Clear. Increasing cloudiness after midnight then 40 percent
chance of showers overnight. Risk of a thunderstorm overnight. Wind
becoming west 20 km/h after midnight. Low 21.
Sunday..Cloudy with 60 percent chance of showers. Risk of a
thunderstorm in the morning. Wind becoming north 20 km/h late in the
afternoon. High 25. Humidex 34. UV index 3 or moderate.
Sunday night..Partly cloudy. 40 percent chance of showers early in
the evening. Wind north 20 km/h becoming east 20 near midnight.
Low 13.

City of Hamilton.
Tonight..Clear. Increasing cloudiness after midnight then 40 percent
chance of showers overnight. Risk of a thunderstorm overnight. Wind
becoming northwest 20 km/h gusting to 40 after midnight. Low 20.
Sunday..A mix of sun and cloud with 60 percent chance of showers.
Wind becoming northeast 20 km/h late in the afternoon. High 25 with
temperature falling to 20 in the afternoon. Humidex 33. UV index 9
or very high.
Sunday night..A few clouds. Wind northeast 20 km/h. Low 14.

Burlington - Oakville.
Tonight..Clear. Increasing cloudiness after midnight then 40 percent
chance of showers overnight. Risk of a thunderstorm overnight. Wind
southwest 20 km/h becoming light late this evening. Low 20.
Sunday..A mix of sun and cloud with 60 percent chance of showers.
Clearing late in the afternoon. Wind becoming north 20 km/h late in
the morning. High 25. Humidex 33. UV index 8 or very high.
Sunday night..Clear. Wind north 20 km/h becoming light after
midnight. Low 12.

Halton Hills - Milton.
Tonight..Clear. Increasing cloudiness after midnight then 40 percent
chance of showers overnight. Risk of a thunderstorm overnight.
Low 20.
Sunday..A mix of sun and cloud with 60 percent chance of showers.
Clearing late in the afternoon. Wind becoming north 20 km/h late in
the morning. High 25. Humidex 33. UV index 8 or very high.
Sunday night..Clear. Wind north 20 km/h becoming light after
midnight. Low 10.

Mississauga - Brampton.
Tonight..A few clouds. Increasing cloudiness after midnight then
40 percent chance of showers overnight. Risk of a thunderstorm
overnight. Low 20.
Sunday..A mix of sun and cloud with 60 percent chance of showers.
Clearing late in the afternoon. Wind becoming north 20 km/h late in
the morning. High 25. Humidex 33. UV index 8 or very high.
Sunday night..Clear. Wind north 20 km/h becoming light after
midnight. Low 11.

Caledon.
Tonight..A few clouds. Increasing cloudiness late this evening then
40 percent chance of showers overnight. Risk of a thunderstorm
overnight. Wind becoming west 20 km/h late this evening. Low 20.
Sunday..A mix of sun and cloud with 60 percent chance of showers.
Clearing late in the afternoon. Wind becoming north 20 km/h late in
the morning. High 24. Humidex 32. UV index 8 or very high.
Sunday night..Clear. Wind north 20 km/h becoming light after
midnight. Low 10.

Vaughan - Richmond Hill - Markham.
Tonight..A few clouds. Increasing cloudiness near midnight then
40 percent chance of showers overnight. Risk of a thunderstorm
overnight. Wind becoming northwest 20 km/h after midnight. Low 20. Sunday..Cloudy with 60 percent chance of showers. Wind becoming north
20 km/h in the morning. High 23. Humidex 31. UV index 3 or moderate.
Sunday night..Partly cloudy. Becoming clear in the evening. Wind
north 20 km/h becoming light in the evening. Low 11.

Newmarket - Georgina - Northern York Region.
Tonight..A few clouds. Increasing cloudiness near midnight then
40 percent chance of showers overnight. Risk of a thunderstorm
overnight. Wind becoming northwest 20 km/h after midnight. Low 20. Sunday..Cloudy with 60 percent chance of showers. Wind becoming north
20 km/h in the morning. High 23. Humidex 31. UV index 3 or moderate.
Sunday night..Partly cloudy. Becoming clear in the evening. Wind
north 20 km/h becoming light in the evening. Low 11.

Pickering - Oshawa - Southern Durham Region.
Tonight..Clear. Increasing cloudiness after midnight then 40 percent
chance of showers overnight. Risk of a thunderstorm overnight. Wind
becoming northwest 20 km/h after midnight. Low 20.
Sunday..Cloudy with 60 percent chance of showers. Wind becoming north
20 km/h in the morning. High 24. Humidex 31. UV index 3 or moderate.
Sunday night..Partly cloudy. Becoming clear in the evening. Wind
north 20 km/h becoming light in the evening. Low 11.

Uxbridge - Beaverton - Northern Durham Region.
Tonight..A few clouds. Increasing cloudiness late this evening then
40 percent chance of showers overnight. Risk of a thunderstorm
overnight. Low 20.
Sunday..Cloudy with 60 percent chance of showers. Wind becoming north
20 km/h in the morning. High 23. Humidex 31. UV index 3 or moderate.
Sunday night..Partly cloudy. Becoming clear in the evening. Wind
north 20 km/h becoming light in the evening. Low 11.

Goderich - Bluewater - Southern Huron County.
Tonight..Partly cloudy with 40 percent chance of showers this
evening. A few showers beginning late this evening. Risk of a
thunderstorm this evening and overnight. Wind northeast 40 km/h
gusting to 60 becoming west 20 late this evening then north 30
gusting to 50 before morning. Low 19.
Sunday..A few showers ending in the morning then a mix of sun and
cloud with 30 percent chance of showers. Risk of a thunderstorm
early in the morning. Wind north 30 km/h. High 24. Humidex 31. UV
index 8 or very high.
Sunday night..Clear. Wind northeast 20 km/h. Low 10.

Wingham - Blyth - Northern Huron County.
Tonight..Increasing cloudiness. 40 percent chance of showers this
evening. A few showers beginning late this evening. Risk of a
thunderstorm this evening and overnight. Wind west 20 km/h becoming
north 20 after midnight. Low 19.
Sunday..A few showers ending in the morning then a mix of sun and
cloud with 30 percent chance of showers. Risk of a thunderstorm
early in the morning. Wind becoming north 30 km/h late in the
morning. High 24. Humidex 31. UV index 8 or very high.
Sunday night..Clear. Wind north 20 km/h becoming light after
midnight. Low 10.

Stratford - Mitchell - Southern Perth County.
Tonight..Mainly cloudy with 40 percent chance of showers this
evening. A few showers beginning late this evening. Risk of a
thunderstorm this evening and overnight. Wind becoming northwest
20 km/h before morning. Low 19.
Sunday..A few showers ending in the morning then a mix of sun and
cloud with 30 percent chance of showers. Risk of a thunderstorm
early in the morning. Wind becoming north 30 km/h late in the
morning. High 25. Humidex 32. UV index 8 or very high.
Sunday night..Clear. Wind north 20 km/h becoming light after
midnight. Low 10.

Listowel - Milverton - Northern Perth County.
Tonight..Increasing cloudiness. 40 percent chance of showers this
evening. A few showers beginning late this evening. Risk of a
thunderstorm this evening and overnight. Low 19.
Sunday..A few showers ending in the morning then mainly cloudy with
30 percent chance of showers. Clearing late in the afternoon. Risk
of a thunderstorm early in the morning. Wind becoming north 30 km/h
late in the morning. High 24. Humidex 30. UV index 7 or high.
Sunday night..Clear. Wind north 20 km/h becoming light after
midnight. Low 10.

Kitchener - Cambridge - Region of Waterloo.
Tonight..Clear early this evening then partly cloudy with 60 percent
chance of showers. Risk of a thunderstorm this evening and
overnight. Wind becoming northwest 20 km/h before morning. Low 18.
Sunday..A mix of sun and cloud. 30 percent chance of showers in the
morning and early in the afternoon with risk of a thunderstorm.
Clearing late in the afternoon. Wind becoming north 20 km/h late in
the morning. High 25. Humidex 32. UV index 9 or very high.
Sunday night..Clear. Low 10.

Guelph - Erin - Southern Wellington County.
Tonight..Clear. Increasing cloudiness near midnight then 40 percent
chance of showers overnight. Risk of a thunderstorm overnight.
Low 18.
Sunday..A mix of sun and cloud with 60 percent chance of showers.
Clearing late in the afternoon. Wind becoming north 20 km/h late in
the morning. High 25. Humidex 32. UV index 9 or very high.
Sunday night..Clear. Low 10.

Mount Forest - Arthur - Northern Wellington County.
Tonight..Increasing cloudiness. 40 percent chance of showers this
evening. A few showers beginning late this evening. Risk of a
thunderstorm this evening and overnight. Wind west 20 km/h becoming
light late this evening. Low 18.
Sunday..A few showers ending in the morning then a mix of sun and
cloud with 30 percent chance of showers. Clearing early in the
evening. Risk of a thunderstorm early in the morning. Wind becoming
north 20 km/h late in the morning. High 24. Humidex 30. UV index 8
or very high.
Sunday night..Clear. Wind north 20 km/h becoming light near midnight.
Low 10.

Orangeville - Grand Valley - Southern Dufferin County.
Tonight..A few clouds. Increasing cloudiness late this evening then
showers. Risk of a thunderstorm overnight. Wind becoming west
20 km/h late this evening. Low 19.
Sunday..Showers ending in the morning then mainly cloudy with
40 percent chance of showers. Clearing late in the afternoon. Risk
of a thunderstorm early in the morning. Wind becoming north 20 km/h
late in the morning. High 22. Humidex 28. UV index 8 or very high.
Sunday night..Clear. Low 10.

Shelburne - Mansfield - Northern Dufferin County.
Tonight..Clear. Increasing cloudiness near midnight then showers.
Risk of a thunderstorm overnight. Wind becoming west 20 km/h after
midnight. Low 19.
Sunday..Showers ending in the morning then mainly cloudy with
40 percent chance of showers. Clearing late in the afternoon. Risk
of a thunderstorm early in the morning. Wind becoming north 20 km/h
late in the morning. High 22. Humidex 28. UV index 8 or very high.
Sunday night..Clear. Low 10.

Innisfil - New Tecumseth - Angus.
Tonight..Partly cloudy. Becoming cloudy near midnight with showers.
Risk of a thunderstorm overnight. Low 19.
Sunday..Showers ending in the morning then mainly cloudy with
40 percent chance of showers. Clearing late in the afternoon. Risk
of a thunderstorm early in the morning. Wind becoming north 20 km/h
late in the morning. High 22. Humidex 28. UV index 8 or very high.
Sunday night..Clear. Low 10.

Saugeen Shores - Kincardine - Southern Bruce County.
Tonight..Clear. Increasing cloudiness early this evening then
40 percent chance of showers this evening. Showers beginning late
this evening. Risk of a thunderstorm this evening and after
midnight. Wind becoming south 20 km/h gusting to 40 this evening
then becoming north 20 gusting to 40 after midnight. Low 21.
Sunday..Cloudy with 40 percent chance of showers in the morning.
Clearing in the afternoon. Wind becoming north 30 km/h late in the
morning. High 21. Humidex 28. UV index 7 or high.
Sunday night..Clear. Wind north 30 km/h becoming east 20 near
midnight. Low 12.

Bruce Peninsula - Sauble Beach - Tobermory.
Tonight..Increasing cloudiness. 40 percent chance of showers this
evening. Showers beginning late this evening. Risk of a thunderstorm
this evening and after midnight. Wind southwest 20 km/h becoming
light early this evening. Wind becoming north 30 gusting to 50 after
midnight. Low 16.
Sunday..Mainly cloudy with 40 percent chance of showers in the
morning. Clearing in the afternoon. Wind northeast 40 km/h gusting
to 60. High 20. UV index 7 or high.
Sunday night..Clear. Wind east 30 km/h. Low 13.

Hanover - Dundalk - Southern Grey County.
Tonight..Clear. Increasing cloudiness early this evening then
40 percent chance of showers this evening. Showers beginning late
this evening. Risk of a thunderstorm this evening and after
midnight. Wind becoming west 30 km/h gusting to 50 early this
evening then light late this evening. Low 19.
Sunday..Mainly cloudy with 40 percent chance of showers in the
morning. Clearing in the afternoon. Wind becoming north 20 km/h in
the morning. High 20. UV index 8 or very high.
Sunday night..Clear. Low 10.

Owen Sound - Blue Mountains - Northern Grey County.
Tonight..Clear. Increasing cloudiness early this evening then
40 percent chance of showers this evening. Showers beginning late
this evening. Risk of a thunderstorm this evening and after
midnight. Wind southwest 20 km/h becoming light early this evening.
Wind becoming north 30 gusting to 50 before morning. Low 17.
Sunday..Cloudy with 40 percent chance of showers in the morning.
Clearing in the afternoon. Wind becoming north 20 km/h in the
morning. Temperature steady near 19. UV index 6 or high.
Sunday night..Clear. Low 11.

Barrie - Collingwood - Hillsdale.
Tonight..Partly cloudy. Showers beginning near midnight. Risk of a
thunderstorm overnight. Low 18.
Sunday..Showers ending in the morning then cloudy with 40 percent
chance of showers. Clearing late in the afternoon. Risk of a
thunderstorm early in the morning. Wind north 20 km/h becoming light
in the afternoon. High 22. Humidex 25. UV index 3 or moderate.
Sunday night..Clear. Wind becoming northeast 20 km/h after midnight.
Low 9.

Midland - Coldwater - Orr Lake.
Tonight..A few clouds. Increasing cloudiness late this evening then
showers. Risk of a thunderstorm overnight. Wind west 20 km/h
becoming light early this evening. Wind becoming north 30 late this
evening. Low 18.
Sunday..Showers ending in the morning then cloudy with 40 percent
chance of showers. Clearing late in the afternoon. Risk of a
thunderstorm early in the morning. Wind north 20 km/h becoming light
in the afternoon. High 22. Humidex 25. UV index 3 or moderate.
Sunday night..Clear. Wind becoming northeast 20 km/h after midnight.
Low 9.

Orillia - Lagoon City - Washago.
Tonight..Mainly cloudy. Showers beginning near midnight. Risk of a
thunderstorm overnight. Wind becoming west 40 km/h gusting to 60
after midnight. Low 18.
Sunday..Showers ending in the morning then cloudy with 40 percent
chance of showers. Clearing late in the afternoon. Risk of a
thunderstorm early in the morning. Wind north 20 km/h becoming light
in the afternoon. High 22. Humidex 25. UV index 3 or moderate.
Sunday night..Clear. Wind becoming northeast 20 km/h after midnight.
Low 9.

Cobourg - Colborne - Western Northumberland County.
Tonight..Clear. Increasing cloudiness near midnight. Low 20.
Sunday..Cloudy. 40 percent chance of showers late in the morning and
in the afternoon with risk of a thunderstorm. Wind becoming north
20 km/h late in the morning. High 24 with temperature falling to 18
in the afternoon. Humidex 30. UV index 3 or moderate.
Sunday night..Partly cloudy. Becoming clear in the evening. Wind
north 20 km/h becoming light after midnight. Low 11.

Belleville - Quinte West - Eastern Northumberland County.
Tonight..Clear. Increasing cloudiness near midnight. Wind southwest
20 km/h becoming light this evening. Low 20.
Sunday..Cloudy. 40 percent chance of showers late in the morning and
in the afternoon with risk of a thunderstorm. Wind becoming north
20 km/h late in the morning. High 25 with temperature falling to 18
in the afternoon. Humidex 31. UV index 3 or moderate.
Sunday night..Partly cloudy. Becoming clear in the evening. Wind
north 20 km/h becoming light after midnight. Low 11.

Picton - Sandbanks Park.
Tonight..Clear. Increasing cloudiness near midnight. Low 20.
Sunday..Cloudy. 40 percent chance of showers late in the morning and
in the afternoon. Wind becoming north 20 km/h in the afternoon.
High 25 with temperature falling to 18 in the afternoon. Humidex 31.
UV index 3 or moderate.
Sunday night..Clearing in the evening. Wind northeast 20 km/h.
Low 11.

Napanee - Consecon.
Tonight..Clear. Increasing cloudiness near midnight. Wind southwest
20 km/h becoming light this evening. Low 20.
Sunday..Cloudy. 40 percent chance of showers late in the morning and
in the afternoon. Wind becoming north 20 km/h in the afternoon.
High 25 with temperature falling to 18 in the afternoon. Humidex 31.
UV index 3 or moderate.
Sunday night..Clearing in the evening. Wind northeast 20 km/h.
Low 11.

Kingston - Odessa - Frontenac Islands.
Tonight..Clear. Increasing cloudiness after midnight. Wind south
20 km/h becoming light this evening. Low 20.
Sunday..Cloudy. 40 percent chance of showers late in the morning and
in the afternoon. Wind becoming north 20 km/h in the afternoon.
High 26 with temperature falling to 18 in the afternoon. Humidex 32.
UV index 3 or moderate.
Sunday night..Clearing in the evening. Wind northeast 20 km/h.
Low 11.

Lindsay - Southern Kawartha Lakes.
Tonight..Partly cloudy. Becoming cloudy after midnight with
40 percent chance of showers overnight. Risk of a thunderstorm
overnight. Wind becoming northwest 20 km/h after midnight. Low 20. Sunday..Cloudy with 60 percent chance of showers. Wind becoming north
20 km/h late in the morning. High 22. Humidex 29. UV index 3 or
moderate.
Sunday night..Clear. Low 11.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Tonight..Mainly cloudy. Showers beginning near midnight. Risk of a
thunderstorm overnight. Wind west 20 km/h becoming light early this
evening. Low 20.
Sunday..Showers ending in the morning then cloudy with 40 percent
chance of showers. Clearing late in the afternoon. Risk of a
thunderstorm early in the morning. Wind becoming north 20 km/h late
in the morning. High 22. Humidex 29. UV index 3 or moderate.
Sunday night..Clear. Low 11.

Peterborough City - Lakefield - Southern Peterborough County.
Tonight..A few clouds. Increasing cloudiness after midnight then
40 percent chance of showers overnight. Risk of a thunderstorm
overnight. Low 18.
Sunday..Cloudy with 60 percent chance of showers. Wind becoming north
20 km/h late in the morning. High 22. Humidex 26. UV index 3 or
moderate.
Sunday night..Partly cloudy. Becoming clear in the evening. Low 9.

Apsley - Woodview - Northern Peterborough County.
Tonight..Mainly cloudy. 60 percent chance of showers overnight. Wind
southwest 20 km/h becoming light early this evening. Low 18.
Sunday..Cloudy with 40 percent chance of showers in the morning and
early in the afternoon. Clearing late in the afternoon. Wind
becoming north 20 km/h late in the morning. High 22. Humidex 26. UV
index 3 or moderate.
Sunday night..Partly cloudy. Becoming clear in the evening. Low 9.

Stirling - Tweed - Madoc.
Tonight..A few clouds. Increasing cloudiness after midnight. Low 20. Sunday..Cloudy. 40 percent chance of showers late in the morning and
in the afternoon with risk of a thunderstorm. High 23 with
temperature falling to 18 in the afternoon. Humidex 30. UV index 3
or moderate.
Sunday night..Clearing early in the evening. Low 12.

Tamworth - Sydenham - South Frontenac.
Tonight..Clear. Increasing cloudiness near midnight. Low 20.
Sunday..Cloudy. 40 percent chance of showers late in the morning and
in the afternoon. High 24 with temperature falling to 18 in the
afternoon. Humidex 31. UV index 3 or moderate.
Sunday night..Clearing early in the evening. Low 12.

Kaladar - Bannockburn - Bon Echo Park.
Tonight..Partly cloudy. Becoming cloudy after midnight with
60 percent chance of showers overnight. Wind southwest 20 km/h
becoming light early this evening. Low 18.
Sunday..Cloudy with 40 percent chance of showers in the morning and
early in the afternoon. Clearing late in the afternoon. Wind
becoming north 20 km/h late in the morning. Temperature falling
to 15 in the morning then rising. UV index 3 or moderate.
Sunday night..Partly cloudy. Becoming clear in the evening. Low 7.

Bancroft - Hastings Highlands - Denbigh.
Tonight..Partly cloudy. 60 percent chance of showers overnight.
Low 18.
Sunday..Cloudy with 40 percent chance of showers in the morning and
early in the afternoon. Clearing late in the afternoon. Wind
becoming north 20 km/h late in the morning. Temperature falling
to 15 in the morning then rising. UV index 3 or moderate.
Sunday night..Partly cloudy. Becoming clear in the evening. Low 7.

Gananoque - Mallorytown.
Tonight..Clear. Increasing cloudiness late this evening. Low 19. Sunday..Cloudy. 40 percent chance of showers late in the morning and
in the afternoon. High 24 with temperature falling to 18 in the
afternoon. Humidex 31. UV index 3 or moderate.
Sunday night..Clearing in the evening. Low 12.

Brockville - Prescott.
Tonight..Clear. Increasing cloudiness late this evening. Low 19. Sunday..Cloudy. 40 percent chance of showers late in the morning and
in the afternoon. High 24 with temperature falling to 18 in the
afternoon. Humidex 31. UV index 3 or moderate.
Sunday night..Clearing in the evening. Low 12.

Westport - Charleston Lake.
Tonight..A few clouds. Increasing cloudiness near midnight. Wind
southwest 20 km/h becoming light this evening. Low 19.
Sunday..Cloudy. 40 percent chance of showers late in the morning and
in the afternoon. High 25 with temperature falling to 18 in the
afternoon. Humidex 32. UV index 3 or moderate.
Sunday night..Clearing in the evening. Low 12.

Merrickville-Wolford - Kemptville.
Tonight..Clear. Increasing cloudiness this evening. Wind southwest
20 km/h becoming light late this evening. Low 19.
Sunday..Cloudy. 40 percent chance of showers late in the morning and
in the afternoon. High 21 with temperature falling to 17 in the
afternoon. Humidex 28. UV index 3 or moderate.
Sunday night..Clearing early in the evening. Low 9.

Ottawa North - Kanata - Orl‚ans.
Tonight..Partly cloudy. Wind southwest 20 km/h becoming light this
evening. Low 18.
Sunday..Cloudy with 40 percent chance of showers. Wind becoming north
20 km/h late in the morning. High 21. UV index 3 or moderate.
Sunday night..Partly cloudy. Becoming clear in the evening. Low 10.

Ottawa South - Richmond - Metcalfe.
Tonight..Partly cloudy. Wind south 20 km/h becoming light early this
evening. Low 18.
Sunday..Cloudy with 40 percent chance of showers. Wind becoming north
20 km/h late in the morning. High 21. UV index 3 or moderate.
Sunday night..Partly cloudy. Becoming clear in the evening. Low 10.

Gatineau.
Tonight..Partly cloudy. Low 18.
Sunday..Cloudy with 40 percent chance of showers. Clearing late in
the afternoon. Wind becoming north 20 km/h late in the morning.
High 22. UV index 3 or moderate.
Sunday night..Clear. Low 9.

Prescott and Russell.
Tonight..Increasing cloudiness late this evening. Wind southwest
20 km/h becoming light early this evening. Low 19.
Sunday..Cloudy with 40 percent chance of showers. Wind becoming north
20 km/h late in the morning. High 22 with temperature falling to 17
in the afternoon. Humidex 29. UV index 3 or moderate.
Sunday night..Partly cloudy. Becoming clear in the evening. Low 7.

Morrisburg - Long Sault.
Tonight..Clear. Increasing cloudiness this evening. Low 20.
Sunday..Cloudy with 40 percent chance of showers. Wind becoming north
20 km/h late in the morning. High 23 with temperature falling to 17
in the afternoon. Humidex 30. UV index 3 or moderate.
Sunday night..Clearing late in the evening. Low 10.

Cornwall - Lancaster.
Tonight..Clear. Increasing cloudiness late this evening. Low 20.
Sunday..Cloudy with 40 percent chance of showers. Wind becoming north
20 km/h late in the morning. High 23 with temperature falling to 17
in the afternoon. Humidex 30. UV index 3 or moderate.
Sunday night..Clearing late in the evening. Low 8.

Winchester - Newington.
Tonight..Clear. Increasing cloudiness this evening. Wind south
20 km/h becoming light early this evening. Low 20.
Sunday..Cloudy with 40 percent chance of showers. Wind becoming north
20 km/h late in the morning. High 24 with temperature falling to 17
in the afternoon. Humidex 31. UV index 3 or moderate.
Sunday night..Clearing late in the evening. Low 8.

Continued in next message...

--- up 5 days, 8 hours, 16 minutes
* Origin: Northern Realms (1:229/664)

FPCN11 CWTO 170900
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 5:00 a.m. EDT Sunday 17 August 2025 for
today and Monday.
The next scheduled forecast will be issued at 11:00 a.m. EDT.

City of Toronto.
Today..Showers at times heavy ending early this morning then mainly
cloudy with 30 percent chance of showers. Risk of a thunderstorm
early this morning. Local amount 10 to 20 mm. Wind becoming north
20 km/h gusting to 40 early this afternoon. High 25. Humidex 30. UV
index 6 or high.
Tonight..Clearing this evening. Wind northeast 20 km/h becoming light
near midnight. Low 12.
Monday..Sunny. Wind becoming east 20 km/h gusting to 40 near noon.
High 23. UV index 8 or very high.

Windsor - Leamington - Essex County.
Today..Cloudy. 30 percent chance of showers this morning. Risk of a
thunderstorm early this morning. Wind becoming north 20 km/h gusting
to 40 near noon. High 28. Humidex 36. UV index 8 or very high.
Tonight..Partly cloudy. Wind north 20 km/h gusting to 40. Low 16.
Monday..A mix of sun and cloud. Clearing early in the afternoon. Wind
northeast 20 km/h gusting to 40. High 25. Humidex 27. UV index 9 or
very high.

Chatham-Kent - Rondeau Park.
Today..Showers ending early this morning then cloudy with 30 percent
chance of showers. Risk of a thunderstorm early this morning. Local
amount 10 to 15 mm. Wind becoming north 20 km/h gusting to 40 near
noon. High 28. Humidex 36. UV index 6 or high.
Tonight..Mainly cloudy. Wind north 20 km/h gusting to 40. Low 16. Monday..Sunny. Wind northeast 20 km/h gusting to 40. High 25. Humidex
27. UV index 9 or very high.

Sarnia - Petrolia - Western Lambton County.
Today..Mainly cloudy. 30 percent chance of showers early this
morning. Wind becoming north 30 km/h gusting to 50 near noon.
High 27. Humidex 35. UV index 8 or very high.
Tonight..Clearing this evening. Wind north 20 km/h gusting to 40.
Low 16.
Monday..Sunny. Wind northeast 20 km/h. High 25. Humidex 27. UV
index 9 or very high.

Watford - Pinery Park - Eastern Lambton County.
Today..Showers ending early this morning then cloudy with 30 percent
chance of showers. Wind becoming north 30 km/h gusting to 50 near
noon. High 27. Humidex 35. UV index 6 or high.
Tonight..Cloudy. Becoming partly cloudy this evening. Wind north
20 km/h gusting to 40. Low 16.
Monday..A mix of sun and cloud. Clearing early in the afternoon. Wind
northeast 20 km/h. High 25. Humidex 27. UV index 9 or very high.

Rodney - Shedden - Western Elgin County.
Today..A few showers ending early this morning then mainly cloudy
with 30 percent chance of showers. Risk of a thunderstorm this
morning. Local amount 10 to 15 mm. Wind becoming north 20 km/h
gusting to 40 near noon. High 27. Humidex 34. UV index 6 or high. Tonight..Cloudy. Becoming partly cloudy this evening. Wind north
20 km/h gusting to 40 becoming light near midnight. Low 13.
Monday..Sunny. Wind becoming east 20 km/h gusting to 40 near noon.
High 24. Humidex 26. UV index 9 or very high.

St. Thomas - Aylmer - Eastern Elgin County.
Today..A few showers ending early this morning then mainly cloudy
with 30 percent chance of showers. Risk of a thunderstorm this
morning. Local amount 10 to 15 mm. Wind becoming north 20 km/h
gusting to 40 near noon. High 27. Humidex 34. UV index 6 or high. Tonight..Cloudy. Becoming partly cloudy this evening. Wind north
20 km/h gusting to 40 becoming light near midnight. Low 13.
Monday..Sunny. Wind becoming east 20 km/h gusting to 40 near noon.
High 24. Humidex 26. UV index 9 or very high.

Strathroy - Komoka - Western Middlesex County.
Today..Showers ending early this morning then mainly cloudy with
30 percent chance of showers. Risk of a thunderstorm early this
morning. Local amount 10 to 15 mm. Wind becoming north 20 km/h
gusting to 40 near noon. High 26. Humidex 33. UV index 6 or high. Tonight..Partly cloudy. Wind north 20 km/h gusting to 40 becoming
light near midnight. Low 12.
Monday..Sunny. Wind becoming east 20 km/h gusting to 40 near noon.
High 23. UV index 9 or very high.

London - Parkhill - Eastern Middlesex County.
Today..Showers ending early this morning then mainly cloudy with
30 percent chance of showers. Risk of a thunderstorm early this
morning. Local amount 10 to 15 mm. Wind becoming north 20 km/h
gusting to 40 near noon. High 26. Humidex 33. UV index 6 or high. Tonight..Partly cloudy. Wind north 20 km/h gusting to 40 becoming
light near midnight. Low 12.
Monday..Sunny. Wind becoming east 20 km/h gusting to 40 near noon.
High 23. UV index 9 or very high.

Simcoe - Delhi - Norfolk.
Today..A few showers ending this morning then cloudy with 30 percent
chance of showers. Risk of a thunderstorm. Local amount 10 to 15 mm.
Wind becoming north 20 km/h this afternoon. High 27. Humidex 34. UV
index 6 or high.
Tonight..Cloudy. Becoming partly cloudy this evening. Wind northeast
20 km/h gusting to 40 becoming light near midnight. Low 16.
Monday..Mainly sunny. Wind becoming northeast 20 km/h gusting to 40
late in the morning. High 23. Humidex 25. UV index 9 or very high.

Dunnville - Caledonia - Haldimand.
Today..A few showers ending this morning then cloudy with 30 percent
chance of showers. Risk of a thunderstorm. Local amount 10 to 15 mm.
Wind becoming north 20 km/h this afternoon. High 27. Humidex 34. UV
index 6 or high.
Tonight..Cloudy. Becoming partly cloudy this evening. Wind northeast
20 km/h gusting to 40 becoming light near midnight. Low 16.
Monday..A mix of sun and cloud. Clearing early in the afternoon. Wind
becoming northeast 20 km/h gusting to 40 late in the morning.
High 23. Humidex 25. UV index 9 or very high.

Woodstock - Tillsonburg - Oxford County.
Today..Showers ending early this morning then mainly cloudy with
30 percent chance of showers. Risk of a thunderstorm early this
morning. Local amount 10 to 15 mm. Wind becoming north 20 km/h
gusting to 40 near noon. High 26. Humidex 33. UV index 6 or high. Tonight..Partly cloudy. Wind north 20 km/h gusting to 40 becoming
light near midnight. Low 12.
Monday..Mainly sunny. Wind becoming east 20 km/h gusting to 40 near
noon. High 23. UV index 9 or very high.

Brantford - County of Brant.
Today..Showers ending this morning then cloudy with 30 percent chance
of showers. Risk of a thunderstorm this morning. Local amount 10 to
15 mm. Wind becoming north 20 km/h gusting to 40 early this
afternoon. High 26. Humidex 31. UV index 6 or high.
Tonight..Mainly cloudy. Wind northeast 20 km/h becoming light near
midnight. Low 12.
Monday..A mix of sun and cloud. Clearing near noon. Wind becoming
east 20 km/h gusting to 40 near noon. High 23. UV index 9 or very
high.

Niagara Falls - Welland - Southern Niagara Region.
Today..A few showers ending this morning then cloudy with 30 percent
chance of showers. Risk of a thunderstorm. Local amount 10 to 15 mm.
Wind becoming north 20 km/h this afternoon. High 27. Humidex 34. UV
index 6 or high.
Tonight..Cloudy. Becoming partly cloudy this evening. Wind northeast
20 km/h gusting to 40 becoming light near midnight. Low 16.
Monday..A mix of sun and cloud. Clearing late in the morning. Wind
becoming northeast 20 km/h gusting to 40 late in the morning.
High 23. Humidex 25. UV index 9 or very high.

St. Catharines - Grimsby - Northern Niagara Region.
Today..A few showers ending this morning then mainly cloudy with
30 percent chance of showers. Risk of a thunderstorm. Local amount
10 to 15 mm. Wind becoming north 20 km/h this afternoon. High 27.
Humidex 34. UV index 8 or very high.
Tonight..Partly cloudy. Wind northeast 20 km/h gusting to 40 becoming
light near midnight. Low 16.
Monday..A mix of sun and cloud. Clearing late in the morning. Wind
becoming northeast 20 km/h gusting to 40 late in the morning.
High 23. Humidex 25. UV index 8 or very high.

City of Hamilton.
Today..Showers ending this morning then cloudy with 30 percent chance
of showers. Risk of a thunderstorm this morning. Local amount 10 to
15 mm. Wind becoming north 20 km/h gusting to 40 early this
afternoon. High 26. Humidex 31. UV index 6 or high.
Tonight..Cloudy. Becoming partly cloudy this evening. Wind northeast
20 km/h becoming light near midnight. Low 12.
Monday..A mix of sun and cloud. Clearing near noon. Wind becoming
east 20 km/h gusting to 40 near noon. High 23. UV index 9 or very
high.

Burlington - Oakville.
Today..Showers at times heavy ending early this morning then mainly
cloudy with 30 percent chance of showers. Risk of a thunderstorm
early this morning. Local amount 10 to 20 mm. Wind becoming north
20 km/h gusting to 40 early this afternoon. High 25. Humidex 30. UV
index 6 or high.
Tonight..Partly cloudy. Wind northeast 20 km/h becoming light near
midnight. Low 12.
Monday..Clearing. Wind becoming east 20 km/h gusting to 40 near noon.
High 23. UV index 8 or very high.

Halton Hills - Milton.
Today..Showers at times heavy ending early this morning then mainly
cloudy with 30 percent chance of showers. Risk of a thunderstorm
early this morning. Local amount 10 to 20 mm. Wind becoming north
20 km/h gusting to 40 early this afternoon. High 25. Humidex 30. UV
index 6 or high.
Tonight..Clearing this evening. Wind northeast 20 km/h becoming light
near midnight. Low 12.
Monday..Sunny. Wind becoming east 20 km/h gusting to 40 near noon.
High 23. UV index 8 or very high.

Mississauga - Brampton.
Today..Showers at times heavy ending early this morning then mainly
cloudy with 30 percent chance of showers. Risk of a thunderstorm
early this morning. Local amount 10 to 20 mm. Wind becoming north
20 km/h gusting to 40 early this afternoon. High 25. Humidex 30. UV
index 6 or high.
Tonight..Clearing this evening. Wind northeast 20 km/h becoming light
near midnight. Low 12.
Monday..Sunny. Wind becoming east 20 km/h gusting to 40 near noon.
High 23. UV index 8 or very high.

Caledon.
Today..Showers at times heavy ending early this morning then cloudy
with 30 percent chance of showers. Risk of a thunderstorm early this
morning. Local amount 15 to 25 mm. Wind becoming northeast 20 km/h
gusting to 40 near noon. High 25. Humidex 30. UV index 6 or high. Tonight..Clearing this evening. Wind northeast 20 km/h becoming light
this evening. Low 10.
Monday..Sunny. High 23. UV index 8 or very high.

Vaughan - Richmond Hill - Markham.
Today..Showers at times heavy ending early this morning then mainly
cloudy with 30 percent chance of showers. Risk of a thunderstorm
early this morning. Local amount 10 to 20 mm. Wind becoming north
20 km/h gusting to 40 early this afternoon. High 25. Humidex 30. UV
index 6 or high.
Tonight..Clearing this evening. Wind northeast 20 km/h becoming light
near midnight. Low 12.
Monday..Sunny. Wind becoming east 20 km/h gusting to 40 near noon.
High 23. UV index 9 or very high.

Newmarket - Georgina - Northern York Region.
Today..Showers at times heavy ending early this morning then mainly
cloudy with 30 percent chance of showers. Risk of a thunderstorm
early this morning. Local amount 10 to 15 mm. Wind becoming
northeast 20 km/h gusting to 40 near noon. High 24. Humidex 30. UV
index 5 or moderate.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 10.
Monday..Sunny. High 23. UV index 9 or very high.

Pickering - Oshawa - Southern Durham Region.
Today..Showers at times heavy ending early this morning then mainly
cloudy with 30 percent chance of showers. Risk of a thunderstorm
early this morning. Local amount 10 to 20 mm. Wind becoming north
20 km/h gusting to 40 early this afternoon. High 25. Humidex 30. UV
index 6 or high.
Tonight..Clear. Wind northeast 20 km/h becoming light near midnight.
Low 12.
Monday..Sunny. Wind becoming east 20 km/h gusting to 40 near noon.
High 23. UV index 9 or very high.

Uxbridge - Beaverton - Northern Durham Region.
Today..Showers at times heavy ending early this morning then cloudy
with 30 percent chance of showers. Risk of a thunderstorm early this
morning. Local amount 10 to 15 mm. Wind becoming northeast 20 km/h
gusting to 40 near noon. High 24. Humidex 30. UV index 5 or
moderate.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 10.
Monday..Sunny. High 23. UV index 9 or very high.

Goderich - Bluewater - Southern Huron County.
Today..Showers ending early this morning then cloudy with 30 percent
chance of showers. Becoming a mix of sun and cloud this afternoon.
Wind becoming northeast 20 km/h gusting to 40 near noon. High 24.
Humidex 29. UV index 6 or high.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 10.
Monday..Sunny. High 23. UV index 8 or very high.

Wingham - Blyth - Northern Huron County.
Today..Showers ending early this morning then cloudy with 30 percent
chance of showers. Becoming a mix of sun and cloud this afternoon.
Wind becoming northeast 20 km/h gusting to 40 near noon. High 24.
Humidex 29. UV index 6 or high.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 10.
Monday..Sunny. High 23. UV index 8 or very high.

Stratford - Mitchell - Southern Perth County.
Today..Showers ending early this morning then cloudy with 30 percent
chance of showers. Risk of a thunderstorm early this morning. Local
amount 10 to 15 mm. Wind becoming northeast 20 km/h gusting to 40
near noon. High 25. Humidex 30. UV index 6 or high.
Tonight..Clearing this evening. Wind northeast 20 km/h becoming light
this evening. Low 10.
Monday..Sunny. High 23. UV index 9 or very high.

Listowel - Milverton - Northern Perth County.
Today..Showers ending early this morning then cloudy with 30 percent
chance of showers. Risk of a thunderstorm early this morning. Local
amount 10 to 15 mm. Wind becoming northeast 20 km/h gusting to 40
near noon. High 25. Humidex 30. UV index 6 or high.
Tonight..Clearing this evening. Wind northeast 20 km/h becoming light
this evening. Low 10.
Monday..Sunny. High 23. UV index 9 or very high.

Kitchener - Cambridge - Region of Waterloo.
Today..Showers at times heavy ending early this morning then cloudy
with 30 percent chance of showers. Risk of a thunderstorm early this
morning. Local amount 15 to 25 mm. Wind becoming northeast 20 km/h
gusting to 40 near noon. High 25. Humidex 30. UV index 6 or high. Tonight..Clearing this evening. Wind northeast 20 km/h becoming light
this evening. Low 10.
Monday..Sunny. High 23. UV index 9 or very high.

Guelph - Erin - Southern Wellington County.
Today..Showers at times heavy ending early this morning then cloudy
with 30 percent chance of showers. Risk of a thunderstorm early this
morning. Local amount 15 to 25 mm. Wind becoming northeast 20 km/h
gusting to 40 near noon. High 25. Humidex 30. UV index 6 or high. Tonight..Clearing this evening. Wind northeast 20 km/h becoming light
this evening. Low 10.
Monday..Sunny. High 23. UV index 9 or very high.

Mount Forest - Arthur - Northern Wellington County.
Today..Showers ending early this morning then cloudy with 30 percent
chance of showers. Risk of a thunderstorm early this morning. Local
amount 10 to 15 mm. Wind becoming northeast 20 km/h gusting to 40
near noon. High 25. Humidex 30. UV index 4 or moderate.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 10.
Monday..Sunny. High 23. UV index 8 or very high.

Orangeville - Grand Valley - Southern Dufferin County.
Today..Showers ending early this morning then cloudy with 30 percent
chance of showers. Risk of a thunderstorm early this morning. Local
amount 10 to 15 mm. Wind becoming northeast 20 km/h gusting to 40
near noon. High 25. Humidex 30. UV index 4 or moderate.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 10.
Monday..Sunny. High 23. UV index 9 or very high.

Shelburne - Mansfield - Northern Dufferin County.
Today..Showers ending early this morning then cloudy with 30 percent
chance of showers. Risk of a thunderstorm early this morning. Local
amount 10 to 15 mm. Wind becoming northeast 20 km/h gusting to 40
near noon. High 25. Humidex 30. UV index 3 or moderate.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 10.
Monday..Sunny. High 23. UV index 9 or very high.

Innisfil - New Tecumseth - Angus.
Today..A few showers ending early this morning then cloudy with
30 percent chance of showers. Risk of a thunderstorm early this
morning. Wind becoming northeast 20 km/h gusting to 40 near noon.
High 23. Humidex 28. UV index 6 or high.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 10.
Monday..Sunny. High 23. UV index 9 or very high.

Saugeen Shores - Kincardine - Southern Bruce County.
Today..Mainly cloudy. 30 percent chance of showers early this
morning. Wind becoming northeast 20 km/h gusting to 40 near noon.
High 22. Humidex 25. UV index 6 or high.
Tonight..Clear. Wind northeast 20 km/h becoming light near midnight.
Low 10.
Monday..Sunny. High 22. UV index 8 or very high.

Bruce Peninsula - Sauble Beach - Tobermory.
Today..Mainly cloudy. 30 percent chance of showers early this
morning. Clearing this afternoon. Wind becoming northeast 30 km/h
gusting to 50 this morning. High 20. UV index 8 or very high.
Tonight..Clear. Wind northeast 30 km/h gusting to 50 becoming light
overnight. Low 13.
Monday..Mainly sunny. Wind becoming east 20 km/h in the morning.
High 21. UV index 8 or very high.

Hanover - Dundalk - Southern Grey County.
Today..Cloudy. 30 percent chance of showers early this morning. Wind
becoming northeast 20 km/h gusting to 40 near noon. High 22. Humidex
25. UV index 6 or high.
Tonight..Clear. Wind northeast 20 km/h becoming light near midnight.
Low 10.
Monday..Sunny. High 22. UV index 8 or very high.

Owen Sound - Blue Mountains - Northern Grey County.
Today..Mainly cloudy. 30 percent chance of showers early this
morning. Clearing this afternoon. Wind becoming northeast 20 km/h
gusting to 40 near noon. High 22. Humidex 25. UV index 7 or high. Tonight..Clear. Wind northeast 20 km/h becoming light near midnight.
Low 10.
Monday..Sunny. High 22. UV index 8 or very high.

Barrie - Collingwood - Hillsdale.
Today..Showers ending early this morning then cloudy with 30 percent
chance of showers. Becoming a mix of sun and cloud this afternoon.
Risk of a thunderstorm early this morning. Wind becoming northeast
20 km/h gusting to 40 near noon. High 23. Humidex 28. UV index 6 or
high.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 10.
Monday..Sunny. High 23. UV index 8 or very high.

Midland - Coldwater - Orr Lake.
Today..Showers ending early this morning then mainly cloudy with
30 percent chance of showers. Clearing this afternoon. Risk of a
thunderstorm early this morning. Wind becoming northeast 20 km/h
gusting to 40 near noon. High 23. Humidex 28. UV index 7 or high. Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 10.
Monday..Sunny. High 23. UV index 8 or very high.

Orillia - Lagoon City - Washago.
Today..Showers ending early this morning then cloudy with 30 percent
chance of showers. Clearing this afternoon. Risk of a thunderstorm
early this morning. Wind becoming northeast 20 km/h gusting to 40
near noon. High 23. Humidex 28. UV index 6 or high.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 10.
Monday..Sunny. High 23. UV index 8 or very high.

Cobourg - Colborne - Western Northumberland County.
Today..Showers ending this morning then cloudy with 30 percent chance
of showers. Risk of a thunderstorm early this morning. Local amount
15 to 25 mm. Wind becoming north 20 km/h gusting to 40 this
afternoon. High 25. Humidex 30. UV index 4 or moderate.
Tonight..Clear. Wind northeast 20 km/h gusting to 40 becoming light
near midnight. Low 11.
Monday..Sunny. Wind becoming northeast 20 km/h gusting to 40 late in
the morning. High 23. UV index 8 or very high.

Belleville - Quinte West - Eastern Northumberland County.
Today..Showers ending this morning then cloudy with 30 percent chance
of showers. Risk of a thunderstorm early this morning. Local amount
15 to 25 mm. Wind becoming north 20 km/h gusting to 40 this
afternoon. High 25. Humidex 30. UV index 4 or moderate.
Tonight..Clear. Wind northeast 20 km/h gusting to 40 becoming light
near midnight. Low 11.
Monday..Sunny. Wind becoming northeast 20 km/h gusting to 40 late in
the morning. High 23. UV index 8 or very high.

Picton - Sandbanks Park.
Today..Showers ending this morning then cloudy with 30 percent chance
of showers. Risk of a thunderstorm early this morning. Local amount
15 to 25 mm. Wind becoming north 20 km/h gusting to 40 this
afternoon. High 25. Humidex 30. UV index 4 or moderate.
Tonight..Clear. Wind northeast 20 km/h gusting to 40 becoming light
near midnight. Low 11.
Monday..Sunny. Wind becoming northeast 20 km/h gusting to 40 late in
the morning. High 23. UV index 8 or very high.

Napanee - Consecon.
Today..Showers ending this morning then cloudy with 30 percent chance
of showers. Risk of a thunderstorm early this morning. Local amount
15 to 25 mm. Wind becoming north 20 km/h gusting to 40 this
afternoon. High 25. Humidex 30. UV index 4 or moderate.
Tonight..Clear. Wind northeast 20 km/h gusting to 40 becoming light
near midnight. Low 11.
Monday..Sunny. Wind becoming northeast 20 km/h gusting to 40 late in
the morning. High 23. UV index 8 or very high.

Kingston - Odessa - Frontenac Islands.
Today..Showers ending this morning then cloudy with 30 percent chance
of showers. Risk of a thunderstorm early this morning. Local amount
15 to 25 mm. Wind becoming north 20 km/h gusting to 40 this
afternoon. High 25. Humidex 30. UV index 6 or high.
Tonight..Clearing this evening. Wind northeast 20 km/h gusting to 40
becoming light near midnight. Low 11.
Monday..Sunny. Wind becoming northeast 20 km/h gusting to 40 late in
the morning. High 23. UV index 8 or very high.

Lindsay - Southern Kawartha Lakes.
Today..Showers at times heavy ending early this morning then cloudy
with 30 percent chance of showers. Becoming a mix of sun and cloud
this afternoon. Risk of a thunderstorm early this morning. Local
amount 10 to 15 mm. Wind becoming northeast 20 km/h gusting to 40
near noon. High 24. Humidex 30. UV index 6 or high.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 10.
Monday..Sunny. High 23. UV index 8 or very high.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Today..Showers ending early this morning then cloudy with 30 percent
chance of showers. Clearing this afternoon. Risk of a thunderstorm
early this morning. Local amount 10 to 15 mm. Wind becoming north
20 km/h gusting to 40 near noon. High 21. UV index 6 or high.
Tonight..Clear. Wind north 20 km/h becoming light this evening.
Low 6.
Monday..Sunny. High 21. UV index 8 or very high.

Peterborough City - Lakefield - Southern Peterborough County.
Today..Showers at times heavy ending early this morning then cloudy
with 30 percent chance of showers. Becoming a mix of sun and cloud
this afternoon. Risk of a thunderstorm early this morning. Local
amount 10 to 15 mm. Wind becoming northeast 20 km/h gusting to 40
near noon. High 24. Humidex 30. UV index 5 or moderate.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 10.
Monday..Sunny. High 23. UV index 8 or very high.

Apsley - Woodview - Northern Peterborough County.
Today..Showers ending early this morning then cloudy with 30 percent
chance of showers. Clearing this afternoon. Risk of a thunderstorm
early this morning. Local amount 10 to 15 mm. Wind becoming north
20 km/h gusting to 40 near noon. High 21. UV index 6 or high.
Tonight..Clear. Wind north 20 km/h becoming light this evening.
Low 6.
Monday..Sunny. High 21. UV index 8 or very high.

Stirling - Tweed - Madoc.
Today..Showers ending this morning then cloudy with 30 percent chance
of showers. Becoming a mix of sun and cloud this afternoon. Risk of
a thunderstorm early this morning. Local amount 15 to 25 mm. Wind
becoming north 20 km/h gusting to 40 this afternoon. High 25.
Humidex 30. UV index 5 or moderate.
Tonight..Clear. Wind northeast 20 km/h gusting to 40 becoming light
near midnight. Low 11.
Monday..Sunny. Wind becoming northeast 20 km/h gusting to 40 late in
the morning. High 23. UV index 8 or very high.

Tamworth - Sydenham - South Frontenac.
Today..Showers ending this morning then cloudy with 30 percent chance
of showers. Risk of a thunderstorm early this morning. Local amount
15 to 25 mm. Wind becoming north 20 km/h gusting to 40 this
afternoon. High 25. Humidex 30. UV index 5 or moderate.
Tonight..Clear. Wind northeast 20 km/h gusting to 40 becoming light
near midnight. Low 11.
Monday..Sunny. Wind becoming northeast 20 km/h gusting to 40 late in
the morning. High 23. UV index 8 or very high.

Kaladar - Bannockburn - Bon Echo Park.
Today..Showers ending early this morning then cloudy with 30 percent
chance of showers. Becoming a mix of sun and cloud this afternoon.
Risk of a thunderstorm early this morning. Wind becoming north
20 km/h gusting to 40 near noon. High 21. UV index 6 or high.
Tonight..Clear. Wind north 20 km/h becoming light this evening.
Low 6.
Monday..Sunny. High 21. UV index 8 or very high.

Bancroft - Hastings Highlands - Denbigh.
Today..A few showers ending early this morning then cloudy with
40 percent chance of showers. Clearing this afternoon. Risk of a
thunderstorm early this morning. Wind becoming north 20 km/h gusting
to 40 near noon. High 21. UV index 7 or high.
Tonight..Clear. Wind north 20 km/h becoming light this evening. Low
plus 4.
Monday..Sunny. High 21. UV index 8 or very high.

Gananoque - Mallorytown.
Today..Cloudy. A few showers ending this morning then 30 percent
chance of showers late this morning and this afternoon. Risk of a
thunderstorm this morning. Wind becoming north 20 km/h gusting to 40
early this afternoon. High 22. Humidex 27. UV index 5 or moderate.
Tonight..A few clouds. Wind northeast 20 km/h becoming light this
evening. Low 8.
Monday..Sunny. High 22. UV index 8 or very high.

Brockville - Prescott.
Today..Cloudy. A few showers ending this morning then 30 percent
chance of showers late this morning and this afternoon. Risk of a
thunderstorm this morning. Wind becoming north 20 km/h gusting to 40
early this afternoon. High 22. Humidex 27. UV index 5 or moderate. Tonight..Partly cloudy. Clearing near midnight. Wind northeast
20 km/h becoming light this evening. Low 8.
Monday..Sunny. High 22. UV index 8 or very high.

Westport - Charleston Lake.
Today..Cloudy. A few showers ending this morning then 30 percent
chance of showers late this morning and this afternoon. Risk of a
thunderstorm this morning. Wind becoming north 20 km/h gusting to 40
early this afternoon. High 22. Humidex 27. UV index 6 or high.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 8.
Monday..Sunny. High 22. UV index 8 or very high.

Merrickville-Wolford - Kemptville.
Today..Cloudy. A few showers ending this morning then 30 percent
chance of showers late this morning and this afternoon. Risk of a
thunderstorm this morning. Wind becoming north 20 km/h gusting to 40
early this afternoon. High 22. Humidex 27. UV index 6 or high. Tonight..Clearing late this evening. Wind northeast 20 km/h becoming
light this evening. Low 8.
Monday..Sunny. High 22. UV index 8 or very high.

Ottawa North - Kanata - Orl‚ans.
Today..Mainly cloudy. A few showers early this morning then
30 percent chance of showers late this morning and early this
afternoon. Risk of a thunderstorm early this morning. Wind becoming
north 20 km/h gusting to 40 early this afternoon. High 22. Humidex
27. UV index 6 or high.
Tonight..Clear. Fog patches developing overnight. Wind northeast
20 km/h becoming light this evening. Low 8.
Monday..Sunny. Fog patches dissipating in the morning. High 22. UV
index 8 or very high.

Ottawa South - Richmond - Metcalfe.
Today..Mainly cloudy. A few showers early this morning then
30 percent chance of showers late this morning and early this
afternoon. Risk of a thunderstorm early this morning. Wind becoming
north 20 km/h gusting to 40 early this afternoon. High 22. Humidex
27. UV index 6 or high.
Tonight..Clear. Fog patches developing overnight. Wind northeast
20 km/h becoming light this evening. Low 8.
Monday..Sunny. Fog patches dissipating in the morning. High 22. UV
index 8 or very high.

Gatineau.
Today..Mainly cloudy. A few showers early this morning then
30 percent chance of showers late this morning and early this
afternoon. Risk of a thunderstorm early this morning. Wind becoming
north 20 km/h gusting to 40 early this afternoon. High 22. Humidex
27. UV index 6 or high.
Tonight..Clear. Fog patches developing overnight. Wind northeast
20 km/h becoming light this evening. Low 8.
Monday..Sunny. Fog patches dissipating in the morning. High 22. UV
index 8 or very high.

Prescott and Russell.
Today..Mainly cloudy. A few showers early this morning then
30 percent chance of showers late this morning and early this
afternoon. Risk of a thunderstorm early this morning. Wind becoming
north 20 km/h gusting to 40 early this afternoon. High 22. Humidex
27. UV index 6 or high.
Tonight..Clearing this evening. Fog patches developing overnight.
Wind northeast 20 km/h becoming light this evening. Low 8.
Monday..Sunny. Fog patches dissipating in the morning. High 22. UV
index 8 or very high.

Morrisburg - Long Sault.
Today..Cloudy. A few showers ending this morning then 30 percent
chance of showers late this morning and this afternoon. Risk of a
thunderstorm this morning. Wind becoming north 20 km/h gusting to 40
early this afternoon. High 22. Humidex 27. UV index 5 or moderate. Tonight..Mainly cloudy. Clearing late this evening. Wind northeast
20 km/h becoming light this evening. Low 8.
Monday..Sunny. High 22. UV index 8 or very high.

Cornwall - Lancaster.
Today..Cloudy. A few showers ending this morning then 30 percent
chance of showers late this morning and this afternoon. Risk of a
thunderstorm this morning. Wind becoming north 20 km/h gusting to 40
early this afternoon. High 22. Humidex 27. UV index 5 or moderate. Tonight..Mainly cloudy. Clearing late this evening. Wind northeast
20 km/h becoming light this evening. Low 8.
Monday..Sunny. High 22. UV index 8 or very high.

Winchester - Newington.
Today..Cloudy. A few showers ending this morning then 30 percent
chance of showers late this morning and this afternoon. Risk of a
thunderstorm this morning. Wind becoming north 20 km/h gusting to 40
early this afternoon. High 22. Humidex 27. UV index 5 or moderate. Tonight..Clearing. Wind northeast 20 km/h becoming light this
evening. Low 8.
Monday..Sunny. High 22. UV index 8 or very high.

Maxville - Alexandria.
Today..Cloudy. A few showers ending this morning then 30 percent
chance of showers late this morning and this afternoon. Risk of a
thunderstorm this morning. Wind becoming north 20 km/h gusting to 40
early this afternoon. High 22. Humidex 27. UV index 6 or high. Tonight..Clearing late this evening. Wind northeast 20 km/h becoming
light this evening. Low 8.
Monday..Sunny. High 22. UV index 8 or very high.

Continued in next message...

--- up 5 days, 21 hours, 46 minutes
* Origin: Northern Realms (1:229/664)

FPCN11 CWTO 181500
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 11:00 a.m. EDT Monday 18 August 2025 for
today and Tuesday.
The next scheduled forecast will be issued at 3:30 p.m. EDT.

City of Toronto.
Today..Mainly sunny. Wind east 30 km/h gusting to 50. High 23. UV
index 8 or very high.
Tonight..Clear. Wind east 20 km/h becoming light this evening.
Low 15.
Tuesday..Mainly cloudy. 30 percent chance of showers in the afternoon
then 70 percent chance of showers late in the afternoon. Risk of a
thunderstorm late in the afternoon. High 25. Humidex 29. UV index 7
or high.

Windsor - Leamington - Essex County.
Today..Clearing this afternoon. Wind east 20 km/h gusting to 40.
High 26. Humidex 28. UV index 9 or very high.
Tonight..Clear. Increasing cloudiness near midnight. Fog patches
developing overnight. Wind east 20 km/h gusting to 40 becoming light
this evening. Low 16.
Tuesday..Cloudy. 30 percent chance of showers late in the morning and
early afternoon then 70 percent chance of showers late in the
afternoon. Risk of a thunderstorm late in the afternoon. Fog patches
dissipating in the morning. High 27. Humidex 30. UV index 6 or high.

Chatham-Kent - Rondeau Park.
Today..Clearing this afternoon. Wind east 20 km/h gusting to 40.
High 25. Humidex 27. UV index 9 or very high.
Tonight..Clear. Fog patches developing overnight. Wind east 20 km/h
gusting to 40 becoming light this evening. Low 16.
Tuesday..Cloudy. 30 percent chance of showers late in the morning and
early afternoon then 70 percent chance of showers late in the
afternoon. Risk of a thunderstorm late in the afternoon. Fog patches
dissipating in the morning. High 27. Humidex 30. UV index 6 or high.

Sarnia - Petrolia - Western Lambton County.
Today..Sunny. Wind east 20 km/h gusting to 40. High 25. Humidex 27.
UV index 9 or very high.
Tonight..Clear. Becoming partly cloudy overnight. Wind east 20 km/h
gusting to 40 becoming light this evening. Low 15.
Tuesday..Cloudy. 30 percent chance of showers late in the morning and
early afternoon then 70 percent chance of showers late in the
afternoon. Risk of a thunderstorm late in the afternoon. High 26.
Humidex 29. UV index 6 or high.

Watford - Pinery Park - Eastern Lambton County.
Today..Sunny. Wind east 20 km/h gusting to 40. High 25. Humidex 27.
UV index 9 or very high.
Tonight..Clear. Becoming partly cloudy overnight. Wind east 20 km/h
gusting to 40 becoming light this evening. Low 15.
Tuesday..Mainly cloudy. 30 percent chance of showers late in the
morning and early afternoon then 70 percent chance of showers late
in the afternoon. Risk of a thunderstorm late in the afternoon.
High 26. Humidex 29. UV index 7 or high.

Rodney - Shedden - Western Elgin County.
Today..Clearing this afternoon. Wind east 20 km/h gusting to 40.
High 25. Humidex 27. UV index 9 or very high.
Tonight..Clear. Wind east 20 km/h gusting to 40 becoming light this
evening. Low 15.
Tuesday..Increasing cloudiness. 30 percent chance of showers early in
the afternoon then 70 percent chance of showers late in the
afternoon. Risk of a thunderstorm late in the afternoon. High 26.
Humidex 28. UV index 6 or high.

St. Thomas - Aylmer - Eastern Elgin County.
Today..Clearing this afternoon. Wind east 20 km/h gusting to 40.
High 25. Humidex 27. UV index 9 or very high.
Tonight..Clear. Wind east 20 km/h gusting to 40 becoming light this
evening. Low 15.
Tuesday..Becoming cloudy in the morning. 30 percent chance of showers
early in the afternoon then 70 percent chance of showers late in the
afternoon. Risk of a thunderstorm late in the afternoon. High 26.
Humidex 28. UV index 6 or high.

Strathroy - Komoka - Western Middlesex County.
Today..Sunny. Wind east 20 km/h gusting to 40. High 24. UV index 9 or
very high.
Tonight..Clear. Wind east 20 km/h gusting to 40 becoming light this
evening. Low 13.
Tuesday..Becoming cloudy in the morning. 30 percent chance of showers
early in the afternoon then 70 percent chance of showers late in the
afternoon. Risk of a thunderstorm late in the afternoon. High 25.
Humidex 29. UV index 6 or high.

London - Parkhill - Eastern Middlesex County.
Today..Sunny. Wind east 20 km/h gusting to 40. High 24. UV index 9 or
very high.
Tonight..Clear. Wind east 20 km/h gusting to 40 becoming light this
evening. Low 13.
Tuesday..Becoming cloudy in the morning. 30 percent chance of showers
early in the afternoon then 70 percent chance of showers late in the
afternoon. Risk of a thunderstorm late in the afternoon. High 25.
Humidex 29. UV index 6 or high.

Simcoe - Delhi - Norfolk.
Today..A mix of sun and cloud. Becoming sunny this afternoon. Wind
northeast 20 km/h gusting to 40. High 23. Humidex 25. UV index 9 or
very high.
Tonight..Clear. Wind northeast 20 km/h becoming light late this
evening. Low 17.
Tuesday..Becoming cloudy in the morning. 30 percent chance of showers
in the afternoon then 70 percent chance of showers late in the
afternoon. Risk of a thunderstorm late in the afternoon. High 27.
Humidex 33. UV index 6 or high.

Dunnville - Caledonia - Haldimand.
Today..Clearing this afternoon. Wind northeast 20 km/h gusting to 40.
High 23. Humidex 25. UV index 9 or very high.
Tonight..Clear. Wind northeast 20 km/h gusting to 40 becoming light
late this evening. Low 17.
Tuesday..Cloudy. 30 percent chance of showers in the afternoon then
70 percent chance of showers late in the afternoon. Risk of a
thunderstorm late in the afternoon. High 27. Humidex 33. UV index 7
or high.

Woodstock - Tillsonburg - Oxford County.
Today..Sunny. Wind east 20 km/h gusting to 40. High 23. UV index 9 or
very high.
Tonight..Clear. Wind east 20 km/h gusting to 40 becoming light this
evening. Low 13.
Tuesday..Becoming cloudy in the morning. 30 percent chance of showers
early in the afternoon then 70 percent chance of showers late in the
afternoon. Risk of a thunderstorm late in the afternoon. High 25.
Humidex 29. UV index 6 or high.

Brantford - County of Brant.
Today..Clearing this afternoon. Wind east 20 km/h gusting to 40.
High 23. UV index 9 or very high.
Tonight..Clear. Wind east 20 km/h gusting to 40 becoming light this
evening. Low 13.
Tuesday..Becoming cloudy in the morning. 30 percent chance of showers
in the afternoon then 70 percent chance of showers late in the
afternoon. Risk of a thunderstorm late in the afternoon. High 25.
Humidex 29. UV index 7 or high.

Niagara Falls - Welland - Southern Niagara Region.
Today..Clearing this afternoon. Wind northeast 20 km/h gusting to 40.
High 23. Humidex 25. UV index 9 or very high.
Tonight..Clear. Becoming partly cloudy after midnight. Wind northeast
20 km/h gusting to 40 becoming light late this evening. Low 17. Tuesday..Mainly cloudy. 30 percent chance of showers in the afternoon
then 70 percent chance of showers late in the afternoon. Risk of a
thunderstorm late in the afternoon. High 27. Humidex 33. UV index 8
or very high.

St. Catharines - Grimsby - Northern Niagara Region.
Today..Clearing this afternoon. Wind northeast 20 km/h gusting to 40.
High 24. Humidex 26. UV index 9 or very high.
Tonight..Clear. Becoming partly cloudy overnight. Wind northeast
20 km/h gusting to 40 becoming light late this evening. Low 17. Tuesday..Mainly cloudy. 30 percent chance of showers in the afternoon
then 70 percent chance of showers late in the afternoon. Risk of a
thunderstorm late in the afternoon. High 27. Humidex 33. UV index 8
or very high.

City of Hamilton.
Today..Clearing this afternoon. Wind east 30 km/h gusting to 50.
High 23. UV index 9 or very high.
Tonight..Clear. Wind east 20 km/h gusting to 40 becoming light this
evening. Low 13.
Tuesday..Becoming cloudy in the morning. 30 percent chance of showers
in the afternoon then 70 percent chance of showers late in the
afternoon. Risk of a thunderstorm late in the afternoon. High 25.
Humidex 29. UV index 8 or very high.

Burlington - Oakville.
Today..A mix of sun and cloud. Becoming sunny this afternoon. Wind
east 30 km/h gusting to 50. High 23. UV index 9 or very high.
Tonight..Clear. Wind east 20 km/h gusting to 40 becoming light this
evening. Low 15.
Tuesday..Mainly cloudy. 30 percent chance of showers in the afternoon
then 70 percent chance of showers late in the afternoon. Risk of a
thunderstorm late in the afternoon. High 25. Humidex 29. UV index 8
or very high.

Halton Hills - Milton.
Today..Mainly sunny. Wind east 20 km/h gusting to 40. High 23. UV
index 9 or very high.
Tonight..A few clouds. Wind east 20 km/h gusting to 40 becoming light
this evening. Low 15.
Tuesday..Increasing cloudiness. 30 percent chance of showers in the
afternoon then 70 percent chance of showers late in the afternoon.
Risk of a thunderstorm late in the afternoon. High 25. Humidex 29.
UV index 8 or very high.

Mississauga - Brampton.
Today..Mainly sunny. Wind east 30 km/h gusting to 50. High 23. UV
index 9 or very high.
Tonight..A few clouds. Wind east 20 km/h gusting to 40 becoming light
this evening. Low 15.
Tuesday..Increasing cloudiness. 30 percent chance of showers in the
afternoon then 70 percent chance of showers late in the afternoon.
Risk of a thunderstorm late in the afternoon. High 25. Humidex 29.
UV index 8 or very high.

Caledon.
Today..Sunny. Wind east 20 km/h gusting to 40. High 23. UV index 9 or
very high.
Tonight..Clear. Low 12.
Tuesday..A mix of sun and cloud. Becoming cloudy near noon with
30 percent chance of showers early in the afternoon then 70 percent
chance of showers late in the afternoon. Risk of a thunderstorm late
in the afternoon. High 25. Humidex 29. UV index 8 or very high.

Vaughan - Richmond Hill - Markham.
Today..Mainly sunny. Wind east 20 km/h gusting to 40. High 23. UV
index 9 or very high.
Tonight..A few clouds. Wind east 20 km/h gusting to 40 becoming light
this evening. Low 15.
Tuesday..Increasing cloudiness. 30 percent chance of showers in the
afternoon then 70 percent chance of showers late in the afternoon.
Risk of a thunderstorm late in the afternoon. High 25. Humidex 29.
UV index 8 or very high.

Newmarket - Georgina - Northern York Region.
Today..Sunny. Wind east 20 km/h gusting to 40. High 23. UV index 9 or
very high.
Tonight..Clear. Low 11.
Tuesday..Increasing cloudiness. 30 percent chance of showers early in
the afternoon then 70 percent chance of showers late in the
afternoon. Risk of a thunderstorm late in the afternoon. High 25.
Humidex 30. UV index 8 or very high.

Pickering - Oshawa - Southern Durham Region.
Today..Sunny. Becoming a mix of sun and cloud this afternoon. Wind
east 20 km/h gusting to 40. High 23. UV index 9 or very high.
Tonight..Clear. Wind east 20 km/h gusting to 40 becoming light this
evening. Low 15.
Tuesday..Increasing cloudiness. 30 percent chance of showers in the
afternoon then 70 percent chance of showers late in the afternoon.
Risk of a thunderstorm late in the afternoon. High 25. Humidex 29.
UV index 8 or very high.

Uxbridge - Beaverton - Northern Durham Region.
Today..Sunny. Becoming a mix of sun and cloud this afternoon. Wind
east 20 km/h gusting to 40. High 23. UV index 9 or very high.
Tonight..Clear. Low 11.
Tuesday..Increasing cloudiness. 30 percent chance of showers early in
the afternoon then 70 percent chance of showers late in the
afternoon. Risk of a thunderstorm late in the afternoon. High 25.
Humidex 30. UV index 8 or very high.

Goderich - Bluewater - Southern Huron County.
Today..Sunny. Wind east 20 km/h gusting to 40. High 25. UV index 8 or
very high.
Tonight..Clear. Becoming partly cloudy after midnight. Low 13.
Tuesday..Cloudy. 30 percent chance of showers late in the morning and
early afternoon then 70 percent chance of showers late in the
afternoon. Risk of a thunderstorm late in the afternoon. High 24.
Humidex 28. UV index 6 or high.

Wingham - Blyth - Northern Huron County.
Today..Sunny. Wind east 20 km/h. High 25. UV index 8 or very high. Tonight..Clear. Becoming partly cloudy overnight. Low 13.
Tuesday..Cloudy. 30 percent chance of showers late in the morning and
early afternoon then 70 percent chance of showers late in the
afternoon. Risk of a thunderstorm late in the afternoon. High 24.
Humidex 28. UV index 6 or high.

Stratford - Mitchell - Southern Perth County.
Today..Sunny. Wind east 20 km/h gusting to 40. High 23. UV index 8 or
very high.
Tonight..Clear. Low 12.
Tuesday..Becoming cloudy in the morning. 30 percent chance of showers
early in the afternoon then 70 percent chance of showers late in the
afternoon. Risk of a thunderstorm late in the afternoon. High 25.
Humidex 29. UV index 6 or high.

Listowel - Milverton - Northern Perth County.
Today..Sunny. Wind east 20 km/h gusting to 40. High 23. UV index 8 or
very high.
Tonight..Clear. Low 12.
Tuesday..Becoming cloudy in the morning. 30 percent chance of showers
early in the afternoon then 70 percent chance of showers late in the
afternoon. Risk of a thunderstorm late in the afternoon. High 25.
Humidex 29. UV index 6 or high.

Kitchener - Cambridge - Region of Waterloo.
Today..Sunny. Wind east 20 km/h gusting to 40. High 23. UV index 9 or
very high.
Tonight..Clear. Low 12.
Tuesday..Becoming cloudy in the morning. 30 percent chance of showers
early in the afternoon then 70 percent chance of showers late in the
afternoon. Risk of a thunderstorm late in the afternoon. High 25.
Humidex 29. UV index 7 or high.

Guelph - Erin - Southern Wellington County.
Today..Sunny. Wind east 20 km/h gusting to 40. High 23. UV index 9 or
very high.
Tonight..Clear. Low 12.
Tuesday..Becoming cloudy in the morning. 30 percent chance of showers
early in the afternoon then 70 percent chance of showers late in the
afternoon. Risk of a thunderstorm late in the afternoon. High 25.
Humidex 29. UV index 8 or very high.

Mount Forest - Arthur - Northern Wellington County.
Today..Sunny. Wind east 20 km/h gusting to 40. High 23. UV index 9 or
very high.
Tonight..Clear. Low 12.
Tuesday..Mainly cloudy. 30 percent chance of showers early in the
afternoon then 70 percent chance of showers late in the afternoon.
Risk of a thunderstorm late in the afternoon. High 25. Humidex 29.
UV index 7 or high.

Orangeville - Grand Valley - Southern Dufferin County.
Today..Sunny. Wind east 20 km/h gusting to 40. High 23. UV index 9 or
very high.
Tonight..Clear. Low 12.
Tuesday..A mix of sun and cloud. Becoming cloudy near noon with
30 percent chance of showers early in the afternoon then 70 percent
chance of showers late in the afternoon. Risk of a thunderstorm late
in the afternoon. High 25. Humidex 29. UV index 8 or very high.

Shelburne - Mansfield - Northern Dufferin County.
Today..Sunny. Wind east 20 km/h gusting to 40. High 23. UV index 9 or
very high.
Tonight..Clear. Low 12.
Tuesday..A mix of sun and cloud. Becoming cloudy near noon with
30 percent chance of showers early in the afternoon then 70 percent
chance of showers late in the afternoon. Risk of a thunderstorm late
in the afternoon. High 25. Humidex 29. UV index 8 or very high.

Innisfil - New Tecumseth - Angus.
Today..Sunny. Wind east 20 km/h gusting to 40. High 23. UV index 9 or
very high.
Tonight..Clear. Low 11.
Tuesday..Mainly sunny. Increasing cloudiness late in the morning then
30 percent chance of showers early in the afternoon then 70 percent
chance of showers late in the afternoon. Risk of a thunderstorm late
in the afternoon. High 25. Humidex 30. UV index 8 or very high.

Saugeen Shores - Kincardine - Southern Bruce County.
Today..Sunny. Wind east 20 km/h gusting to 40. High 23. UV index 8 or
very high.
Tonight..Clear. Becoming partly cloudy after midnight. Low 12.
Tuesday..Cloudy. 30 percent chance of showers late in the morning and
early afternoon then 70 percent chance of showers in the afternoon.
Risk of a thunderstorm in the afternoon. High 25. Humidex 29. UV
index 6 or high.

Bruce Peninsula - Sauble Beach - Tobermory.
Today..Sunny. Wind east 20 km/h gusting to 40. High 23. UV index 8 or
very high.
Tonight..Clear. Increasing cloudiness after midnight. Wind east
20 km/h gusting to 40 becoming light this evening. Low 14.
Tuesday..Cloudy. 30 percent chance of showers changing to 70 percent
chance of showers near noon. Risk of a thunderstorm in the
afternoon. High 23. Humidex 27. UV index 5 or moderate.

Hanover - Dundalk - Southern Grey County.
Today..Sunny. Wind east 20 km/h gusting to 40. High 23. UV index 8 or
very high.
Tonight..Clear. Low 12.
Tuesday..Increasing cloudiness. 30 percent chance of showers late in
the morning and early afternoon then 70 percent chance of showers in
the afternoon. Risk of a thunderstorm in the afternoon. High 25.
Humidex 29. UV index 7 or high.

Owen Sound - Blue Mountains - Northern Grey County.
Today..Sunny. Wind east 20 km/h gusting to 40. High 23. UV index 8 or
very high.
Tonight..Clear. Becoming partly cloudy overnight. Low 12.
Tuesday..A mix of sun and cloud. Becoming cloudy late in the morning
with 30 percent chance of showers late in the morning and early
afternoon then 70 percent chance of showers in the afternoon. Risk
of a thunderstorm in the afternoon. High 25. Humidex 29. UV index 6
or high.

Barrie - Collingwood - Hillsdale.
Today..Sunny. Wind east 20 km/h gusting to 40. High 23. UV index 8 or
very high.
Tonight..Clear. Low 10.
Tuesday..A mix of sun and cloud. 30 percent chance of showers early
in the afternoon then 70 percent chance of showers late in the
afternoon. Risk of a thunderstorm late in the afternoon. High 25.
Humidex 28. UV index 8 or very high.

Midland - Coldwater - Orr Lake.
Today..A mix of sun and cloud. High 23. UV index 8 or very high. Tonight..Clear. Low 10.
Tuesday..Mainly sunny. Increasing cloudiness late in the morning then
30 percent chance of showers early in the afternoon then 70 percent
chance of showers late in the afternoon. Risk of a thunderstorm late
in the afternoon. High 25. Humidex 28. UV index 8 or very high.

Orillia - Lagoon City - Washago.
Today..Sunny. Becoming a mix of sun and cloud this afternoon.
High 23. UV index 8 or very high.
Tonight..Clear. Low 10.
Tuesday..A mix of sun and cloud. 30 percent chance of showers early
in the afternoon then 70 percent chance of showers late in the
afternoon. Risk of a thunderstorm late in the afternoon. High 25.
Humidex 28. UV index 8 or very high.

Cobourg - Colborne - Western Northumberland County.
Today..Sunny. Becoming a mix of sun and cloud this afternoon. Wind
northeast 20 km/h gusting to 40. High 22. UV index 8 or very high. Tonight..Clear. Low 13.
Tuesday..Sunny early in the morning then a mix of sun and cloud with
30 percent chance of showers changing to 70 percent chance of
showers in the afternoon. High 25. Humidex 29. UV index 8 or very
high.

Belleville - Quinte West - Eastern Northumberland County.
Today..Sunny. Becoming a mix of sun and cloud this afternoon. Wind
northeast 20 km/h gusting to 40. High 22. UV index 8 or very high. Tonight..Clear. Low 13.
Tuesday..Sunny early in the morning then a mix of sun and cloud with
30 percent chance of showers changing to 70 percent chance of
showers in the afternoon. High 25. Humidex 29. UV index 8 or very
high.

Picton - Sandbanks Park.
Today..Sunny. Becoming a mix of sun and cloud this afternoon. Wind
northeast 20 km/h gusting to 40. High 22. UV index 8 or very high. Tonight..Clear. Low 13.
Tuesday..Sunny early in the morning then a mix of sun and cloud with
30 percent chance of showers changing to 70 percent chance of
showers in the afternoon. High 25. Humidex 29. UV index 8 or very
high.

Napanee - Consecon.
Today..Sunny. Becoming a mix of sun and cloud this afternoon. Wind
northeast 20 km/h gusting to 40. High 22. UV index 8 or very high. Tonight..Clear. Low 13.
Tuesday..Sunny early in the morning then a mix of sun and cloud with
30 percent chance of showers changing to 70 percent chance of
showers in the afternoon. High 25. Humidex 29. UV index 8 or very
high.

Kingston - Odessa - Frontenac Islands.
Today..Sunny. Becoming a mix of sun and cloud this afternoon. Wind
northeast 20 km/h gusting to 40. High 22. UV index 8 or very high. Tonight..Clear. Low 13.
Tuesday..Sunny early in the morning then a mix of sun and cloud with
30 percent chance of showers changing to 70 percent chance of
showers in the afternoon. High 25. Humidex 29. UV index 8 or very
high.

Lindsay - Southern Kawartha Lakes.
Today..Sunny. Becoming a mix of sun and cloud this afternoon.
High 23. UV index 8 or very high.
Tonight..Clear. Low 11.
Tuesday..Increasing cloudiness. 30 percent chance of showers changing
to 70 percent chance of showers near noon. High 25. Humidex 29. UV
index 8 or very high.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Today..Sunny. Becoming a mix of sun and cloud this afternoon.
High 21. UV index 8 or very high.
Tonight..Clear. Low 9.
Tuesday..Sunny early in the morning then a mix of sun and cloud with
30 percent chance of showers changing to 70 percent chance of
showers near noon. High 23. UV index 8 or very high.

Peterborough City - Lakefield - Southern Peterborough County.
Today..Sunny. Becoming a mix of sun and cloud this afternoon.
High 23. UV index 8 or very high.
Tonight..Clear. Low 11.
Tuesday..Sunny early in the morning then a mix of sun and cloud with
30 percent chance of showers changing to 70 percent chance of
showers near noon. High 25. Humidex 29. UV index 8 or very high.

Apsley - Woodview - Northern Peterborough County.
Today..Sunny. Becoming a mix of sun and cloud this afternoon.
High 21. UV index 8 or very high.
Tonight..Clear. Low 9.
Tuesday..Increasing cloudiness. 30 percent chance of showers changing
to 70 percent chance of showers near noon. High 23. UV index 8 or
very high.

Stirling - Tweed - Madoc.
Today..Sunny. Becoming a mix of sun and cloud this afternoon. Wind
northeast 20 km/h gusting to 40. High 22. UV index 8 or very high. Tonight..Clear. Low 13.
Tuesday..Sunny early in the morning then a mix of sun and cloud with
30 percent chance of showers changing to 70 percent chance of
showers in the afternoon. High 25. Humidex 29. UV index 7 or high.

Tamworth - Sydenham - South Frontenac.
Today..Sunny. Becoming a mix of sun and cloud this afternoon. Wind
northeast 20 km/h gusting to 40. High 22. UV index 8 or very high. Tonight..Clear. Low 13.
Tuesday..Sunny early in the morning then a mix of sun and cloud with
30 percent chance of showers changing to 70 percent chance of
showers in the afternoon. High 25. Humidex 29. UV index 8 or very
high.

Kaladar - Bannockburn - Bon Echo Park.
Today..Sunny. Becoming a mix of sun and cloud this afternoon.
High 21. UV index 8 or very high.
Tonight..Clear. Low 9.
Tuesday..Increasing cloudiness. 30 percent chance of showers changing
to 70 percent chance of showers in the afternoon. High 23. UV
index 7 or high.

Bancroft - Hastings Highlands - Denbigh.
Today..A mix of sun and cloud. High 21. UV index 8 or very high. Tonight..Clear. Low 8.
Tuesday..Increasing cloudiness. 30 percent chance of showers changing
to 70 percent chance of showers in the afternoon. High 23. UV
index 7 or high.

Gananoque - Mallorytown.
Today..Sunny. Becoming a mix of sun and cloud this afternoon.
High 22. UV index 8 or very high.
Tonight..Clear. Low 10.
Tuesday..Sunny in the morning then a mix of sun and cloud with
30 percent chance of showers early in the afternoon then 70 percent
chance of showers late in the afternoon. High 23. Humidex 26. UV
index 8 or very high.

Brockville - Prescott.
Today..Sunny. Becoming a mix of sun and cloud this afternoon.
High 22. UV index 8 or very high.
Tonight..Clear. Low 10.
Tuesday..A mix of sun and cloud. 30 percent chance of showers early
in the afternoon then 70 percent chance of showers late in the
afternoon. High 23. Humidex 26. UV index 8 or very high.

Westport - Charleston Lake.
Today..Sunny. Becoming a mix of sun and cloud this afternoon. Wind
northeast 20 km/h. High 22. UV index 8 or very high.
Tonight..Clear. Low 10.
Tuesday..A mix of sun and cloud. 30 percent chance of showers early
in the afternoon then 70 percent chance of showers late in the
afternoon. High 23. Humidex 26. UV index 8 or very high.

Merrickville-Wolford - Kemptville.
Today..Sunny. Becoming a mix of sun and cloud this afternoon. Wind
northeast 20 km/h. High 22. UV index 8 or very high.
Tonight..Clear. Low 10.
Tuesday..A mix of sun and cloud. 30 percent chance of showers early
in the afternoon then 70 percent chance of showers late in the
afternoon. High 23. Humidex 26. UV index 8 or very high.

Ottawa North - Kanata - Orl‚ans.
Today..A mix of sun and cloud. Wind northeast 20 km/h. High 22. UV
index 8 or very high.
Tonight..Clear. Low 10.
Tuesday..Sunny in the morning then a mix of sun and cloud with
30 percent chance of showers early in the afternoon then 70 percent
chance of showers late in the afternoon. High 23. Humidex 26. UV
index 8 or very high.

Ottawa South - Richmond - Metcalfe.
Today..Sunny. Becoming a mix of sun and cloud this afternoon. Wind
northeast 20 km/h. High 22. UV index 8 or very high.
Tonight..Clear. Low 10.
Tuesday..Sunny in the morning then a mix of sun and cloud with
30 percent chance of showers early in the afternoon then 70 percent
chance of showers late in the afternoon. High 23. Humidex 26. UV
index 8 or very high.

Gatineau.
Today..A mix of sun and cloud. Wind northeast 20 km/h. High 22. UV
index 8 or very high.
Tonight..Clear. Low 10.
Tuesday..Sunny in the morning then a mix of sun and cloud with
30 percent chance of showers early in the afternoon then 70 percent
chance of showers late in the afternoon. High 23. Humidex 26. UV
index 8 or very high.

Prescott and Russell.
Today..A mix of sun and cloud. Wind northeast 20 km/h. High 22. UV
index 8 or very high.
Tonight..Clear. Low 10.
Tuesday..Sunny in the morning then a mix of sun and cloud with
30 percent chance of showers early in the afternoon then 70 percent
chance of showers late in the afternoon. High 23. Humidex 26. UV
index 8 or very high.

Morrisburg - Long Sault.
Today..Sunny. Becoming a mix of sun and cloud this afternoon.
High 22. UV index 8 or very high.
Tonight..Clear. Low 10.
Tuesday..Sunny in the morning then a mix of sun and cloud with
30 percent chance of showers early in the afternoon then 70 percent
chance of showers late in the afternoon. High 23. Humidex 26. UV
index 8 or very high.

Cornwall - Lancaster.
Today..Sunny. Becoming a mix of sun and cloud this afternoon.
High 22. UV index 8 or very high.
Tonight..Clear. Low 10.
Tuesday..Sunny in the morning then a mix of sun and cloud with
30 percent chance of showers early in the afternoon then 70 percent
chance of showers late in the afternoon. High 23. Humidex 26. UV
index 8 or very high.

Winchester - Newington.
Today..Sunny. Becoming a mix of sun and cloud this afternoon. Wind
northeast 20 km/h. High 22. UV index 8 or very high.
Tonight..Clear. Low 10.
Tuesday..Sunny in the morning then a mix of sun and cloud with
30 percent chance of showers early in the afternoon then 70 percent
chance of showers late in the afternoon. High 23. Humidex 26. UV
index 8 or very high.

Maxville - Alexandria.
Today..Sunny. Becoming a mix of sun and cloud this afternoon. Wind
northeast 20 km/h. High 22. UV index 8 or very high.
Tonight..Clear. Low 10.
Tuesday..Sunny in the morning then a mix of sun and cloud with
30 percent chance of showers early in the afternoon then 70 percent
chance of showers late in the afternoon. High 23. Humidex 26. UV
index 8 or very high.

Plevna - Sharbot Lake - Western Lanark County.
Today..A mix of sun and cloud. Wind east 20 km/h. High 21. UV index 8
or very high.
Tonight..Clear. Low 9.
Tuesday..A mix of sun and cloud. 30 percent chance of showers
changing to 70 percent chance of showers in the afternoon. High 23.
UV index 7 or high.

Smiths Falls - Perth - Eastern Lanark County.
Today..A mix of sun and cloud. Wind east 20 km/h. High 21. UV index 8
or very high.
Tonight..Clear. Low 9.
Tuesday..A mix of sun and cloud. 30 percent chance of showers early
in the afternoon then 70 percent chance of showers late in the
afternoon. High 23. UV index 8 or very high.

Port Carling - Port Severn.
Today..A mix of sun and cloud. High 22. UV index 8 or very high. Tonight..Clear. Low 12.
Tuesday..A mix of sun and cloud. 30 percent chance of showers
changing to 70 percent chance of showers near noon. High 22. UV
index 8 or very high.

Bracebridge - Gravenhurst.
Today..A mix of sun and cloud. High 21. UV index 8 or very high. Tonight..Clear. Low 8.
Tuesday..Mainly cloudy. 30 percent chance of showers changing to
70 percent chance of showers near noon. High 23. UV index 8 or very
high.

Town of Parry Sound - Rosseau - Killbear Park.
Today..A mix of sun and cloud. High 22. UV index 8 or very high. Tonight..Clear. Low 12.
Tuesday..Cloudy. 30 percent chance of showers changing to 70 percent
chance of showers near noon. High 22. UV index 6 or high.

Huntsville - Baysville.
Today..A mix of sun and cloud. High 20. UV index 8 or very high. Tonight..Clear. Low 8.
Tuesday..Mainly cloudy. 30 percent chance of showers changing to
70 percent chance of showers near noon. High 21. UV index 6 or high.

Haliburton - Minden - Southern Haliburton County.
Today..A mix of sun and cloud. High 21. UV index 8 or very high. Tonight..Clear. Low 8.
Tuesday..Mainly cloudy. 30 percent chance of showers changing to
70 percent chance of showers near noon. High 23. UV index 8 or very
high.

Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Today..A mix of sun and cloud. High 20. UV index 8 or very high. Tonight..Clear. Low 8.
Tuesday..Mainly cloudy. 30 percent chance of showers changing to
70 percent chance of showers near noon. High 21. UV index 6 or high.

Barry's Bay - Killaloe.
Today..A mix of sun and cloud. High 21. UV index 8 or very high. Tonight..Clear. Low 8.
Tuesday..Increasing cloudiness. 30 percent chance of showers changing
to 70 percent chance of showers in the afternoon. High 23. UV
index 7 or high.

Renfrew - Arnprior - Calabogie.
Today..A mix of sun and cloud. High 21. UV index 8 or very high. Tonight..Clear. Low 10.
Tuesday..A mix of sun and cloud. 30 percent chance of showers
changing to 70 percent chance of showers in the afternoon. High 23.
UV index 8 or very high.

Petawawa - Pembroke - Cobden.
Today..A mix of sun and cloud. High 21. UV index 8 or very high. Tonight..Clear. Low 10.
Tuesday..Sunny early in the morning then a mix of sun and cloud with
30 percent chance of showers changing to 70 percent chance of
showers in the afternoon. High 23. UV index 8 or very high.

Western Algonquin Park - Lake of Two Rivers.
Today..A mix of sun and cloud. High 20. UV index 8 or very high. Tonight..Clear. Low 8.
Tuesday..Mainly cloudy. 30 percent chance of showers changing to
70 percent chance of showers near noon. High 21. UV index 6 or high.

Deep River - Whitney - Eastern Algonquin Park.
Today..A mix of sun and cloud. High 20. UV index 8 or very high. Tonight..Clear. Low 8.
Tuesday..Mainly cloudy. 30 percent chance of showers changing to
70 percent chance of showers near noon. High 21. UV index 6 or high.

Continued in next message...

--- up 1 week, 3 hours, 46 minutes
* Origin: Northern Realms (1:229/664)

FPCN11 CWTO 181930
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 3:30 p.m. EDT Monday 18 August 2025 for
tonight Tuesday and Tuesday night.
The next scheduled forecast will be issued at 5:00 a.m. EDT Tuesday.

City of Toronto.
Tonight..Clear. Wind east 20 km/h becoming light near midnight.
Low 17.
Tuesday..Mainly cloudy. 30 percent chance of showers late in the
afternoon with risk of a thunderstorm. Wind becoming southeast
20 km/h in the morning. High 25. Humidex 30. UV index 8 or very
high.
Tuesday night..Cloudy with 70 percent chance of showers and risk of a
thunderstorm. Wind east 20 km/h. Low 19.

Windsor - Leamington - Essex County.
Tonight..Partly cloudy. Becoming cloudy overnight. Fog patches
developing overnight. Wind east 20 km/h becoming light this evening.
Low 17.
Tuesday..Cloudy with 70 percent chance of showers and risk of a
thunderstorm. Fog patches dissipating in the morning. High 27.
Humidex 37. UV index 6 or high.
Tuesday night..Cloudy with 70 percent chance of showers or drizzle.
Risk of a thunderstorm in the evening. Low 19.

Chatham-Kent - Rondeau Park.
Tonight..Partly cloudy. Fog patches developing overnight. Wind east
20 km/h becoming light this evening. Low 16.
Tuesday..Cloudy with 70 percent chance of showers and risk of a
thunderstorm. Fog patches dissipating in the morning. High 27.
Humidex 33. UV index 6 or high.
Tuesday night..Cloudy with 70 percent chance of showers or drizzle.
Risk of a thunderstorm in the evening. Low 18.

Sarnia - Petrolia - Western Lambton County.
Tonight..Partly cloudy. Wind northeast 20 km/h becoming light this
evening. Low 14.
Tuesday..Cloudy with 70 percent chance of showers and risk of a
thunderstorm. High 26. Humidex 31. UV index 6 or high.
Tuesday night..Cloudy with 70 percent chance of showers or drizzle.
Risk of a thunderstorm in the evening. Low 18.

Watford - Pinery Park - Eastern Lambton County.
Tonight..Partly cloudy. Becoming clear this evening. Wind northeast
20 km/h becoming light this evening. Low 14.
Tuesday..A mix of sun and cloud with 70 percent chance of showers and
risk of a thunderstorm. High 26. Humidex 31. UV index 9 or very
high.
Tuesday night..Cloudy with 70 percent chance of showers or drizzle.
Risk of a thunderstorm in the evening. Low 18.

Rodney - Shedden - Western Elgin County.
Tonight..Partly cloudy. Becoming clear this evening. Wind east
20 km/h becoming light this evening. Low 15.
Tuesday..Becoming cloudy in the morning with 30 percent chance of
showers late in the morning and early afternoon then 70 percent
chance of showers late in the afternoon. Risk of a thunderstorm late
in the afternoon. High 27. Humidex 32. UV index 7 or high.
Tuesday night..Cloudy with 70 percent chance of showers or drizzle.
Risk of a thunderstorm in the evening and after midnight. Low 18.

St. Thomas - Aylmer - Eastern Elgin County.
Tonight..Partly cloudy. Becoming clear this evening. Wind east
20 km/h becoming light this evening. Low 15.
Tuesday..A mix of sun and cloud. 30 percent chance of showers late in
the morning and early afternoon then 70 percent chance of showers
late in the afternoon. Risk of a thunderstorm late in the afternoon.
High 26. Humidex 31. UV index 8 or very high.
Tuesday night..Cloudy with 70 percent chance of showers or drizzle.
Risk of a thunderstorm in the evening and after midnight. Low 18.

Strathroy - Komoka - Western Middlesex County.
Tonight..Partly cloudy. Clearing this evening. Wind east 20 km/h
becoming light this evening. Low 13.
Tuesday..A mix of sun and cloud. Becoming cloudy late in the morning
with 30 percent chance of showers late in the morning and early
afternoon then 70 percent chance of showers late in the afternoon.
Risk of a thunderstorm late in the afternoon. High 27. Humidex 31.
UV index 7 or high.
Tuesday night..Cloudy with 70 percent chance of showers or drizzle.
Risk of a thunderstorm in the evening and after midnight. Low 17.

London - Parkhill - Eastern Middlesex County.
Tonight..Partly cloudy. Becoming clear this evening. Wind east
20 km/h becoming light this evening. Low 13.
Tuesday..Mainly sunny. Increasing cloudiness in the morning then
30 percent chance of showers late in the morning and early afternoon
then 70 percent chance of showers late in the afternoon. Risk of a
thunderstorm late in the afternoon. High 27. Humidex 31. UV index 9
or very high.
Tuesday night..Cloudy with 70 percent chance of showers or drizzle.
Risk of a thunderstorm in the evening and after midnight. Low 17.

Simcoe - Delhi - Norfolk.
Tonight..Partly cloudy. Becoming clear this evening. Wind northeast
20 km/h becoming light this evening. Low 12.
Tuesday..Increasing cloudiness early in the morning. 40 percent
chance of showers in the afternoon. Risk of a thunderstorm late in
the afternoon. High 27. Humidex 32. UV index 9 or very high.
Tuesday night..Cloudy with 70 percent chance of showers. Risk of a
thunderstorm in the evening and after midnight. Low 17.

Dunnville - Caledonia - Haldimand.
Tonight..Partly cloudy. Becoming clear this evening. Wind northeast
20 km/h becoming light this evening. Low 14.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon. Risk of a thunderstorm late in the afternoon. High 26.
Humidex 31. UV index 9 or very high.
Tuesday night..Cloudy with 70 percent chance of showers. Risk of a
thunderstorm in the evening and after midnight. Low 17.

Woodstock - Tillsonburg - Oxford County.
Tonight..Clearing early this evening. Wind northeast 20 km/h becoming
light this evening. Low 12.
Tuesday..Sunny early in the morning then a mix of sun and cloud with
40 percent chance of showers in the afternoon. Risk of a
thunderstorm late in the afternoon. High 27. Humidex 32. UV index 8
or very high.
Tuesday night..Cloudy with 70 percent chance of showers. Risk of a
thunderstorm in the evening and after midnight. Low 16.

Brantford - County of Brant.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 12.
Tuesday..A mix of sun and cloud. 40 percent chance of showers in the
afternoon. Risk of a thunderstorm late in the afternoon. High 26.
Humidex 31. UV index 8 or very high.
Tuesday night..Cloudy with 70 percent chance of showers. Risk of a
thunderstorm in the evening and after midnight. Low 16.

Niagara Falls - Welland - Southern Niagara Region.
Tonight..Clear. Becoming partly cloudy overnight. Wind northeast
20 km/h becoming light this evening. Low 14.
Tuesday..A mix of sun and cloud. 40 percent chance of showers late in
the afternoon with risk of a thunderstorm. High 27. Humidex 32. UV
index 9 or very high.
Tuesday night..Cloudy with 70 percent chance of showers and risk of a
thunderstorm. Wind becoming north 20 km/h near midnight. Low 17.

St. Catharines - Grimsby - Northern Niagara Region.
Tonight..Partly cloudy. Becoming clear this evening. Wind northeast
20 km/h becoming light this evening. Low 14.
Tuesday..A mix of sun and cloud. 40 percent chance of showers late in
the afternoon with risk of a thunderstorm. High 26. Humidex 31. UV
index 9 or very high.
Tuesday night..Cloudy with 70 percent chance of showers and risk of a
thunderstorm. Wind becoming north 20 km/h near midnight. Low 19.

City of Hamilton.
Tonight..Clearing. Wind northeast 20 km/h becoming light this
evening. Low 15.
Tuesday..A mix of sun and cloud. 40 percent chance of showers late in
the afternoon with risk of a thunderstorm. High 24. Humidex 31. UV
index 9 or very high.
Tuesday night..Cloudy with 70 percent chance of showers and risk of a
thunderstorm. Wind becoming north 20 km/h near midnight. Low 18.

Burlington - Oakville.
Tonight..Partly cloudy. Becoming clear this evening. Wind east
20 km/h becoming light near midnight. Low 16.
Tuesday..A mix of sun and cloud. 30 percent chance of showers late in
the afternoon with risk of a thunderstorm. Wind becoming southeast
20 km/h in the morning. High 25. Humidex 31. UV index 8 or very
high.
Tuesday night..Cloudy with 70 percent chance of showers and risk of a
thunderstorm. Wind east 20 km/h. Low 18.

Halton Hills - Milton.
Tonight..Clear. Wind east 20 km/h becoming light near midnight.
Low 13.
Tuesday..Mainly cloudy. 30 percent chance of showers late in the
afternoon with risk of a thunderstorm. Wind becoming southeast
20 km/h in the morning. High 25. Humidex 28. UV index 8 or very
high.
Tuesday night..Cloudy with 70 percent chance of showers and risk of a
thunderstorm. Wind east 20 km/h. Low 16.

Mississauga - Brampton.
Tonight..Clear. Wind east 20 km/h becoming light near midnight.
Low 15.
Tuesday..Mainly cloudy. 30 percent chance of showers late in the
afternoon with risk of a thunderstorm. Wind becoming southeast
20 km/h in the morning. High 24. Humidex 28. UV index 8 or very
high.
Tuesday night..Cloudy with 70 percent chance of showers and risk of a
thunderstorm. Wind east 20 km/h. Low 17.

Caledon.
Tonight..Clear. Becoming partly cloudy near midnight. Wind east
20 km/h becoming light this evening. Low 13.
Tuesday..Mainly cloudy. 30 percent chance of showers late in the
morning and early afternoon then 70 percent chance of showers late
in the afternoon. Risk of a thunderstorm late in the afternoon. Wind
becoming east 20 km/h in the morning. High 23. Humidex 27. UV
index 8 or very high.
Tuesday night..Cloudy with 70 percent chance of showers or drizzle.
Risk of a thunderstorm in the evening and after midnight. Low 15.

Vaughan - Richmond Hill - Markham.
Tonight..Clear. Becoming partly cloudy near midnight. Wind east
20 km/h becoming light near midnight. Low 14.
Tuesday..A mix of sun and cloud. 30 percent chance of showers late in
the afternoon with risk of a thunderstorm. Wind becoming southeast
20 km/h in the morning. High 23. Humidex 28. UV index 8 or very
high.
Tuesday night..Cloudy with 70 percent chance of showers and risk of a
thunderstorm. Wind east 20 km/h. Low 17.

Newmarket - Georgina - Northern York Region.
Tonight..Clear. Low 12.
Tuesday..Mainly cloudy. 70 percent chance of showers late in the
morning and in the afternoon. Risk of a thunderstorm late in the
afternoon. Wind becoming east 20 km/h in the morning. High 24.
Humidex 29. UV index 8 or very high.
Tuesday night..Cloudy with 70 percent chance of showers or drizzle.
Risk of a thunderstorm in the evening. Wind northeast 20 km/h
becoming light in the evening. Low 16.

Pickering - Oshawa - Southern Durham Region.
Tonight..A few clouds. Wind east 20 km/h becoming light near
midnight. Low 14.
Tuesday..A mix of sun and cloud. 30 percent chance of showers late in
the afternoon with risk of a thunderstorm. Wind becoming southeast
20 km/h in the morning. High 24. Humidex 29. UV index 8 or very
high.
Tuesday night..Cloudy with 70 percent chance of showers and risk of a
thunderstorm. Wind east 20 km/h. Low 17.

Uxbridge - Beaverton - Northern Durham Region.
Tonight..A few clouds. Low 12.
Tuesday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon then 70 percent chance of showers late in the afternoon.
Risk of a thunderstorm late in the afternoon. Wind becoming east
20 km/h in the morning. High 24. Humidex 29. UV index 8 or very
high.
Tuesday night..Cloudy with 70 percent chance of showers and risk of a
thunderstorm. Wind east 20 km/h becoming light in the evening.
Low 16.

Goderich - Bluewater - Southern Huron County.
Tonight..Partly cloudy. Wind becoming southeast 20 km/h late this
evening. Low 14.
Tuesday..Cloudy with 70 percent chance of showers and risk of a
thunderstorm. Wind east 20 km/h. High 25. Humidex 30. UV index 6 or
high.
Tuesday night..Cloudy with 70 percent chance of showers or drizzle.
Risk of a thunderstorm in the evening. Low 16.

Wingham - Blyth - Northern Huron County.
Tonight..Partly cloudy. Wind becoming southeast 20 km/h late this
evening. Low 14.
Tuesday..Mainly cloudy with 70 percent chance of showers and risk of
a thunderstorm. Wind east 20 km/h. High 24. Humidex 28. UV index 7
or high.
Tuesday night..Cloudy with 70 percent chance of showers or drizzle.
Risk of a thunderstorm in the evening. Low 16.

Stratford - Mitchell - Southern Perth County.
Tonight..Partly cloudy. Clearing this evening. Wind east 20 km/h
becoming light this evening. Low 12.
Tuesday..A mix of sun and cloud. 30 percent chance of showers late in
the morning and early afternoon then 70 percent chance of showers
late in the afternoon. Risk of a thunderstorm late in the afternoon.
Wind becoming east 20 km/h in the morning. High 27. Humidex 31. UV
index 8 or very high.
Tuesday night..Cloudy with 70 percent chance of showers or drizzle.
Risk of a thunderstorm in the evening and after midnight. Low 16.

Listowel - Milverton - Northern Perth County.
Tonight..Clear. Becoming partly cloudy near midnight. Wind east
20 km/h becoming light this evening. Low 12.
Tuesday..Mainly cloudy. 30 percent chance of showers late in the
morning and early afternoon then 70 percent chance of showers late
in the afternoon. Risk of a thunderstorm late in the afternoon. Wind
becoming east 20 km/h in the morning. High 23. Humidex 27. UV
index 8 or very high.
Tuesday night..Cloudy with 70 percent chance of showers or drizzle.
Risk of a thunderstorm in the evening and after midnight. Low 16.

Kitchener - Cambridge - Region of Waterloo.
Tonight..Clear. Wind east 20 km/h becoming light this evening.
Low 11.
Tuesday..A mix of sun and cloud. 30 percent chance of showers late in
the morning and early afternoon then 70 percent chance of showers
late in the afternoon. Risk of a thunderstorm late in the afternoon.
Wind becoming east 20 km/h in the morning. High 24. Humidex 28. UV
index 8 or very high.
Tuesday night..Cloudy with 70 percent chance of showers or drizzle.
Risk of a thunderstorm in the evening and after midnight. Low 15.

Guelph - Erin - Southern Wellington County.
Tonight..Clear. Wind east 20 km/h becoming light this evening.
Low 11.
Tuesday..A mix of sun and cloud. 30 percent chance of showers late in
the morning and early afternoon then 70 percent chance of showers
late in the afternoon. Risk of a thunderstorm late in the afternoon.
Wind becoming east 20 km/h in the morning. High 24. Humidex 28. UV
index 8 or very high.
Tuesday night..Cloudy with 70 percent chance of showers or drizzle.
Risk of a thunderstorm in the evening and after midnight. Low 15.

Mount Forest - Arthur - Northern Wellington County.
Tonight..Clear. Becoming partly cloudy near midnight. Wind east
20 km/h becoming light this evening. Low 11.
Tuesday..Mainly cloudy. 30 percent chance of showers late in the
morning and early afternoon then 70 percent chance of showers late
in the afternoon. Risk of a thunderstorm late in the afternoon. Wind
becoming east 20 km/h in the morning. High 24. Humidex 28. UV
index 8 or very high.
Tuesday night..Cloudy with 70 percent chance of showers or drizzle.
Risk of a thunderstorm in the evening and after midnight. Low 15.

Orangeville - Grand Valley - Southern Dufferin County.
Tonight..Clear. Becoming partly cloudy near midnight. Wind east
20 km/h becoming light this evening. Low 11.
Tuesday..Mainly cloudy. 30 percent chance of showers late in the
morning and early afternoon then 70 percent chance of showers late
in the afternoon. Risk of a thunderstorm late in the afternoon. Wind
becoming east 20 km/h in the morning. High 23. Humidex 26. UV
index 8 or very high.
Tuesday night..Cloudy with 70 percent chance of showers or drizzle.
Risk of a thunderstorm in the evening and after midnight. Low 15.

Shelburne - Mansfield - Northern Dufferin County.
Tonight..Clear. Becoming partly cloudy near midnight. Wind east
20 km/h becoming light this evening. Low 11.
Tuesday..Mainly cloudy. 30 percent chance of showers late in the
morning and early afternoon then 70 percent chance of showers late
in the afternoon. Risk of a thunderstorm late in the afternoon. Wind
becoming east 20 km/h in the morning. High 23. Humidex 26. UV
index 8 or very high.
Tuesday night..Cloudy with 70 percent chance of showers or drizzle.
Risk of a thunderstorm in the evening and after midnight. Low 15.

Innisfil - New Tecumseth - Angus.
Tonight..Clear. Becoming partly cloudy near midnight. Low 11.
Tuesday..Mainly cloudy. 70 percent chance of showers late in the
morning and in the afternoon. Risk of a thunderstorm late in the
afternoon. Wind becoming east 20 km/h in the morning. High 24.
Humidex 27. UV index 8 or very high.
Tuesday night..Cloudy with 70 percent chance of showers or drizzle.
Risk of a thunderstorm in the evening. Wind northeast 20 km/h
becoming light in the evening. Low 15.

Saugeen Shores - Kincardine - Southern Bruce County.
Tonight..Clear. Increasing cloudiness near midnight. Low 15.
Tuesday..Cloudy with 70 percent chance of showers and risk of a
thunderstorm. Wind becoming northeast 20 km/h in the morning.
High 24. Humidex 28. UV index 6 or high.
Tuesday night..Cloudy with 70 percent chance of showers or drizzle.
Risk of a thunderstorm in the evening. Wind northeast 20 km/h.
Low 17.

Bruce Peninsula - Sauble Beach - Tobermory.
Tonight..Increasing cloudiness. Wind east 20 km/h. Low 14.
Tuesday..Cloudy with 70 percent chance of showers and risk of a
thunderstorm. Wind east 20 km/h. High 23. Humidex 27. UV index 5 or
moderate.
Tuesday night..Mainly cloudy. 70 percent chance of showers changing
to 30 percent chance of showers or drizzle in the evening. Risk of a
thunderstorm early in the evening. Wind east 20 km/h becoming light
in the evening. Low 16.

Hanover - Dundalk - Southern Grey County.
Tonight..Clear. Becoming partly cloudy late this evening. Low 12. Tuesday..Mainly cloudy with 70 percent chance of showers and risk of
a thunderstorm. Wind becoming northeast 20 km/h in the morning.
High 22. Humidex 25. UV index 6 or high.
Tuesday night..Cloudy with 70 percent chance of showers or drizzle.
Risk of a thunderstorm in the evening. Wind northeast 20 km/h.
Low 15.

Owen Sound - Blue Mountains - Northern Grey County.
Tonight..Clear. Increasing cloudiness this evening. Low 14.
Tuesday..Cloudy with 70 percent chance of showers and risk of a
thunderstorm. Wind becoming northeast 20 km/h in the morning.
High 22. Humidex 25. UV index 5 or moderate.
Tuesday night..Cloudy with 70 percent chance of showers or drizzle.
Risk of a thunderstorm in the evening. Wind northeast 20 km/h.
Low 15.

Barrie - Collingwood - Hillsdale.
Tonight..Clear. Becoming partly cloudy near midnight. Low 13.
Tuesday..Mainly cloudy. 70 percent chance of showers late in the
morning and in the afternoon with risk of a thunderstorm. Wind
becoming east 20 km/h in the morning. High 23. Humidex 26. UV
index 8 or very high.
Tuesday night..Cloudy with 70 percent chance of showers or drizzle.
Risk of a thunderstorm in the evening. Wind east 20 km/h becoming
light near midnight. Low 15.

Midland - Coldwater - Orr Lake.
Tonight..Partly cloudy. Low 13.
Tuesday..Cloudy. 70 percent chance of showers late in the morning and
in the afternoon with risk of a thunderstorm. Wind becoming east
20 km/h in the morning. High 23. Humidex 26. UV index 7 or high.
Tuesday night..Cloudy with 70 percent chance of showers or drizzle.
Risk of a thunderstorm in the evening. Wind east 20 km/h becoming
light near midnight. Low 15.

Orillia - Lagoon City - Washago.
Tonight..Partly cloudy. Low 13.
Tuesday..Mainly cloudy. 70 percent chance of showers late in the
morning and in the afternoon with risk of a thunderstorm. Wind
becoming east 20 km/h in the morning. High 23. Humidex 26. UV
index 8 or very high.
Tuesday night..Cloudy with 70 percent chance of showers or drizzle.
Risk of a thunderstorm in the evening. Wind east 20 km/h becoming
light near midnight. Low 15.

Cobourg - Colborne - Western Northumberland County.
Tonight..Partly cloudy. Wind northeast 20 km/h becoming light late
this evening. Low 13.
Tuesday..A mix of sun and cloud. 30 percent chance of showers late in
the afternoon. Wind becoming east 20 km/h late in the morning.
High 23. Humidex 27. UV index 7 or high.
Tuesday night..Cloudy with 70 percent chance of showers and risk of a
thunderstorm. Wind east 20 km/h. Low 16.

Belleville - Quinte West - Eastern Northumberland County.
Tonight..Partly cloudy. Wind northeast 20 km/h becoming light late
this evening. Low 12.
Tuesday..Increasing cloudiness. 30 percent chance of showers late in
the afternoon. Wind becoming east 20 km/h late in the morning.
High 24. Humidex 28. UV index 7 or high.
Tuesday night..Cloudy with 70 percent chance of showers and risk of a
thunderstorm. Wind east 20 km/h. Low 16.

Picton - Sandbanks Park.
Tonight..Partly cloudy. Wind northeast 20 km/h becoming light late
this evening. Low 13.
Tuesday..Increasing cloudiness. 30 percent chance of showers late in
the afternoon. Wind becoming east 20 km/h late in the morning.
High 23. Humidex 26. UV index 7 or high.
Tuesday night..Cloudy with 70 percent chance of showers and risk of a
thunderstorm. Wind east 20 km/h. Low 18.

Napanee - Consecon.
Tonight..Partly cloudy. Wind northeast 20 km/h becoming light late
this evening. Low 12.
Tuesday..Increasing cloudiness. 30 percent chance of showers late in
the afternoon. Wind becoming east 20 km/h late in the morning.
High 24. Humidex 27. UV index 7 or high.
Tuesday night..Cloudy with 70 percent chance of showers and risk of a
thunderstorm. Wind east 20 km/h. Low 16.

Kingston - Odessa - Frontenac Islands.
Tonight..Partly cloudy. Low 12.
Tuesday..A mix of sun and cloud. Wind becoming southeast 20 km/h late
in the morning. High 23. Humidex 26. UV index 8 or very high.
Tuesday night..Cloudy with 60 percent chance of showers. Low 16.

Lindsay - Southern Kawartha Lakes.
Tonight..Partly cloudy. Low 10.
Tuesday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon then 70 percent chance of showers late in the afternoon.
Risk of a thunderstorm late in the afternoon. Wind becoming east
20 km/h in the morning. High 24. Humidex 26. UV index 8 or very
high.
Tuesday night..Cloudy with 70 percent chance of showers and risk of a
thunderstorm. Wind east 20 km/h becoming light in the evening.
Low 15.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Tonight..Partly cloudy. Low 10.
Tuesday..Mainly cloudy. 30 percent chance of showers in the afternoon
then 70 percent chance of showers late in the afternoon. Risk of a
thunderstorm late in the afternoon. Wind becoming east 20 km/h in
the morning. High 23. Humidex 25. UV index 7 or high.
Tuesday night..Cloudy with 70 percent chance of showers and risk of a
thunderstorm. Wind east 20 km/h becoming light in the evening.
Low 15.

Peterborough City - Lakefield - Southern Peterborough County.
Tonight..Partly cloudy. Low 9.
Tuesday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon then 70 percent chance of showers late in the afternoon.
Risk of a thunderstorm late in the afternoon. Wind becoming east
20 km/h in the morning. High 22. Humidex 25. UV index 8 or very
high.
Tuesday night..Cloudy with 70 percent chance of showers and risk of a
thunderstorm. Wind east 20 km/h becoming light in the evening.
Low 15.

Apsley - Woodview - Northern Peterborough County.
Tonight..Partly cloudy. Low 9.
Tuesday..Mainly cloudy. 30 percent chance of showers in the afternoon
then 70 percent chance of showers late in the afternoon. Risk of a
thunderstorm late in the afternoon. Wind becoming east 20 km/h in
the morning. High 22. Humidex 25. UV index 7 or high.
Tuesday night..Cloudy with 70 percent chance of showers and risk of a
thunderstorm. Wind east 20 km/h becoming light in the evening.
Low 15.

Stirling - Tweed - Madoc.
Tonight..Partly cloudy. Wind northeast 20 km/h becoming light late
this evening. Low 11.
Tuesday..Mainly cloudy. 30 percent chance of showers late in the
afternoon. Wind becoming east 20 km/h late in the morning. High 25.
Humidex 27. UV index 7 or high.
Tuesday night..Cloudy with 70 percent chance of showers and risk of a
thunderstorm. Wind east 20 km/h. Low 16.

Tamworth - Sydenham - South Frontenac.
Tonight..Partly cloudy. Low 11.
Tuesday..A mix of sun and cloud. Wind becoming southeast 20 km/h late
in the morning. High 25. Humidex 27. UV index 7 or high.
Tuesday night..Cloudy with 60 percent chance of showers. Low 16.

Kaladar - Bannockburn - Bon Echo Park.
Tonight..Partly cloudy. Low 8.
Tuesday..Mainly cloudy. Wind becoming southeast 20 km/h late in the
morning. High 23. UV index 7 or high.
Tuesday night..Cloudy with 60 percent chance of showers. Low 11.

Bancroft - Hastings Highlands - Denbigh.
Tonight..Partly cloudy. Low 8.
Tuesday..Mainly cloudy. 40 percent chance of showers late in the
afternoon. Wind becoming southeast 20 km/h in the morning. High 21.
UV index 7 or high.
Tuesday night..Cloudy with 40 percent chance of showers. Wind east
20 km/h becoming light in the evening. Low 10.

Gananoque - Mallorytown.
Tonight..Partly cloudy. Low 10.
Tuesday..A mix of sun and cloud. Wind becoming southeast 20 km/h late
in the morning. High 23. UV index 7 or high.
Tuesday night..Cloudy with 60 percent chance of showers. Low 14.

Brockville - Prescott.
Tonight..Partly cloudy. Low 10.
Tuesday..A mix of sun and cloud. Wind becoming southeast 20 km/h late
in the morning. High 23. UV index 8 or very high.
Tuesday night..Cloudy with 60 percent chance of showers. Low 14.

Westport - Charleston Lake.
Tonight..Partly cloudy. Low 10.
Tuesday..A mix of sun and cloud. Wind becoming southeast 20 km/h late
in the morning. High 25. Humidex 26. UV index 7 or high.
Tuesday night..Cloudy with 60 percent chance of showers. Low 14.

Merrickville-Wolford - Kemptville.
Tonight..Partly cloudy. Low 9.
Tuesday..A mix of sun and cloud. Wind becoming southeast 20 km/h late
in the morning. High 23. UV index 8 or very high.
Tuesday night..Cloudy with 60 percent chance of showers. Low 14.

Ottawa North - Kanata - Orl‚ans.
Tonight..Partly cloudy. Low 11.
Tuesday..A mix of sun and cloud. Wind becoming east 20 km/h in the
morning. High 23. Humidex 25. UV index 8 or very high.
Tuesday night..Cloudy. 60 percent chance of showers overnight. Wind
east 20 km/h becoming light in the evening. Low 14.

Ottawa South - Richmond - Metcalfe.
Tonight..Partly cloudy. Low 10.
Tuesday..A mix of sun and cloud. Wind becoming east 20 km/h in the
morning. High 24. Humidex 26. UV index 8 or very high.
Tuesday night..Cloudy. 60 percent chance of showers overnight. Wind
east 20 km/h becoming light in the evening. Low 14.

Gatineau.
Tonight..Partly cloudy. Low 11.
Tuesday..A mix of sun and cloud. Wind becoming east 20 km/h in the
morning. High 23. Humidex 25. UV index 8 or very high.
Tuesday night..Becoming cloudy in the evening. 60 percent chance of
showers overnight. Wind east 20 km/h becoming light in the evening.
Low 14.

Prescott and Russell.
Tonight..Partly cloudy. Low 10.
Tuesday..A mix of sun and cloud. Wind becoming east 20 km/h in the
morning. High 23. UV index 8 or very high.
Tuesday night..Cloudy. 60 percent chance of showers overnight. Wind
east 20 km/h becoming light in the evening. Low 12.

Morrisburg - Long Sault.
Tonight..Partly cloudy. Low 10.
Tuesday..A mix of sun and cloud. Wind becoming east 20 km/h in the
morning. High 23. UV index 8 or very high.
Tuesday night..Cloudy. 60 percent chance of showers overnight. Wind
east 20 km/h becoming light in the evening. Low 13.

Cornwall - Lancaster.
Tonight..Partly cloudy. Low 10.
Tuesday..A mix of sun and cloud. Wind becoming east 20 km/h in the
morning. High 23. UV index 8 or very high.
Tuesday night..Becoming cloudy in the evening. 60 percent chance of
showers overnight. Wind east 20 km/h becoming light in the evening.
Low 13.

Winchester - Newington.
Tonight..Partly cloudy. Low 9.
Tuesday..A mix of sun and cloud. Wind becoming east 20 km/h in the
morning. High 23. UV index 8 or very high.
Tuesday night..Cloudy. 60 percent chance of showers overnight. Wind
east 20 km/h becoming light in the evening. Low 12.

Maxville - Alexandria.
Tonight..Partly cloudy. Low 9.
Tuesday..A mix of sun and cloud. Wind becoming east 20 km/h in the
morning. High 23. UV index 8 or very high.
Tuesday night..Becoming cloudy in the evening. 60 percent chance of
showers overnight. Wind east 20 km/h becoming light in the evening.
Low 12.

Plevna - Sharbot Lake - Western Lanark County.
Tonight..Partly cloudy. Low 10.
Tuesday..Mainly cloudy. Wind becoming southeast 20 km/h late in the
morning. High 23. UV index 7 or high.
Tuesday night..Cloudy with 60 percent chance of showers. Low 14.

Smiths Falls - Perth - Eastern Lanark County.
Tonight..Partly cloudy. Low 10.
Tuesday..A mix of sun and cloud. Wind becoming southeast 20 km/h late
in the morning. High 23. UV index 8 or very high.
Tuesday night..Cloudy with 60 percent chance of showers. Low 14.

Port Carling - Port Severn.
Tonight..Partly cloudy. Low 12.
Tuesday..Cloudy. 40 percent chance of showers in the afternoon. Risk
of a thunderstorm late in the afternoon. Wind becoming northeast
20 km/h late in the morning. High 22. Humidex 25. UV index 7 or
high.
Tuesday night..Cloudy with 40 percent chance of showers. Risk of a
thunderstorm in the evening. Wind northeast 20 km/h becoming light
in the evening. Low 13.

Bracebridge - Gravenhurst.
Tonight..Partly cloudy. Low 12.
Tuesday..Cloudy. 40 percent chance of showers in the afternoon. Risk
of a thunderstorm late in the afternoon. Wind becoming northeast
20 km/h late in the morning. High 22. Humidex 25. UV index 6 or
high.
Tuesday night..Cloudy with 40 percent chance of showers. Risk of a
thunderstorm in the evening. Wind northeast 20 km/h becoming light
in the evening. Low 13.

Town of Parry Sound - Rosseau - Killbear Park.
Tonight..Partly cloudy. Low 12.
Tuesday..Mainly cloudy. 40 percent chance of showers in the
afternoon. Risk of a thunderstorm late in the afternoon. Wind
becoming northeast 20 km/h late in the morning. High 22. Humidex 25.
UV index 6 or high.
Tuesday night..Cloudy with 40 percent chance of showers. Risk of a
thunderstorm in the evening. Wind northeast 20 km/h becoming light
in the evening. Low 13.

Huntsville - Baysville.
Tonight..Partly cloudy. Low 12.
Tuesday..A mix of sun and cloud. Becoming cloudy late in the morning
with 40 percent chance of showers in the afternoon. Risk of a
thunderstorm late in the afternoon. Wind becoming northeast 20 km/h
late in the morning. High 22. Humidex 25. UV index 7 or high.
Tuesday night..Cloudy with 40 percent chance of showers. Risk of a
thunderstorm in the evening. Wind northeast 20 km/h becoming light
in the evening. Low 13.

Haliburton - Minden - Southern Haliburton County.
Tonight..Partly cloudy. Low 9.
Tuesday..Mainly cloudy. 40 percent chance of showers in the
afternoon. Risk of a thunderstorm late in the afternoon. Wind
becoming northeast 20 km/h late in the morning. High 21. UV index 6
or high.
Tuesday night..Cloudy with 40 percent chance of showers. Risk of a
thunderstorm in the evening. Wind northeast 20 km/h becoming light
in the evening. Low 11.

Continued in next message...

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* Origin: Northern Realms (1:229/664)