FPCN11 CWTO 100900
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 5:00 a.m. EDT Sunday 10 August 2025 for
today and Monday.
The next scheduled forecast will be issued at 11:00 a.m. EDT.

City of Toronto.
Today..Sunny. Wind becoming south 20 km/h this afternoon. High 33.
Humidex 40. UV index 8 or very high.
Tonight..Clear. Low 23.
Monday..Sunny. High 33. Humidex 40. UV index 8 or very high.

Windsor - Leamington - Essex County.
Today..Sunny. Wind becoming south 30 km/h this afternoon. High 33.
Humidex 39. UV index 9 or very high.
Tonight..A few clouds. Wind south 30 km/h becoming light late this
evening. Low 22.
Monday..Mainly sunny. Wind becoming south 30 km/h in the morning.
High 33. Humidex 40. UV index 8 or very high.

Chatham-Kent - Rondeau Park.
Today..Sunny. High 33. Humidex 39. UV index 9 or very high.
Tonight..Clear. Low 22.
Monday..Sunny. High 33. Humidex 40. UV index 8 or very high.

Sarnia - Petrolia - Western Lambton County.
Today..Mainly sunny. Wind becoming south 30 km/h this morning.
High 33. Humidex 41. UV index 8 or very high.
Tonight..Clear. Wind south 30 km/h. Low 22.
Monday..Sunny. Becoming a mix of sun and cloud late in the afternoon.
Wind south 20 km/h gusting to 40. High 33. Humidex 41. UV index 8 or
very high.

Watford - Pinery Park - Eastern Lambton County.
Today..Sunny. High 33. Humidex 41. UV index 8 or very high.
Tonight..Clear. Low 22.
Monday..Sunny. Wind becoming south 20 km/h in the morning. High 33.
Humidex 41. UV index 8 or very high.

Rodney - Shedden - Western Elgin County.
Today..Sunny. High 31. Humidex 38. UV index 9 or very high.
Tonight..Clear. Low 21.
Monday..Sunny. High 30. Humidex 37. UV index 8 or very high.

St. Thomas - Aylmer - Eastern Elgin County.
Today..Sunny. High 31. Humidex 38. UV index 9 or very high.
Tonight..Clear. Low 21.
Monday..Sunny. High 30. Humidex 37. UV index 8 or very high.

Strathroy - Komoka - Western Middlesex County.
Today..Sunny. Wind becoming south 20 km/h this morning. High 33.
Humidex 41. UV index 9 or very high.
Tonight..Clear. Low 21.
Monday..Sunny. Wind becoming south 20 km/h near noon. High 33.
Humidex 39. UV index 8 or very high.

London - Parkhill - Eastern Middlesex County.
Today..Sunny. High 33. Humidex 41. UV index 9 or very high.
Tonight..Clear. Low 21.
Monday..Sunny. Wind becoming south 20 km/h early in the afternoon.
High 33. Humidex 39. UV index 8 or very high.

Simcoe - Delhi - Norfolk.
Today..Sunny. High 32. Humidex 39. UV index 9 or very high.
Tonight..Clear. Low 21.
Monday..Sunny. High 33. Humidex 39. UV index 8 or very high.

Dunnville - Caledonia - Haldimand.
Today..Sunny. High 31. Humidex 38. UV index 9 or very high.
Tonight..Clear. Low 20.
Monday..Sunny. Wind south 20 km/h becoming light in the morning.
High 32. Humidex 38. UV index 8 or very high.

Woodstock - Tillsonburg - Oxford County.
Today..Sunny. High 32. Humidex 39. UV index 9 or very high.
Tonight..Clear. Low 20.
Monday..Sunny. Wind becoming south 20 km/h in the afternoon. High 32.
Humidex 38. UV index 8 or very high.

Brantford - County of Brant.
Today..Sunny. High 33. Humidex 40. UV index 9 or very high.
Tonight..Clear. Low 20.
Monday..Sunny. High 32. Humidex 38. UV index 8 or very high.

Niagara Falls - Welland - Southern Niagara Region.
Today..Sunny. High 32. Humidex 39. UV index 9 or very high.
Tonight..Clear. Low 22.
Monday..Sunny. High 33. Humidex 40. UV index 9 or very high.

St. Catharines - Grimsby - Northern Niagara Region.
Today..Sunny. High 32. Humidex 39. UV index 9 or very high.
Tonight..Clear. Low 22.
Monday..Sunny. Wind southwest 20 km/h becoming light in the morning.
High 33. Humidex 40. UV index 9 or very high.

City of Hamilton.
Today..Sunny. High 33. Humidex 40. UV index 9 or very high.
Tonight..Clear. Low 20.
Monday..Sunny. Wind becoming southwest 20 km/h in the morning.
High 33. Humidex 38. UV index 8 or very high.

Burlington - Oakville.
Today..Sunny. Wind becoming south 30 km/h this afternoon. High 33.
Humidex 40. UV index 9 or very high.
Tonight..Clear. Wind south 30 km/h becoming light near midnight.
Low 21.
Monday..Sunny. Wind becoming southwest 20 km/h gusting to 40 late in
the morning. High 33. Humidex 40. UV index 8 or very high.

Halton Hills - Milton.
Today..Sunny. High 33. Humidex 40. UV index 9 or very high.
Tonight..Clear. Low 20.
Monday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind
becoming southwest 20 km/h in the afternoon. High 33. Humidex 40. UV
index 8 or very high.

Mississauga - Brampton.
Today..Sunny. Wind becoming southeast 30 km/h this morning. High 34.
Humidex 41. UV index 9 or very high.
Tonight..Clear. Wind southeast 30 km/h becoming light late this
evening. Low 21.
Monday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind
becoming south 20 km/h gusting to 40 in the morning. High 33.
Humidex 40. UV index 8 or very high.

Caledon.
Today..Sunny. Wind southwest 20 km/h becoming light near noon.
High 34. Humidex 41. UV index 9 or very high.
Tonight..Clear. Wind south 20 km/h becoming light this evening.
Low 21.
Monday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind
becoming southwest 20 km/h in the morning. High 33. Humidex 40. UV
index 8 or very high.

Vaughan - Richmond Hill - Markham.
Today..Sunny. Wind becoming south 30 km/h near noon. High 33. Humidex
40. UV index 9 or very high.
Tonight..Clear. Wind south 30 km/h becoming light late this evening.
Low 21.
Monday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind
becoming south 30 km/h early in the afternoon. High 33. Humidex 38.
UV index 8 or very high.

Newmarket - Georgina - Northern York Region.
Today..Sunny. Wind becoming south 20 km/h early this afternoon.
High 34. Humidex 41. UV index 9 or very high.
Tonight..Clear. Wind south 20 km/h becoming light this evening.
Low 21.
Monday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind
becoming south 20 km/h gusting to 40 near noon. High 33. Humidex 38.
UV index 8 or very high.

Pickering - Oshawa - Southern Durham Region.
Today..Sunny. High 33. Humidex 40. UV index 9 or very high.
Tonight..Clear. Low 20.
Monday..Sunny. High 33. Humidex 38. UV index 8 or very high.

Uxbridge - Beaverton - Northern Durham Region.
Today..Sunny. Wind becoming south 20 km/h early this afternoon.
High 34. Humidex 41. UV index 9 or very high.
Tonight..Clear. Low 20.
Monday..Sunny. Wind becoming south 20 km/h near noon. High 33.
Humidex 38. UV index 8 or very high.

Goderich - Bluewater - Southern Huron County.
Today..Sunny. Wind becoming south 20 km/h 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. Wind becoming south 30 near midnight. Low 20.
Monday..Mainly sunny. Wind south 30 km/h. High 33. Humidex 39. UV
index 8 or very high.

Wingham - Blyth - Northern Huron County.
Today..Sunny. Becoming a mix of sun and cloud near noon. Wind
becoming southwest 20 km/h near noon. High 33. Humidex 40. UV
index 8 or very high.
Tonight..A few clouds. Wind southwest 20 km/h becoming light late
this evening. Low 20.
Monday..Sunny 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 south 20 km/h gusting
to 40 in the morning. High 33. Humidex 39. UV index 8 or very high.

Stratford - Mitchell - Southern Perth County.
Today..Mainly sunny. High 33. Humidex 40. UV index 8 or very high. Tonight..Clear. Wind south 20 km/h becoming light this evening.
Low 20.
Monday..Sunny. Wind becoming south 30 km/h in the morning. High 33.
Humidex 39. UV index 8 or very high.

Listowel - Milverton - Northern Perth County.
Today..Sunny. Becoming a mix of sun and cloud near noon. 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 20.
Monday..Sunny 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 south 20 km/h in the
morning. High 32. Humidex 38. UV index 8 or very high.

Kitchener - Cambridge - Region of Waterloo.
Today..Sunny. High 32. Humidex 40. UV index 8 or very high.
Tonight..Clear. Wind south 20 km/h becoming light this evening.
Low 19.
Monday..Sunny. Wind becoming south 30 km/h late in the morning.
High 32. Humidex 39. UV index 8 or very high.

Guelph - Erin - Southern Wellington County.
Today..Sunny. High 33. Humidex 41. UV index 8 or very high.
Tonight..Clear. Low 19.
Monday..Sunny. Wind becoming south 20 km/h late in the morning.
High 32. Humidex 39. UV index 8 or very high.

Mount Forest - Arthur - Northern Wellington County.
Today..Sunny. Becoming a mix of sun and cloud near noon. High 32.
Humidex 40. UV index 8 or very high.
Tonight..Clear. Wind south 20 km/h becoming light this evening.
Low 17.
Monday..Sunny 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 south 20 km/h in the
morning. High 32. Humidex 38. UV index 8 or very high.

Orangeville - Grand Valley - Southern Dufferin County.
Today..Sunny. Wind southwest 20 km/h becoming light this morning.
High 33. Humidex 39. UV index 9 or very high.
Tonight..Clear. Low 20.
Monday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind
becoming southwest 20 km/h in the morning. High 33. Humidex 39. UV
index 8 or very high.

Shelburne - Mansfield - Northern Dufferin County.
Today..Sunny. Wind southwest 20 km/h becoming light this morning.
High 33. Humidex 39. UV index 9 or very high.
Tonight..Clear. Wind south 20 km/h becoming light late this evening.
Low 20.
Monday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind
becoming southwest 20 km/h in the morning. High 33. Humidex 39. UV
index 8 or very high.

Innisfil - New Tecumseth - Angus.
Today..Sunny. Becoming a mix of sun and cloud near noon. Wind
becoming south 20 km/h this morning. High 34. Humidex 40. UV index 9
or very high.
Tonight..Clear. Wind south 20 km/h becoming light late this evening.
Low 21.
Monday..Sunny. Becoming a mix of sun and cloud near noon. Wind
becoming south 20 km/h in the morning. High 33. Humidex 39. UV
index 8 or very high.

Saugeen Shores - Kincardine - Southern Bruce County.
Today..Sunny. Wind becoming southwest 20 km/h gusting to 40 this
morning. High 33. Humidex 38. UV index 8 or very high.
Tonight..A few clouds. Wind south 20 km/h gusting to 40 becoming
light after midnight. Low 21.
Monday..Sunny 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 southwest 20 km/h gusting to 40.
High 32. Humidex 37. UV index 8 or very high.

Bruce Peninsula - Sauble Beach - Tobermory.
Today..A mix of sun and cloud. Clearing early this afternoon. Wind
south 30 km/h gusting to 50. High 31. Humidex 36. UV index 8 or very
high.
Tonight..A few clouds. Wind southwest 20 km/h becoming light late
this evening. Low 21.
Monday..Sunny 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 southwest 30 km/h gusting to 50.
High 31. Humidex 38. UV index 8 or very high.

Hanover - Dundalk - Southern Grey County.
Today..Sunny. Becoming a mix of sun and cloud near noon. Wind
becoming southwest 20 km/h this morning. High 33. Humidex 39. UV
index 8 or very high.
Tonight..A few clouds. Low 21.
Monday..Sunny 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 32. Humidex 37. UV index 8 or very high.

Owen Sound - Blue Mountains - Northern Grey County.
Today..Mainly sunny. Wind becoming south 20 km/h this morning.
High 33. Humidex 39. UV index 8 or very high.
Tonight..A few clouds. Low 21.
Monday..Sunny 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 south 20 km/h gusting
to 40 in the morning. High 32. Humidex 37. UV index 8 or very high.

Barrie - Collingwood - Hillsdale.
Today..Sunny. Becoming a mix of sun and cloud near noon. Wind
becoming south 20 km/h early this afternoon. High 33. Humidex 41. UV
index 8 or very high.
Tonight..Clear. Wind south 20 km/h becoming light this evening.
Low 21.
Monday..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 in the morning. High 33. Humidex 40. UV index 8 or
very high.

Midland - Coldwater - Orr Lake.
Today..Sunny. Becoming a mix of sun and cloud this morning. High 33.
Humidex 41. UV index 8 or very high.
Tonight..A few clouds. Low 21.
Monday..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 late in the morning. High 33. Humidex 40. 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..Clear. Wind south 20 km/h becoming light late this evening.
Low 21.
Monday..Sunny 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 south 20 km/h in the
afternoon. High 33. Humidex 40. UV index 8 or very high.

Cobourg - Colborne - Western Northumberland County.
Today..Sunny. High 32. Humidex 37. UV index 8 or very high.
Tonight..Clear. Low 20.
Monday..Sunny. High 32. Humidex 35. UV index 8 or very high.

Belleville - Quinte West - Eastern Northumberland County.
Today..Sunny. High 32. Humidex 37. UV index 8 or very high.
Tonight..Clear. Low 20.
Monday..Sunny. High 32. Humidex 35. UV index 8 or very high.

Picton - Sandbanks Park.
Today..Sunny. High 32. Humidex 37. UV index 8 or very high.
Tonight..Clear. Low 21.
Monday..Sunny. High 32. Humidex 35. UV index 8 or very high.

Napanee - Consecon.
Today..Sunny. High 32. Humidex 37. UV index 8 or very high.
Tonight..Clear. Low 20.
Monday..Sunny. High 32. Humidex 35. UV index 8 or very high.

Kingston - Odessa - Frontenac Islands.
Today..Sunny. High 32. Humidex 37. UV index 8 or very high.
Tonight..Clear. Low 20.
Monday..Sunny. Wind south 20 km/h becoming light in the morning.
High 32. Humidex 35. UV index 8 or very high.

Lindsay - Southern Kawartha Lakes.
Today..Sunny. Wind becoming southwest 20 km/h this morning. High 33.
Humidex 40. UV index 8 or very high.
Tonight..Clear. Low 20.
Monday..Sunny. Wind southwest 20 km/h. High 33. Humidex 39. UV
index 8 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. Wind south 30 km/h becoming light late this evening.
Low 20.
Monday..Sunny. Wind becoming south 30 km/h late in the morning.
High 32. Humidex 38. UV index 8 or very high.

Peterborough City - Lakefield - Southern Peterborough County.
Today..Sunny. Wind becoming south 20 km/h early this afternoon.
High 33. Humidex 39. UV index 9 or very high.
Tonight..Clear. Low 19.
Monday..Sunny. Wind becoming south 20 km/h late in the morning.
High 33. Humidex 38. UV index 8 or very high.

Apsley - Woodview - Northern Peterborough County.
Today..Sunny. Wind becoming south 20 km/h late this morning. High 33.
Humidex 39. UV index 9 or very high.
Tonight..Clear. Low 19.
Monday..Sunny. Wind becoming south 20 km/h late in the morning.
High 32. Humidex 37. UV index 8 or very high.

Stirling - Tweed - Madoc.
Today..Sunny. Wind becoming south 20 km/h late this morning. High 33.
Humidex 38. UV index 9 or very high.
Tonight..Clear. Low 19.
Monday..Sunny. Wind becoming south 20 km/h in the afternoon. High 33.
Humidex 37. UV index 9 or very high.

Tamworth - Sydenham - South Frontenac.
Today..Sunny. High 34. Humidex 39. UV index 9 or very high.
Tonight..Clear. Low 19.
Monday..Sunny. Wind becoming south 20 km/h in the afternoon. High 33.
Humidex 37. UV index 9 or very high.

Kaladar - Bannockburn - Bon Echo Park.
Today..Sunny. Wind becoming south 20 km/h late this morning. High 33.
Humidex 39. UV index 8 or very high.
Tonight..Clear. Wind south 20 km/h becoming light early this evening.
Low 19.
Monday..Sunny. Wind becoming south 20 km/h in the afternoon. High 33.
Humidex 37. UV index 9 or very high.

Bancroft - Hastings Highlands - Denbigh.
Today..Mainly sunny. Wind becoming south 20 km/h early this
afternoon. High 33. Humidex 39. UV index 8 or very high.
Tonight..Clear. Wind south 20 km/h becoming light early this evening.
Low 19.
Monday..Sunny. Wind becoming southwest 20 km/h in the morning.
High 31. Humidex 35. UV index 9 or very high.

Gananoque - Mallorytown.
Today..Sunny. Wind becoming southwest 20 km/h early this afternoon.
High 34. Humidex 41. UV index 9 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light early this
evening. Low 20.
Monday..Sunny. Wind south 20 km/h. High 34. Humidex 39. UV index 9 or
very high.

Brockville - Prescott.
Today..Sunny. Wind becoming southwest 20 km/h this afternoon.
High 34. Humidex 41. UV index 9 or very high.
Tonight..Clear. Low 21.
Monday..Sunny. Wind south 20 km/h. High 34. Humidex 39. UV index 9 or
very high.

Westport - Charleston Lake.
Today..Sunny. Wind becoming south 20 km/h early this afternoon.
High 34. Humidex 41. UV index 9 or very high.
Tonight..Clear. Wind south 20 km/h becoming light this evening.
Low 20.
Monday..Sunny. Wind becoming south 20 km/h early in the afternoon.
High 34. Humidex 39. UV index 9 or very high.

Merrickville-Wolford - Kemptville.
Today..A mix of sun and cloud. Becoming sunny this morning. Wind
becoming southwest 20 km/h this morning. High 34. Humidex 41. UV
index 9 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light early this
evening. Low 21.
Monday..Sunny. Wind becoming south 20 km/h near noon. High 34.
Humidex 39. UV index 9 or very high.

Ottawa North - Kanata - Orl‚ans.
Today..Clearing. Wind becoming southwest 20 km/h early this
afternoon. High 35. Humidex 42. UV index 8 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light early this
evening. Low 20.
Monday..Sunny. Wind becoming southwest 20 km/h in the morning.
High 35. Humidex 40. UV index 8 or very high.

Ottawa South - Richmond - Metcalfe.
Today..Clearing. Wind becoming southwest 20 km/h early this
afternoon. High 35. Humidex 42. UV index 8 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light early this
evening. Low 20.
Monday..Sunny. Wind becoming southwest 20 km/h in the morning.
High 35. Humidex 40. UV index 8 or very high.

Gatineau.
Today..A mix of sun and cloud. Clearing late this morning. High 35.
Humidex 42. UV index 8 or very high.
Tonight..Clear. Low 20.
Monday..Sunny. High 35. Humidex 40. UV index 8 or very high.

Prescott and Russell.
Today..A mix of sun and cloud. Clearing this morning. Wind becoming
southwest 20 km/h early this afternoon. High 35. Humidex 42. UV
index 9 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
Low 20.
Monday..Sunny. Wind becoming south 20 km/h in the morning. High 35.
Humidex 40. UV index 9 or very high.

Morrisburg - Long Sault.
Today..A mix of sun and cloud. Becoming sunny this morning. Wind
becoming southwest 20 km/h this afternoon. High 34. Humidex 42. UV
index 9 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light early this
evening. Low 20.
Monday..Sunny. Wind southwest 20 km/h. High 34. Humidex 41. UV
index 9 or very high.

Cornwall - Lancaster.
Today..A mix of sun and cloud. Clearing late this morning. Wind
becoming southwest 20 km/h this afternoon. High 34. Humidex 42. UV
index 9 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
Low 20.
Monday..Sunny. Wind southwest 20 km/h. High 34. Humidex 41. UV
index 9 or very high.

Winchester - Newington.
Today..A mix of sun and cloud. Clearing this morning. Wind becoming
southwest 20 km/h early this afternoon. High 34. Humidex 42. UV
index 9 or very high.
Tonight..Clear. Low 20.
Monday..Sunny. Wind becoming southwest 20 km/h early in the
afternoon. High 34. Humidex 41. UV index 9 or very high.

Maxville - Alexandria.
Today..A mix of sun and cloud. Clearing late this morning. Wind
becoming southwest 20 km/h near noon. High 34. Humidex 42. UV
index 9 or very high.
Tonight..Clear. Low 20.
Monday..Sunny. Wind becoming southwest 20 km/h late in the morning.
High 34. Humidex 41. UV index 9 or very high.

Plevna - Sharbot Lake - Western Lanark County.
Today..Sunny. Wind becoming southwest 20 km/h this morning. High 34.
Humidex 40. UV index 8 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light early this
evening. Low 19.
Monday..Sunny. Wind becoming south 20 km/h early in the afternoon.
High 33. Humidex 37. UV index 9 or very high.

Smiths Falls - Perth - Eastern Lanark County.
Today..Sunny. Wind becoming southwest 20 km/h this morning. High 34.
Humidex 40. UV index 8 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light early this
evening. Low 20.
Monday..Sunny. Wind becoming southwest 20 km/h late in the morning.
High 34. Humidex 38. UV index 9 or very high.

Port Carling - Port Severn.
Today..Mainly sunny. Increasing cloudiness near noon. High 33.
Humidex 41. UV index 8 or very high.
Tonight..Clear. Low 20.
Monday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind south 20 km/h becoming
light near noon. High 33. Humidex 40. UV index 8 or very high.

Bracebridge - Gravenhurst.
Today..A mix of sun and cloud. Wind becoming south 20 km/h early this
afternoon. High 33. Humidex 41. UV index 8 or very high.
Tonight..Clearing this evening. Wind south 20 km/h becoming light
this evening. Low 19.
Monday..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. High 33. Humidex 40. UV index 8
or very high.

Town of Parry Sound - Rosseau - Killbear Park.
Today..A mix of sun and cloud. Wind southwest 20 km/h becoming light
this morning. High 31. Humidex 38. UV index 8 or very high.
Tonight..A few clouds. Low 20.
Monday..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
in the morning. High 33. Humidex 40. UV index 8 or very high.

Huntsville - Baysville.
Today..A mix of sun and cloud. Wind becoming southwest 20 km/h early
this afternoon. High 31. Humidex 39. UV index 8 or very high.
Tonight..A few clouds. Low 19.
Monday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon with risk of a thunderstorm. High 32. Humidex 39. UV
index 8 or very high.

Haliburton - Minden - Southern Haliburton County.
Today..A mix of sun and cloud. Wind becoming southwest 20 km/h near
noon. High 31. Humidex 39. UV index 8 or very high.
Tonight..Clear. Low 20.
Monday..Mainly sunny. Wind becoming southwest 20 km/h near noon.
High 32. Humidex 38. UV index 8 or very high.

Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Today..Sunny. Becoming a mix of sun and cloud this morning. Wind
becoming southwest 20 km/h early this afternoon. High 31. Humidex
39. UV index 8 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
Low 19.
Monday..Sunny. Becoming a mix of sun and cloud near noon. Wind
becoming southwest 20 km/h late in the morning. High 31. Humidex 37.
UV index 8 or very high.

Barry's Bay - Killaloe.
Today..Sunny. Becoming a mix of sun and cloud near noon. Wind
becoming southwest 20 km/h early this afternoon. High 34. Humidex
42. UV index 8 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
Low 20.
Monday..Sunny. Wind becoming southwest 20 km/h gusting to 40 in the
morning. High 32. Humidex 37. UV index 8 or very high.

Renfrew - Arnprior - Calabogie.
Today..Mainly sunny. Wind becoming south 20 km/h early this
afternoon. High 35. Humidex 43. UV index 8 or very high.
Tonight..Clear. Wind south 20 km/h becoming light early this evening.
Low 22.
Monday..Sunny. Wind becoming southwest 20 km/h gusting to 40 in the
morning. High 34. Humidex 39. UV index 8 or very high.

Petawawa - Pembroke - Cobden.
Today..Sunny. Becoming a mix of sun and cloud this afternoon.
High 34. Humidex 42. UV index 8 or very high.
Tonight..Clear. Low 22.
Monday..Sunny. Wind becoming south 20 km/h late in the afternoon.
High 33. Humidex 38. UV index 8 or very high.

Western Algonquin Park - Lake of Two Rivers.
Today..Mainly sunny. Wind southwest 20 km/h becoming light this
afternoon. High 31. Humidex 39. UV index 8 or very high.
Tonight..Clear. Low 19.
Monday..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 31. Humidex 36. UV index 8 or very high.

Deep River - Whitney - Eastern Algonquin Park.
Today..Mainly sunny. Wind becoming southwest 20 km/h this morning.
High 32. Humidex 40. UV index 8 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
Low 19.
Monday..Mainly sunny. Wind becoming southwest 20 km/h gusting to 40
in the morning. High 32. Humidex 37. UV index 8 or very high.

Bayfield Inlet - Dunchurch.
Today..A mix of sun and cloud. Wind becoming south 20 km/h gusting to
40 this morning. High 31. Humidex 38. UV index 8 or very high.
Tonight..A few clouds. Low 21.
Monday..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 in the morning. High 31. Humidex 37. UV index 8 or
very high.

South River - Burk's Falls.
Today..A mix of sun and cloud. Wind becoming south 20 km/h gusting to
40 this morning. High 31. Humidex 38. UV index 8 or very high.
Tonight..A few clouds. Low 20.
Monday..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 in the morning. High 31. Humidex 37. UV index 8 or
very high.

End
$$$$^^

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

FPCN11 CWTO 101500
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 11:00 a.m. EDT Sunday 10 August 2025 for
today and Monday.
The next scheduled forecast will be issued at 3:30 p.m. EDT.

City of Toronto.
Today..A mix of sun and cloud. Wind becoming south 20 km/h this
afternoon. High 33. Humidex 40. UV index 8 or very high.
Tonight..Clear. Low 23.
Monday..Sunny. High 33. Humidex 40. UV index 8 or very high.

Windsor - Leamington - Essex County.
Today..A mix of sun and cloud. Wind becoming south 30 km/h this
afternoon. High 33. Humidex 39. UV index 9 or very high.
Tonight..A few clouds. Wind south 30 km/h becoming light late this
evening. Low 22.
Monday..Mainly sunny. Wind becoming south 30 km/h in the morning.
High 33. Humidex 40. UV index 8 or very high.

Chatham-Kent - Rondeau Park.
Today..A mix of sun and cloud. High 33. Humidex 39. UV index 9 or
very high.
Tonight..Clear. Low 22.
Monday..Sunny. High 33. Humidex 40. UV index 8 or very high.

Sarnia - Petrolia - Western Lambton County.
Today..A mix of sun and cloud. Wind south 30 km/h. High 33. Humidex
41. UV index 8 or very high.
Tonight..Clear. Wind south 30 km/h. Low 22.
Monday..Sunny. Becoming a mix of sun and cloud late in the afternoon.
Wind south 20 km/h gusting to 40. High 33. Humidex 41. UV index 8 or
very high.

Watford - Pinery Park - Eastern Lambton County.
Today..A mix of sun and cloud. High 33. Humidex 41. UV index 8 or
very high.
Tonight..Clear. Low 22.
Monday..Sunny. Wind becoming south 20 km/h in the morning. High 33.
Humidex 41. UV index 8 or very high.

Rodney - Shedden - Western Elgin County.
Today..A mix of sun and cloud. High 31. Humidex 38. UV index 9 or
very high.
Tonight..Clear. Low 21.
Monday..Sunny. High 30. Humidex 37. UV index 8 or very high.

St. Thomas - Aylmer - Eastern Elgin County.
Today..A mix of sun and cloud. High 31. Humidex 38. UV index 9 or
very high.
Tonight..Clear. Low 21.
Monday..Sunny. High 30. Humidex 37. UV index 8 or very high.

Strathroy - Komoka - Western Middlesex County.
Today..A mix of sun and cloud. Wind south 20 km/h becoming light
early this afternoon. High 33. Humidex 41. UV index 9 or very high. Tonight..Clear. Low 21.
Monday..Sunny. Wind becoming south 20 km/h near noon. High 33.
Humidex 39. UV index 8 or very high.

London - Parkhill - Eastern Middlesex County.
Today..A mix of sun and cloud. High 33. Humidex 41. UV index 9 or
very high.
Tonight..Clear. Low 21.
Monday..Sunny. Wind becoming south 20 km/h early in the afternoon.
High 33. Humidex 39. UV index 8 or very high.

Simcoe - Delhi - Norfolk.
Today..A mix of sun and cloud. High 32. Humidex 39. UV index 9 or
very high.
Tonight..Clear. Low 21.
Monday..Sunny. High 33. Humidex 39. UV index 8 or very high.

Dunnville - Caledonia - Haldimand.
Today..A mix of sun and cloud. High 31. Humidex 38. UV index 9 or
very high.
Tonight..Clear. Low 20.
Monday..Sunny. Wind south 20 km/h becoming light in the morning.
High 32. Humidex 38. UV index 8 or very high.

Woodstock - Tillsonburg - Oxford County.
Today..A mix of sun and cloud. High 32. Humidex 39. UV index 9 or
very high.
Tonight..Clear. Low 20.
Monday..Sunny. Wind becoming south 20 km/h in the afternoon. High 32.
Humidex 38. UV index 8 or very high.

Brantford - County of Brant.
Today..A mix of sun and cloud. High 33. Humidex 40. UV index 9 or
very high.
Tonight..Clear. Low 20.
Monday..Sunny. High 32. Humidex 38. UV index 8 or very high.

Niagara Falls - Welland - Southern Niagara Region.
Today..A mix of sun and cloud. High 32. Humidex 39. UV index 9 or
very high.
Tonight..Clear. Low 22.
Monday..Sunny. High 33. Humidex 40. UV index 9 or very high.

St. Catharines - Grimsby - Northern Niagara Region.
Today..A mix of sun and cloud. High 32. Humidex 39. UV index 9 or
very high.
Tonight..Clear. Low 22.
Monday..Sunny. Wind southwest 20 km/h becoming light in the morning.
High 33. Humidex 40. UV index 9 or very high.

City of Hamilton.
Today..A mix of sun and cloud. High 33. Humidex 40. UV index 9 or
very high.
Tonight..Clear. Low 20.
Monday..Sunny. Wind becoming southwest 20 km/h in the morning.
High 33. Humidex 38. UV index 8 or very high.

Burlington - Oakville.
Today..A mix of sun and cloud. Wind becoming south 30 km/h this
afternoon. High 33. Humidex 40. UV index 9 or very high.
Tonight..Clear. Wind south 30 km/h becoming light near midnight.
Low 21.
Monday..Sunny. Wind becoming southwest 20 km/h gusting to 40 late in
the morning. High 33. Humidex 40. UV index 8 or very high.

Halton Hills - Milton.
Today..A mix of sun and cloud. High 33. Humidex 40. UV index 9 or
very high.
Tonight..Clear. Low 20.
Monday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind
becoming southwest 20 km/h in the afternoon. High 33. Humidex 40. UV
index 8 or very high.

Mississauga - Brampton.
Today..A mix of sun and cloud. Wind southeast 30 km/h. High 34.
Humidex 41. UV index 9 or very high.
Tonight..Clear. Wind southeast 30 km/h becoming light late this
evening. Low 21.
Monday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind
becoming south 20 km/h gusting to 40 in the morning. High 33.
Humidex 40. UV index 8 or very high.

Caledon.
Today..A mix of sun and cloud. Wind southwest 20 km/h becoming light
near noon. High 34. Humidex 41. UV index 9 or very high.
Tonight..Clearing late this evening. Wind south 20 km/h becoming
light this evening. Low 21.
Monday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind
becoming southwest 20 km/h in the morning. High 33. Humidex 40. UV
index 8 or very high.

Vaughan - Richmond Hill - Markham.
Today..A mix of sun and cloud. Wind south 30 km/h. High 33. Humidex
40. UV index 9 or very high.
Tonight..Clear. Wind south 30 km/h becoming light late this evening.
Low 21.
Monday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind
becoming south 30 km/h early in the afternoon. High 33. Humidex 38.
UV index 8 or very high.

Newmarket - Georgina - Northern York Region.
Today..A mix of sun and cloud. Wind becoming south 20 km/h early this
afternoon. High 34. Humidex 41. UV index 9 or very high.
Tonight..Clearing late this evening. Wind south 20 km/h becoming
light this evening. Low 21.
Monday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind
becoming south 20 km/h gusting to 40 near noon. High 33. Humidex 38.
UV index 8 or very high.

Pickering - Oshawa - Southern Durham Region.
Today..A mix of sun and cloud. Clearing late this afternoon. High 33.
Humidex 40. UV index 9 or very high.
Tonight..Clear. Low 20.
Monday..Sunny. High 33. Humidex 38. UV index 8 or very high.

Uxbridge - Beaverton - Northern Durham Region.
Today..A mix of sun and cloud. Wind becoming south 20 km/h early this
afternoon. High 34. Humidex 41. UV index 9 or very high.
Tonight..Clearing late this evening. Low 20.
Monday..Sunny. Wind becoming south 20 km/h near noon. High 33.
Humidex 38. UV index 8 or very high.

Goderich - Bluewater - Southern Huron County.
Today..A mix of sun and cloud. 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. Wind becoming south 30 near midnight. Low 20.
Monday..Mainly sunny. Wind south 30 km/h. High 33. Humidex 39. UV
index 8 or very high.

Wingham - Blyth - Northern Huron County.
Today..A mix of sun and cloud. 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 late
this evening. Low 20.
Monday..Sunny 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 south 20 km/h gusting
to 40 in the morning. High 33. Humidex 39. UV index 8 or very high.

Stratford - Mitchell - Southern Perth County.
Today..A mix of sun and cloud. High 33. Humidex 40. UV index 8 or
very high.
Tonight..Clear. Wind south 20 km/h becoming light this evening.
Low 20.
Monday..Sunny. Wind becoming south 30 km/h in the morning. High 33.
Humidex 39. UV index 8 or very high.

Listowel - Milverton - Northern Perth County.
Today..A mix of sun and cloud. Wind south 20 km/h becoming light this
afternoon. High 33. Humidex 40. UV index 8 or very high.
Tonight..Clearing late this evening. Wind south 20 km/h becoming
light this evening. Low 20.
Monday..Sunny 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 south 20 km/h in the
morning. High 32. Humidex 38. UV index 8 or very high.

Kitchener - Cambridge - Region of Waterloo.
Today..A mix of sun and cloud. High 32. Humidex 40. UV index 8 or
very high.
Tonight..Clear. Wind south 20 km/h becoming light this evening.
Low 19.
Monday..Sunny. Wind becoming south 30 km/h late in the morning.
High 32. Humidex 39. UV index 8 or very high.

Guelph - Erin - Southern Wellington County.
Today..A mix of sun and cloud. High 33. Humidex 41. UV index 8 or
very high.
Tonight..Clear. Low 19.
Monday..Sunny. Wind becoming south 20 km/h late in the morning.
High 32. Humidex 39. UV index 8 or very high.

Mount Forest - Arthur - Northern Wellington County.
Today..A mix of sun and cloud. High 32. Humidex 40. UV index 8 or
very high.
Tonight..Clearing late this evening. Wind south 20 km/h becoming
light this evening. Low 17.
Monday..Sunny 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 south 20 km/h in the
morning. High 32. Humidex 38. UV index 8 or very high.

Orangeville - Grand Valley - Southern Dufferin County.
Today..A mix of sun and cloud. High 33. Humidex 39. UV index 9 or
very high.
Tonight..Clearing late this evening. Low 20.
Monday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind
becoming southwest 20 km/h in the morning. High 33. Humidex 39. UV
index 8 or very high.

Shelburne - Mansfield - Northern Dufferin County.
Today..A mix of sun and cloud. High 33. Humidex 39. UV index 9 or
very high.
Tonight..Clearing late this evening. Wind south 20 km/h becoming
light late this evening. Low 20.
Monday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind
becoming southwest 20 km/h in the morning. High 33. Humidex 39. UV
index 8 or very high.

Innisfil - New Tecumseth - Angus.
Today..A mix of sun and cloud. Wind becoming south 20 km/h early this
afternoon. High 34. Humidex 40. UV index 9 or very high.
Tonight..Clearing late this evening. Wind south 20 km/h becoming
light late this evening. Low 21.
Monday..Sunny. Becoming a mix of sun and cloud near noon. Wind
becoming south 20 km/h in the morning. High 33. Humidex 39. UV
index 8 or very high.

Saugeen Shores - Kincardine - Southern Bruce County.
Today..A mix of sun and cloud. Wind southwest 20 km/h gusting to 40.
High 33. Humidex 38. UV index 8 or very high.
Tonight..Partly cloudy. Becoming clear after midnight. Wind south
20 km/h gusting to 40 becoming light after midnight. Low 21.
Monday..Sunny 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 southwest 20 km/h gusting to 40.
High 32. Humidex 37. UV index 8 or very high.

Bruce Peninsula - Sauble Beach - Tobermory.
Today..Sunny. Becoming a mix of sun and cloud this afternoon. Wind
southwest 20 km/h. High 31. Humidex 36. UV index 8 or very high. Tonight..Partly cloudy. Clearing near midnight. Wind southwest
20 km/h becoming light late this evening. Low 21.
Monday..Sunny 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 southwest 30 km/h gusting to 50.
High 31. Humidex 38. UV index 8 or very high.

Hanover - Dundalk - Southern Grey County.
Today..A mix of sun and cloud. Wind southwest 20 km/h becoming light
late this afternoon. High 33. Humidex 39. UV index 8 or very high.
Tonight..A few clouds. Low 21.
Monday..Sunny 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 32. Humidex 37. UV index 8 or very high.

Owen Sound - Blue Mountains - Northern Grey County.
Today..A mix of sun and cloud. Wind south 20 km/h. High 33. Humidex
39. UV index 8 or very high.
Tonight..Partly cloudy. Low 21.
Monday..Sunny 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 south 20 km/h gusting
to 40 in the morning. High 32. Humidex 37. UV index 8 or very high.

Barrie - Collingwood - Hillsdale.
Today..A mix of sun and cloud. Wind becoming south 20 km/h early this
afternoon. High 33. Humidex 41. UV index 8 or very high.
Tonight..Clearing late this evening. Wind south 20 km/h becoming
light this evening. Low 21.
Monday..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 in the morning. High 33. Humidex 40. UV index 8 or
very high.

Midland - Coldwater - Orr Lake.
Today..A mix of sun and cloud. High 33. Humidex 41. UV index 8 or
very high.
Tonight..A few clouds. Low 21.
Monday..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 late in the morning. High 33. Humidex 40. UV index 8 or very
high.

Orillia - Lagoon City - Washago.
Today..A mix of sun and cloud. Wind becoming south 20 km/h this
afternoon. High 33. Humidex 41. UV index 8 or very high.
Tonight..Clearing late this evening. Wind south 20 km/h becoming
light late this evening. Low 21.
Monday..Sunny 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 south 20 km/h in the
afternoon. High 33. Humidex 40. UV index 8 or very high.

Cobourg - Colborne - Western Northumberland County.
Today..A mix of sun and cloud. Clearing late this afternoon. High 32.
Humidex 37. UV index 8 or very high.
Tonight..Clear. Low 20.
Monday..Sunny. High 32. Humidex 35. UV index 8 or very high.

Belleville - Quinte West - Eastern Northumberland County.
Today..A mix of sun and cloud. Clearing late this afternoon. High 32.
Humidex 37. UV index 8 or very high.
Tonight..Clear. Low 20.
Monday..Sunny. High 32. Humidex 35. UV index 8 or very high.

Picton - Sandbanks Park.
Today..A mix of sun and cloud. Clearing late this afternoon. High 32.
Humidex 37. UV index 8 or very high.
Tonight..Clear. Low 21.
Monday..Sunny. High 32. Humidex 35. UV index 8 or very high.

Napanee - Consecon.
Today..A mix of sun and cloud. Clearing late this afternoon. High 32.
Humidex 37. UV index 8 or very high.
Tonight..Clear. Low 20.
Monday..Sunny. High 32. Humidex 35. UV index 8 or very high.

Kingston - Odessa - Frontenac Islands.
Today..A mix of sun and cloud. Clearing late this afternoon. High 32.
Humidex 37. UV index 8 or very high.
Tonight..Clear. Low 20.
Monday..Sunny. Wind south 20 km/h becoming light in the morning.
High 32. Humidex 35. UV index 8 or very high.

Lindsay - Southern Kawartha Lakes.
Today..A mix of sun and cloud. Wind southwest 20 km/h. High 33.
Humidex 40. UV index 8 or very high.
Tonight..Clearing late this evening. Low 20.
Monday..Sunny. Wind southwest 20 km/h. High 33. Humidex 39. UV
index 8 or very high.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Today..A mix of sun and cloud. Wind south 30 km/h. High 33. Humidex
40. UV index 8 or very high.
Tonight..Clearing late this evening. Wind south 30 km/h becoming
light late this evening. Low 20.
Monday..Sunny. Wind becoming south 30 km/h late in the morning.
High 32. Humidex 38. UV index 8 or very high.

Peterborough City - Lakefield - Southern Peterborough County.
Today..A mix of sun and cloud. Clearing late this afternoon. Wind
becoming south 20 km/h early this afternoon. High 33. Humidex 39. UV
index 9 or very high.
Tonight..Clear. Low 19.
Monday..Sunny. Wind becoming south 20 km/h late in the morning.
High 33. Humidex 38. UV index 8 or very high.

Apsley - Woodview - Northern Peterborough County.
Today..A mix of sun and cloud. Wind south 20 km/h. High 33. Humidex
39. UV index 9 or very high.
Tonight..Clear. Low 19.
Monday..Sunny. Wind becoming south 20 km/h late in the morning.
High 32. Humidex 37. UV index 8 or very high.

Stirling - Tweed - Madoc.
Today..A mix of sun and cloud. Clearing late this afternoon. Wind
south 20 km/h. High 33. Humidex 38. UV index 9 or very high.
Tonight..Clear. Low 19.
Monday..Sunny. Wind becoming south 20 km/h in the afternoon. High 33.
Humidex 37. UV index 9 or very high.

Tamworth - Sydenham - South Frontenac.
Today..A mix of sun and cloud. Clearing late this afternoon. High 34.
Humidex 39. UV index 9 or very high.
Tonight..Clear. Low 19.
Monday..Sunny. Wind becoming south 20 km/h in the afternoon. High 33.
Humidex 37. UV index 9 or very high.

Kaladar - Bannockburn - Bon Echo Park.
Today..A mix of sun and cloud. Wind south 20 km/h. High 33. Humidex
39. UV index 8 or very high.
Tonight..Clear. Wind south 20 km/h becoming light early this evening.
Low 19.
Monday..Sunny. Wind becoming south 20 km/h in the afternoon. High 33.
Humidex 37. UV index 9 or very high.

Bancroft - Hastings Highlands - Denbigh.
Today..A mix of sun and cloud. Wind becoming south 20 km/h early this
afternoon. High 33. Humidex 39. UV index 8 or very high.
Tonight..Clearing late this evening. Wind south 20 km/h becoming
light early this evening. Low 19.
Monday..Sunny. Wind becoming southwest 20 km/h in the morning.
High 31. Humidex 35. UV index 9 or very high.

Gananoque - Mallorytown.
Today..A mix of sun and cloud. Clearing late this afternoon. Wind
becoming southwest 20 km/h early this afternoon. High 34. Humidex
41. UV index 9 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light early this
evening. Low 20.
Monday..Sunny. Wind south 20 km/h. High 34. Humidex 39. UV index 9 or
very high.

Brockville - Prescott.
Today..A mix of sun and cloud. Clearing late this afternoon. Wind
becoming southwest 20 km/h this afternoon. High 34. Humidex 41. UV
index 9 or very high.
Tonight..Clear. Low 21.
Monday..Sunny. Wind south 20 km/h. High 34. Humidex 39. UV index 9 or
very high.

Westport - Charleston Lake.
Today..A mix of sun and cloud. Clearing late this afternoon. Wind
becoming south 20 km/h early this afternoon. High 34. Humidex 41. UV
index 9 or very high.
Tonight..Clear. Wind south 20 km/h becoming light this evening.
Low 20.
Monday..Sunny. Wind becoming south 20 km/h early in the afternoon.
High 34. Humidex 39. UV index 9 or very high.

Merrickville-Wolford - Kemptville.
Today..A mix of sun and cloud. Clearing late this afternoon. Wind
southwest 20 km/h. High 34. Humidex 41. UV index 9 or very high. Tonight..Clear. Wind southwest 20 km/h becoming light early this
evening. Low 21.
Monday..Sunny. Wind becoming south 20 km/h near noon. High 34.
Humidex 39. UV index 9 or very high.

Ottawa North - Kanata - Orl‚ans.
Today..A mix of sun and cloud. Wind becoming southwest 20 km/h early
this afternoon. High 35. Humidex 42. UV index 8 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light early this
evening. Low 20.
Monday..Sunny. Wind becoming southwest 20 km/h in the morning.
High 35. Humidex 40. UV index 8 or very high.

Ottawa South - Richmond - Metcalfe.
Today..A mix of sun and cloud. Wind becoming southwest 20 km/h early
this afternoon. High 35. Humidex 42. UV index 8 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light early this
evening. Low 20.
Monday..Sunny. Wind becoming southwest 20 km/h in the morning.
High 35. Humidex 40. UV index 8 or very high.

Gatineau.
Today..A mix of sun and cloud. High 35. Humidex 42. UV index 8 or
very high.
Tonight..Clear. Low 20.
Monday..Sunny. High 35. Humidex 40. UV index 8 or very high.

Prescott and Russell.
Today..A mix of sun and cloud. Wind becoming southwest 20 km/h early
this afternoon. High 35. Humidex 42. UV index 9 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
Low 20.
Monday..Sunny. Wind becoming south 20 km/h in the morning. High 35.
Humidex 40. UV index 9 or very high.

Morrisburg - Long Sault.
Today..A mix of sun and cloud. Clearing late this afternoon. Wind
becoming southwest 20 km/h this afternoon. High 34. Humidex 42. UV
index 9 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light early this
evening. Low 20.
Monday..Sunny. Wind southwest 20 km/h. High 34. Humidex 41. UV
index 9 or very high.

Cornwall - Lancaster.
Today..A mix of sun and cloud. Clearing late this afternoon. Wind
becoming southwest 20 km/h this afternoon. High 34. Humidex 42. UV
index 9 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
Low 20.
Monday..Sunny. Wind southwest 20 km/h. High 34. Humidex 41. UV
index 9 or very high.

Winchester - Newington.
Today..A mix of sun and cloud. Clearing late this afternoon. Wind
becoming southwest 20 km/h early this afternoon. High 34. Humidex
42. UV index 9 or very high.
Tonight..Clear. Low 20.
Monday..Sunny. Wind becoming southwest 20 km/h early in the
afternoon. High 34. Humidex 41. UV index 9 or very high.

Maxville - Alexandria.
Today..A mix of sun and cloud. Clearing late this afternoon. Wind
southwest 20 km/h. High 34. Humidex 42. UV index 9 or very high. Tonight..Clear. Low 20.
Monday..Sunny. Wind becoming southwest 20 km/h late in the morning.
High 34. Humidex 41. UV index 9 or very high.

Plevna - Sharbot Lake - Western Lanark County.
Today..A mix of sun and cloud. Wind southwest 20 km/h. High 34.
Humidex 40. UV index 8 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light early this
evening. Low 19.
Monday..Sunny. Wind becoming south 20 km/h early in the afternoon.
High 33. Humidex 37. UV index 9 or very high.

Smiths Falls - Perth - Eastern Lanark County.
Today..A mix of sun and cloud. Wind southwest 20 km/h. High 34.
Humidex 40. UV index 8 or very high.
Tonight..Clear. Wind southwest 20 km/h becoming light early this
evening. Low 20.
Monday..Sunny. Wind becoming southwest 20 km/h late in the morning.
High 34. Humidex 38. UV index 9 or very high.

Port Carling - Port Severn.
Today..A mix of sun and cloud. High 33. Humidex 41. UV index 8 or
very high.
Tonight..Clearing late this evening. Low 20.
Monday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon with risk of a thunderstorm. Wind south 20 km/h becoming
light near noon. High 33. Humidex 40. UV index 8 or very high.

Bracebridge - Gravenhurst.
Today..A mix of sun and cloud. Wind becoming south 20 km/h early this
afternoon. High 33. Humidex 41. UV index 8 or very high.
Tonight..Clearing late this evening. Wind south 20 km/h becoming
light this evening. Low 19.
Monday..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. High 33. Humidex 40. UV index 8
or very high.

Town of Parry Sound - Rosseau - Killbear Park.
Today..A mix of sun and cloud. High 31. Humidex 38. UV index 8 or
very high.
Tonight..Partly cloudy. Low 20.
Monday..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
in the morning. High 33. Humidex 40. UV index 8 or very high.

Huntsville - Baysville.
Today..A mix of sun and cloud. Wind becoming southwest 20 km/h early
this afternoon. High 31. Humidex 39. UV index 8 or very high.
Tonight..A few clouds. Low 19.
Monday..A mix of sun and cloud. 30 percent chance of showers in the
afternoon with risk of a thunderstorm. High 32. Humidex 39. UV
index 8 or very high.

Haliburton - Minden - Southern Haliburton County.
Today..A mix of sun and cloud. Wind southwest 20 km/h. High 31.
Humidex 39. UV index 8 or very high.
Tonight..Clearing late this evening. Low 20.
Monday..Mainly sunny. Wind becoming southwest 20 km/h near noon.
High 32. Humidex 38. UV index 8 or very high.

Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Today..A mix of sun and cloud. Wind becoming southwest 20 km/h early
this afternoon. High 31. Humidex 39. UV index 8 or very high. Tonight..Clearing late this evening. Wind southwest 20 km/h becoming
light this evening. Low 19.
Monday..Sunny. Becoming a mix of sun and cloud near noon. Wind
becoming southwest 20 km/h late in the morning. High 31. Humidex 37.
UV index 8 or very high.

Barry's Bay - Killaloe.
Today..A mix of sun and cloud. Wind becoming southwest 20 km/h early
this afternoon. High 34. Humidex 42. UV index 8 or very high. Tonight..Clearing late this evening. Wind southwest 20 km/h becoming
light this evening. Low 20.
Monday..Sunny. Wind becoming southwest 20 km/h gusting to 40 in the
morning. High 32. Humidex 37. UV index 8 or very high.

Renfrew - Arnprior - Calabogie.
Today..A mix of sun and cloud. Wind becoming south 20 km/h early this
afternoon. High 35. Humidex 43. UV index 8 or very high.
Tonight..Clearing late this evening. Wind south 20 km/h becoming
light early this evening. Low 22.
Monday..Sunny. Wind becoming southwest 20 km/h gusting to 40 in the
morning. High 34. Humidex 39. UV index 8 or very high.

Petawawa - Pembroke - Cobden.
Today..A mix of sun and cloud. High 34. Humidex 42. UV index 8 or
very high.
Tonight..Clearing late this evening. Low 22.
Monday..Sunny. Wind becoming south 20 km/h late in the afternoon.
High 33. Humidex 38. UV index 8 or very high.

Western Algonquin Park - Lake of Two Rivers.
Today..A mix of sun and cloud. Wind southwest 20 km/h becoming light
this afternoon. High 31. Humidex 39. UV index 8 or very high. Tonight..Clearing late this evening. Low 19.
Monday..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 31. Humidex 36. UV index 8 or very high.

Deep River - Whitney - Eastern Algonquin Park.
Today..A mix of sun and cloud. Wind southwest 20 km/h. High 32.
Humidex 40. UV index 8 or very high.
Tonight..Clearing late this evening. Wind southwest 20 km/h becoming
light this evening. Low 19.
Monday..Mainly sunny. Wind becoming southwest 20 km/h gusting to 40
in the morning. High 32. Humidex 37. UV index 8 or very high.

Bayfield Inlet - Dunchurch.
Today..A mix of sun and cloud. Wind south 20 km/h gusting to 40.
High 31. Humidex 38. UV index 8 or very high.
Tonight..A few clouds. Low 21.
Monday..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 in the morning. High 31. Humidex 37. UV index 8 or
very high.

South River - Burk's Falls.
Today..A mix of sun and cloud. Wind south 20 km/h gusting to 40.
High 31. Humidex 38. UV index 8 or very high.
Tonight..A few clouds. Low 20.
Monday..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 in the morning. High 31. Humidex 37. UV index 8 or
very high.

End
$$$$^^

--- up 1 week, 2 days, 4 hours, 58 minutes
* Origin: Northern Realms (1:229/664)

FPCN11 CWTO 101930
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 3:30 p.m. EDT Sunday 10 August 2025 for
tonight Monday and Monday night.
The next scheduled forecast will be issued at 5:00 a.m. EDT Monday.

City of Toronto.
Tonight..Clearing early this evening. Wind south 20 km/h becoming
light this evening. Low 21.
Monday..Mainly sunny. Wind becoming south 20 km/h near noon. High 33.
Humidex 40. UV index 8 or very high.
Monday night..Clear. Wind south 20 km/h becoming light in the
evening. Low 22.

Windsor - Leamington - Essex County.
Tonight..Clearing early this evening. Fog patches developing after
midnight. Wind south 20 km/h becoming light this evening. Low 21.
Monday..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 near noon. High 33.
Humidex 41. UV index 9 or very high.
Monday night..Partly cloudy. 30 percent chance of showers early in
the evening with risk of a thunderstorm. Fog patches developing
after midnight. Wind southwest 20 km/h becoming light in the
evening. Low 22.

Chatham-Kent - Rondeau Park.
Tonight..Clearing early this evening. Fog patches developing after
midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..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. Fog patches
dissipating in the morning. Wind becoming southwest 20 km/h near
noon. High 33. Humidex 41. UV index 9 or very high.
Monday night..Partly cloudy. 30 percent chance of showers early in
the evening with risk of a thunderstorm. Fog patches developing
after midnight. Wind southwest 20 km/h becoming light in the
evening. Low 22.

Sarnia - Petrolia - Western Lambton County.
Tonight..Clearing early this evening. Fog patches developing after
midnight. Wind south 20 km/h becoming light this evening. Low 20. Monday..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 southwest 20 km/h near noon. High 33. Humidex
40. UV index 8 or very high.
Monday night..Partly cloudy. 30 percent chance of showers early in
the evening with risk of a thunderstorm. Fog patches developing
after midnight. Wind southwest 20 km/h becoming light in the
evening. Low 21.

Watford - Pinery Park - Eastern Lambton County.
Tonight..Clearing early this evening. Fog patches developing after
midnight. Wind south 20 km/h becoming light this evening. Low 20. Monday..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 southwest 20 km/h near noon. High 33. Humidex
40. UV index 8 or very high.
Monday night..Partly cloudy. 30 percent chance of showers early in
the evening with risk of a thunderstorm. Fog patches developing
after midnight. Wind southwest 20 km/h becoming light in the
evening. Low 21.

Rodney - Shedden - Western Elgin County.
Tonight..Clearing early this evening. Fog patches developing after
midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..Sunny. Fog patches dissipating in the morning. Wind becoming
southwest 20 km/h near noon. High 33. Humidex 41. UV index 8 or very
high.
Monday night..Partly cloudy. Fog patches developing after midnight.
Wind southwest 20 km/h becoming light in the evening. Low 22.

St. Thomas - Aylmer - Eastern Elgin County.
Tonight..Clearing early this evening. Fog patches developing after
midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..Sunny. Fog patches dissipating in the morning. Wind becoming
southwest 20 km/h near noon. High 33. Humidex 41. UV index 8 or very
high.
Monday night..A few clouds. Fog patches developing after midnight.
Wind southwest 20 km/h becoming light in the evening. Low 22.

Strathroy - Komoka - Western Middlesex County.
Tonight..Clearing early this evening. Fog patches developing after
midnight. Wind south 20 km/h becoming light this evening. Low 20. Monday..Mainly sunny. Fog patches dissipating in the morning. Wind
becoming southwest 20 km/h near noon. High 33. Humidex 40. UV
index 8 or very high.
Monday night..Partly cloudy. Fog patches developing after midnight.
Wind southwest 20 km/h becoming light in the evening. Low 21.

London - Parkhill - Eastern Middlesex County.
Tonight..Clearing early this evening. Fog patches developing after
midnight. Wind south 20 km/h becoming light this evening. Low 20. Monday..Sunny. Fog patches dissipating in the morning. Wind becoming
southwest 20 km/h near noon. High 33. Humidex 40. UV index 8 or very
high.
Monday night..Partly cloudy. Fog patches developing after midnight.
Wind southwest 20 km/h becoming light in the evening. Low 21.

Simcoe - Delhi - Norfolk.
Tonight..Clearing early this evening. Fog patches developing after
midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..Sunny. Fog patches dissipating in the morning. Wind becoming
southwest 20 km/h near noon. High 33. Humidex 41. UV index 8 or very
high.
Monday night..A few clouds. Fog patches developing after midnight.
Wind southwest 20 km/h becoming light in the evening. Low 22.

Dunnville - Caledonia - Haldimand.
Tonight..Clearing early this evening. Fog patches developing after
midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..Sunny. Fog patches dissipating in the morning. Wind becoming
southwest 20 km/h near noon. High 33. Humidex 41. UV index 8 or very
high.
Monday night..A few clouds. Fog patches developing after midnight.
Wind southwest 20 km/h becoming light in the evening. Low 22.

Woodstock - Tillsonburg - Oxford County.
Tonight..Clearing early this evening. Fog patches developing after
midnight. Wind south 20 km/h becoming light this evening. Low 20. Monday..Sunny. Fog patches dissipating in the morning. Wind becoming
southwest 20 km/h near noon. High 33. Humidex 40. UV index 8 or very
high.
Monday night..Clear. Becoming partly cloudy near midnight. Fog
patches developing after midnight. Wind southwest 20 km/h becoming
light in the evening. Low 21.

Brantford - County of Brant.
Tonight..Clearing early this evening. Fog patches developing after
midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..Sunny. Fog patches dissipating in the morning. Wind becoming
southwest 20 km/h near noon. High 33. Humidex 41. UV index 8 or very
high.
Monday night..Clear. Becoming partly cloudy after midnight. Fog
patches developing after midnight. Wind southwest 20 km/h becoming
light in the evening. Low 22.

Niagara Falls - Welland - Southern Niagara Region.
Tonight..Clearing early this evening. Fog patches developing after
midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..Sunny. Fog patches dissipating in the morning. Wind becoming
southwest 20 km/h near noon. High 33. Humidex 41. UV index 8 or very
high.
Monday night..A few clouds. Fog patches developing after midnight.
Wind southwest 20 km/h becoming light in the evening. Low 22.

St. Catharines - Grimsby - Northern Niagara Region.
Tonight..Clearing early this evening. Fog patches developing after
midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..Sunny. Fog patches dissipating in the morning. Wind becoming
southwest 20 km/h near noon. High 33. Humidex 41. UV index 8 or very
high.
Monday night..Clear. Fog patches developing after midnight. Wind
southwest 20 km/h becoming light in the evening. Low 22.

City of Hamilton.
Tonight..Clearing early this evening. Fog patches developing after
midnight. Wind south 20 km/h becoming light this evening. Low 21. Monday..Sunny. Fog patches dissipating in the morning. Wind becoming
southwest 20 km/h near noon. High 33. Humidex 41. UV index 8 or very
high.
Monday night..A few clouds. Fog patches developing after midnight.
Wind southwest 20 km/h becoming light in the evening. Low 22.

Burlington - Oakville.
Tonight..Clearing early this evening. Wind south 20 km/h becoming
light this evening. Low 21.
Monday..Sunny. Wind becoming south 20 km/h near noon. High 33.
Humidex 40. UV index 8 or very high.
Monday night..Clear. Wind south 20 km/h becoming light in the
evening. Low 22.

Halton Hills - Milton.
Tonight..Clearing early this evening. Wind south 20 km/h becoming
light this evening. Low 21.
Monday..Mainly sunny. Wind becoming south 20 km/h near noon. High 33.
Humidex 40. UV index 8 or very high.
Monday night..Clear. Becoming partly cloudy near midnight. Wind south
20 km/h becoming light in the evening. Low 22.

Mississauga - Brampton.
Tonight..Clearing early this evening. Wind south 20 km/h becoming
light this evening. Low 21.
Monday..Mainly sunny. Wind becoming south 20 km/h near noon. High 33.
Humidex 40. UV index 8 or very high.
Monday night..Clear. Becoming partly cloudy after midnight. Wind
south 20 km/h becoming light in the evening. Low 22.

Caledon.
Tonight..Clearing early this evening. Wind south 20 km/h becoming
light this evening. Low 20.
Monday..Sunny. Becoming a mix of sun and cloud near noon. High 33.
Humidex 40. UV index 8 or very high.
Monday night..Partly cloudy. Low 20.

Vaughan - Richmond Hill - Markham.
Tonight..Clearing early this evening. Wind south 20 km/h becoming
light this evening. Low 21.
Monday..Mainly sunny. Wind becoming south 20 km/h near noon. High 33.
Humidex 40. UV index 8 or very high.
Monday night..Clear. Becoming partly cloudy after midnight. Wind
south 20 km/h becoming light in the evening. Low 22.

Newmarket - Georgina - Northern York Region.
Tonight..Partly cloudy. Clearing this evening. Low 20.
Monday..Sunny. Becoming a mix of sun and cloud in the afternoon.
High 33. Humidex 40. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness near midnight. Low 20.

Pickering - Oshawa - Southern Durham Region.
Tonight..Clear. Fog patches developing after midnight. Wind south
20 km/h becoming light this evening. Low 21.
Monday..Sunny. Fog patches dissipating in the morning. High 31.
Humidex 36. UV index 8 or very high.
Monday night..Clear. Becoming partly cloudy after midnight. Fog
patches developing after midnight. Low 21.

Uxbridge - Beaverton - Northern Durham Region.
Tonight..Partly cloudy. Clearing this evening. Low 20.
Monday..Sunny. High 33. Humidex 40. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness after midnight. Low 20.

Goderich - Bluewater - Southern Huron County.
Tonight..Clearing early this evening. Wind south 20 km/h becoming
light this evening. Low 20.
Monday..Mainly sunny. Increasing cloudiness in the afternoon then
30 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 32. Humidex 40. UV index 8 or very high.
Monday night..Mainly cloudy. 30 percent chance of showers early in
the evening with risk of a thunderstorm. Wind southwest 20 km/h
becoming light in the evening. Low 21.

Wingham - Blyth - Northern Huron County.
Tonight..Clearing early this evening. Wind south 20 km/h becoming
light this evening. Low 20.
Monday..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. Wind becoming southwest 20 km/h
near noon. High 32. Humidex 40. UV index 8 or very high.
Monday night..Cloudy with 30 percent chance of showers early in the
evening then partly cloudy. Risk of a thunderstorm early in the
evening. Wind southwest 20 km/h becoming light in the evening.
Low 21.

Stratford - Mitchell - Southern Perth County.
Tonight..Clearing early this evening. Wind south 20 km/h becoming
light this evening. Low 20.
Monday..Mainly sunny. High 33. Humidex 40. UV index 8 or very high.
Monday night..Partly cloudy. Low 20.

Listowel - Milverton - Northern Perth County.
Tonight..Clearing early this evening. Wind south 20 km/h becoming
light this evening. Low 20.
Monday..Sunny. Increasing cloudiness late in the morning. Wind
becoming southwest 20 km/h near noon. High 32. Humidex 39. UV
index 8 or very high.
Monday night..Partly cloudy. Wind southwest 20 km/h becoming light in
the evening. Low 20.

Kitchener - Cambridge - Region of Waterloo.
Tonight..Clearing early this evening. Wind south 20 km/h becoming
light this evening. Low 20.
Monday..Mainly sunny. High 33. Humidex 40. UV index 8 or very high.
Monday night..A few clouds. Low 20.

Guelph - Erin - Southern Wellington County.
Tonight..Clearing early this evening. Wind south 20 km/h becoming
light this evening. Low 20.
Monday..Sunny. High 33. Humidex 40. UV index 8 or very high.
Monday night..A few clouds. Low 20.

Mount Forest - Arthur - Northern Wellington County.
Tonight..Clearing early this evening. Wind south 20 km/h becoming
light this evening. Low 20.
Monday..Sunny. Increasing cloudiness late in the morning. Wind
becoming southwest 20 km/h near noon. High 32. Humidex 39. UV
index 8 or very high.
Monday night..Partly cloudy. Wind southwest 20 km/h becoming light in
the evening. Low 20.

Orangeville - Grand Valley - Southern Dufferin County.
Tonight..Clearing early this evening. Wind south 20 km/h becoming
light this evening. Low 20.
Monday..Sunny. Becoming a mix of sun and cloud near noon. Wind
becoming southwest 20 km/h near noon. High 32. Humidex 39. UV
index 8 or very high.
Monday night..Partly cloudy. Wind southwest 20 km/h becoming light in
the evening. Low 20.

Shelburne - Mansfield - Northern Dufferin County.
Tonight..Clearing early this evening. Wind south 20 km/h becoming
light this evening. Low 20.
Monday..Sunny. Becoming a mix of sun and cloud near noon. Wind
becoming southwest 20 km/h near noon. High 32. Humidex 39. UV
index 8 or very high.
Monday night..Partly cloudy. Wind southwest 20 km/h becoming light in
the evening. Low 20.

Innisfil - New Tecumseth - Angus.
Tonight..Clearing early this evening. Wind south 20 km/h becoming
light this evening. Low 20.
Monday..Sunny. Increasing cloudiness early in the afternoon. Wind
becoming southwest 20 km/h near noon. High 32. Humidex 39. UV
index 8 or very high.
Monday night..Partly cloudy. Wind southwest 20 km/h becoming light in
the evening. Low 20.

Saugeen Shores - Kincardine - Southern Bruce County.
Tonight..Partly cloudy. Clearing this evening. Low 21.
Monday..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 near
noon. High 32. Humidex 40. UV index 8 or very high.
Monday night..Cloudy with 30 percent chance of showers early in the
evening then partly cloudy. Risk of a thunderstorm early in the
evening. Low 21.

Bruce Peninsula - Sauble Beach - Tobermory.
Tonight..A few clouds. Wind becoming south 20 km/h this evening.
Low 21.
Monday..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 southwest 20 km/h becoming
light near noon. High 30. Humidex 38. UV index 8 or very high.
Monday night..Partly cloudy. 30 percent chance of showers early in
the evening. 40 percent chance of showers overnight. Risk of a
thunderstorm. Low 21.

Hanover - Dundalk - Southern Grey County.
Tonight..Partly cloudy. Clearing this evening. Low 21.
Monday..Sunny. Increasing cloudiness late in the morning then
30 percent chance of showers in the afternoon. Risk of a
thunderstorm in the afternoon. Wind becoming southwest 20 km/h near
noon. High 32. Humidex 40. UV index 8 or very high.
Monday night..Partly cloudy. 30 percent chance of showers early in
the evening with risk of a thunderstorm. Low 21.

Owen Sound - Blue Mountains - Northern Grey County.
Tonight..A few clouds. Low 21.
Monday..Sunny 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 near
noon. High 32. Humidex 40. UV index 8 or very high.
Monday night..Partly cloudy. 30 percent chance of showers early in
the evening with risk of a thunderstorm. Low 21.

Barrie - Collingwood - Hillsdale.
Tonight..Partly cloudy. Clearing this evening. Low 21.
Monday..Sunny 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 near
noon. High 32. Humidex 40. UV index 8 or very high.
Monday night..Partly cloudy. 30 percent chance of showers early in
the evening with risk of a thunderstorm. Low 21.

Midland - Coldwater - Orr Lake.
Tonight..Partly cloudy. Clearing this evening. Low 21.
Monday..Mainly sunny. Increasing cloudiness near noon then 30 percent
chance of showers in the afternoon. Risk of a thunderstorm in the
afternoon. Wind becoming southwest 20 km/h near noon. High 32.
Humidex 40. UV index 8 or very high.
Monday night..Cloudy. 30 percent chance of showers early in the
evening with risk of a thunderstorm. Clearing late in the evening.
Low 21.

Orillia - Lagoon City - Washago.
Tonight..Partly cloudy. Clearing this evening. Low 21.
Monday..Sunny in the morning and early in the afternoon 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 near noon. High 32. Humidex 40. UV index 8 or very high.
Monday night..Partly cloudy. 30 percent chance of showers early in
the evening with risk of a thunderstorm. Low 21.

Cobourg - Colborne - Western Northumberland County.
Tonight..Clear. Fog patches developing after midnight. Wind south
20 km/h becoming light this evening. Low 21.
Monday..Sunny. Fog patches dissipating in the morning. High 31.
Humidex 36. UV index 8 or very high.
Monday night..Clear. Fog patches developing after midnight. Low 21.

Belleville - Quinte West - Eastern Northumberland County.
Tonight..Clear. Fog patches developing after midnight. Wind south
20 km/h becoming light this evening. Low 21.
Monday..Sunny. Fog patches dissipating in the morning. High 31.
Humidex 36. UV index 8 or very high.
Monday night..Clear. Fog patches developing after midnight. Low 21.

Picton - Sandbanks Park.
Tonight..Clear. Fog patches developing after midnight. Wind south
20 km/h becoming light this evening. Low 21.
Monday..Sunny. Fog patches dissipating in the morning. High 31.
Humidex 36. UV index 8 or very high.
Monday night..Clear. Fog patches developing after midnight. Low 21.

Napanee - Consecon.
Tonight..Clear. Fog patches developing after midnight. Wind south
20 km/h becoming light this evening. Low 21.
Monday..Sunny. Fog patches dissipating in the morning. High 31.
Humidex 36. UV index 8 or very high.
Monday night..Clear. Fog patches developing after midnight. Low 21.

Kingston - Odessa - Frontenac Islands.
Tonight..Clear. Fog patches developing after midnight. Wind south
20 km/h becoming light this evening. Low 21.
Monday..Sunny. Fog patches dissipating in the morning. High 31.
Humidex 36. UV index 8 or very high.
Monday night..Clear. Fog patches developing after midnight. Low 21.

Lindsay - Southern Kawartha Lakes.
Tonight..Partly cloudy. Clearing this evening. Low 20.
Monday..Sunny. High 33. Humidex 40. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness after midnight. Low 20.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Tonight..Partly cloudy. Clearing this evening. Low 20.
Monday..Sunny. High 33. Humidex 40. UV index 8 or very high.
Monday night..Partly cloudy. Low 20.

Peterborough City - Lakefield - Southern Peterborough County.
Tonight..Partly cloudy. Clearing this evening. Low 20.
Monday..Sunny. High 33. Humidex 40. UV index 8 or very high.
Monday night..Clear. Becoming partly cloudy overnight. Low 20.

Apsley - Woodview - Northern Peterborough County.
Tonight..Partly cloudy. Clearing this evening. Low 20.
Monday..Sunny. High 33. Humidex 40. UV index 8 or very high.
Monday night..A few clouds. Low 20.

Stirling - Tweed - Madoc.
Tonight..Clear. Fog patches developing after midnight. Wind south
20 km/h becoming light this evening. Low 21.
Monday..Sunny. Fog patches dissipating in the morning. High 31.
Humidex 36. UV index 8 or very high.
Monday night..Clear. Fog patches developing after midnight. Low 21.

Tamworth - Sydenham - South Frontenac.
Tonight..Clear. Fog patches developing after midnight. Wind south
20 km/h becoming light this evening. Low 21.
Monday..Sunny. Fog patches dissipating in the morning. High 31.
Humidex 36. UV index 8 or very high.
Monday night..Clear. Fog patches developing after midnight. Low 21.

Kaladar - Bannockburn - Bon Echo Park.
Tonight..Clearing early this evening. Low 20.
Monday..Sunny. High 33. Humidex 38. UV index 8 or very high.
Monday night..Clear. Low 21.

Bancroft - Hastings Highlands - Denbigh.
Tonight..Partly cloudy. Clearing this evening. Low 19.
Monday..Sunny. High 32. Humidex 39. UV index 8 or very high.
Monday night..A few clouds. Low 19.

Gananoque - Mallorytown.
Tonight..Clearing early this evening. Low 20.
Monday..Sunny. High 34. Humidex 42. UV index 8 or very high.
Monday night..Clear. Low 21.

Brockville - Prescott.
Tonight..Clearing early this evening. Low 20.
Monday..Sunny. High 34. Humidex 42. UV index 8 or very high.
Monday night..Clear. Low 21.

Westport - Charleston Lake.
Tonight..Clearing early this evening. Low 20.
Monday..Sunny. High 34. Humidex 42. UV index 8 or very high.
Monday night..Clear. Low 21.

Merrickville-Wolford - Kemptville.
Tonight..Clearing early this evening. Low 20.
Monday..Sunny. High 34. Humidex 42. UV index 8 or very high.
Monday night..Clear. Low 21.

Ottawa North - Kanata - Orl‚ans.
Tonight..Clearing early this evening. Low 20.
Monday..Sunny. High 34. Humidex 42. UV index 8 or very high.
Monday night..Clear. Low 21.

Ottawa South - Richmond - Metcalfe.
Tonight..Clearing early this evening. Low 20.
Monday..Sunny. High 34. Humidex 42. UV index 8 or very high.
Monday night..Clear. Low 21.

Gatineau.
Tonight..Clearing early this evening. Low 20.
Monday..Sunny. High 34. Humidex 42. UV index 8 or very high.
Monday night..Clear. Low 21.

Prescott and Russell.
Tonight..Clearing early this evening. Low 20.
Monday..Sunny. High 34. Humidex 42. UV index 8 or very high.
Monday night..Clear. Low 21.

Morrisburg - Long Sault.
Tonight..Clearing early this evening. Low 20.
Monday..Sunny. High 34. Humidex 42. UV index 8 or very high.
Monday night..Clear. Low 21.

Cornwall - Lancaster.
Tonight..Clearing early this evening. Low 20.
Monday..Sunny. High 34. Humidex 42. UV index 8 or very high.
Monday night..Clear. Low 21.

Winchester - Newington.
Tonight..Clearing early this evening. Low 20.
Monday..Sunny. High 34. Humidex 42. UV index 8 or very high.
Monday night..Clear. Low 21.

Maxville - Alexandria.
Tonight..Clearing early this evening. Low 20.
Monday..Sunny. High 34. Humidex 42. UV index 8 or very high.
Monday night..Clear. Low 21.

Plevna - Sharbot Lake - Western Lanark County.
Tonight..Clearing early this evening. Low 20.
Monday..Sunny. High 33. Humidex 38. UV index 8 or very high.
Monday night..Clear. Low 21.

Smiths Falls - Perth - Eastern Lanark County.
Tonight..Clearing early this evening. Low 20.
Monday..Sunny. High 33. Humidex 38. UV index 8 or very high.
Monday night..Clear. Low 21.

Port Carling - Port Severn.
Tonight..Partly cloudy. Clearing this evening. Low 21.
Monday..Sunny 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 near
noon. High 31. Humidex 38. UV index 8 or very high.
Monday night..Cloudy. 30 percent chance of showers early in the
evening with risk of a thunderstorm. Clearing near midnight. Wind
southwest 20 km/h becoming light in the evening. Low 20.

Bracebridge - Gravenhurst.
Tonight..Partly cloudy. Clearing this evening. Low 21.
Monday..Sunny 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 near
noon. High 31. Humidex 38. UV index 8 or very high.
Monday night..Partly cloudy. 30 percent chance of showers early in
the evening with risk of a thunderstorm. Wind southwest 20 km/h
becoming light in the evening. Low 20.

Town of Parry Sound - Rosseau - Killbear Park.
Tonight..Partly cloudy. Low 21.
Monday..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 near noon. High 31. Humidex 38. UV index 8 or very high.
Monday night..Mainly cloudy. 30 percent chance of showers early in
the evening with risk of a thunderstorm. Wind southwest 20 km/h
becoming light in the evening. Low 20.

Huntsville - Baysville.
Tonight..Partly cloudy. Clearing this evening. Low 21.
Monday..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 near
noon. High 31. Humidex 38. UV index 8 or very high.
Monday night..Mainly cloudy. 30 percent chance of showers early in
the evening with risk of a thunderstorm. Wind southwest 20 km/h
becoming light in the evening. Low 20.

Haliburton - Minden - Southern Haliburton County.
Tonight..Partly cloudy. Clearing this evening. Low 19.
Monday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind
becoming southwest 20 km/h near noon. High 32. Humidex 39. UV
index 8 or very high.
Monday night..Partly cloudy. Wind southwest 20 km/h becoming light in
the evening. Low 19.

Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Tonight..Partly cloudy. Clearing this evening. Low 19.
Monday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind
becoming southwest 20 km/h near noon. High 32. Humidex 39. UV
index 8 or very high.
Monday night..Partly cloudy. Wind southwest 20 km/h becoming light in
the evening. Low 19.

Barry's Bay - Killaloe.
Tonight..Partly cloudy. Clearing this evening. Low 19.
Monday..Sunny. High 32. Humidex 39. UV index 8 or very high.
Monday night..Partly cloudy. Low 19.

Renfrew - Arnprior - Calabogie.
Tonight..Partly cloudy. Clearing this evening. Low 19.
Monday..Sunny. High 32. Humidex 39. UV index 8 or very high.
Monday night..A few clouds. Low 19.

Petawawa - Pembroke - Cobden.
Tonight..Partly cloudy. Clearing this evening. Low 19.
Monday..Sunny. High 32. Humidex 39. UV index 8 or very high.
Monday night..Partly cloudy. Low 19.

Western Algonquin Park - Lake of Two Rivers.
Tonight..Partly cloudy. Clearing this evening. Low 21.
Monday..Sunny in the morning and early in the afternoon 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 near noon. High 31. Humidex 38. UV index 8 or very high.
Monday night..Mainly cloudy. 30 percent chance of showers early in
the evening with risk of a thunderstorm. Wind southwest 20 km/h
becoming light in the evening. Low 20.

Deep River - Whitney - Eastern Algonquin Park.
Tonight..Partly cloudy. Clearing this evening. Low 19.
Monday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind
becoming southwest 20 km/h near noon. High 32. Humidex 39. UV
index 8 or very high.
Monday night..Mainly cloudy. Wind southwest 20 km/h becoming light in
the evening. Low 19.

Bayfield Inlet - Dunchurch.
Tonight..A few clouds. Low 21.
Monday..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 near
noon. High 31. Humidex 38. UV index 8 or very high.
Monday night..Mainly cloudy. 30 percent chance of showers early in
the evening with risk of a thunderstorm. Wind southwest 20 km/h
becoming light in the evening. Low 20.

South River - Burk's Falls.
Tonight..A few clouds. Low 21.
Monday..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 near
noon. High 31. Humidex 38. UV index 8 or very high.
Monday night..Mainly cloudy. 30 percent chance of showers early in
the evening with risk of a thunderstorm. Wind southwest 20 km/h
becoming light in the evening. Low 20.

End
$$$$^^

--- up 1 week, 2 days, 9 hours, 28 minutes
* Origin: Northern Realms (1:229/664)

FPCN11 CWTO 131500
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 11:00 a.m. EDT Wednesday 13 August 2025 for
today and Thursday.
The next scheduled forecast will be issued at 3:30 p.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 8 or very 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 8 or very 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..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.
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 7 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 8 or very 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 8 or very 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..A mix of sun and cloud with 40 percent chance of showers and
risk of a thunderstorm. High 29. Humidex 36. UV index 7 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 7 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..Cloudy with 40 percent chance of showers and risk of a
thunderstorm. High 29. Humidex 37. 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..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 near noon.
High 27. Humidex 35. UV index 7 or 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..Clearing this afternoon. 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 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..Cloudy with 30 percent chance of showers 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 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 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 near noon.
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..Cloudy with 30 percent chance of showers near noon then a mix
of sun and cloud. 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..Clearing this afternoon. 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..Clearing this afternoon. 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..Clearing this afternoon. 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..Clearing this afternoon. 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..Cloudy with 30 percent chance of showers near noon then a mix
of sun and cloud. 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 near noon.
Clearing this afternoon. 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..Cloudy with 30 percent chance of showers near noon. Clearing
this afternoon. 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..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. Wind southwest 20 km/h. High 29. Humidex 37. 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..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. Wind southwest 20 km/h. 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..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. Wind southwest 20 km/h. 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..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. Wind southwest 20 km/h. 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..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. Wind southwest 20 km/h. 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..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. Wind southwest 20 km/h. 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..Mainly cloudy with 40 percent chance of showers and risk of a
thunderstorm. Wind southwest 20 km/h. 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 with 30 percent chance of showers and risk of a
thunderstorm. Wind northwest 20 km/h. 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 with 30 percent chance of showers and 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..A few showers ending near noon then a mix of sun and cloud
with 30 percent chance of showers. 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 with 30 percent chance of showers and 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..A mix of sun and cloud with 30 percent chance of showers and
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 with 30 percent chance of showers and 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..A few showers ending near noon then mainly cloudy with
30 percent chance of showers. 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 with 30 percent chance of showers and 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..A few showers ending near noon then a mix of sun and cloud
with 30 percent chance of showers. 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..A few showers ending near noon then a mix of sun and cloud
with 30 percent chance of showers. 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..A few showers ending near noon then a mix of sun and cloud
with 30 percent chance of showers. 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..A few showers ending near noon then a mix of sun and cloud
with 30 percent chance of showers. 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..A few showers ending near noon then a mix of sun and cloud
with 30 percent chance of showers. 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 with 30 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 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 with 30 percent chance of showers and 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..Clearing this afternoon. 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..Clearing this afternoon. 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..Sunny. 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..Clearing this afternoon. 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..Cloudy with 30 percent chance of showers near noon then a mix
of sun and cloud. Risk of a thunderstorm near noon. 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. 30 percent chance of showers near noon with
risk of a thunderstorm. 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 with 30 percent chance of showers and risk of a
thunderstorm. Clearing this afternoon. Wind northwest 20 km/h.
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 with 30 percent chance of showers and risk of a
thunderstorm. Wind northwest 20 km/h. 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 with 30 percent chance of showers and
risk of a thunderstorm. Clearing this afternoon. Wind northwest
20 km/h. 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.

Western Algonquin Park - Lake of Two Rivers.
Today..Clearing this afternoon. High 27. Humidex 32. UV index 7 or
high.
Tonight..Clear. Low 14.
Thursday..Clearing in the morning. High 24. Humidex 28. UV index 7 or
high.

Deep River - Whitney - Eastern Algonquin Park.
Today..Clearing this afternoon. High 27. Humidex 32. UV index 7 or
high.
Tonight..Clear. Low 14.
Thursday..A mix of sun and cloud. Becoming sunny in the morning.
High 24. Humidex 28. UV index 7 or high.

Bayfield Inlet - Dunchurch.
Today..A mix of sun and cloud. High 26. Humidex 31. UV index 7 or
high.
Tonight..A few clouds. Low 16.
Thursday..A mix of sun and cloud. Becoming sunny in the morning.
High 25. Humidex 28. UV index 7 or high.

South River - Burk's Falls.
Today..A mix of sun and cloud. High 26. Humidex 31. UV index 7 or
high.
Tonight..A few clouds. Low 16.
Thursday..A mix of sun and cloud. Becoming sunny in the morning.
High 25. Humidex 28. UV index 7 or high.

End
$$$$^^

--- up 2 days, 3 hours, 46 minutes
* Origin: Northern Realms (1:229/664)

FPCN11 CWTO 131930
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 3:30 p.m. EDT Wednesday 13 August 2025 for
tonight Thursday and Thursday night.
The next scheduled forecast will be issued at 5:00 a.m. EDT Thursday.

City of Toronto.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Low 17. Thursday..Mainly sunny. High 29. Humidex 35. UV index 7 or high.
Thursday night..A few clouds. Low 18.

Windsor - Leamington - Essex County.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Fog patches developing after
midnight. Low 16.
Thursday..Mainly sunny. Fog patches dissipating in the morning.
High 28. Humidex 34. UV index 8 or very high.
Thursday night..A few clouds. Fog patches developing after midnight.
Low 15.

Chatham-Kent - Rondeau Park.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Fog patches developing after
midnight. Low 16.
Thursday..Mainly sunny. Fog patches dissipating in the morning.
High 28. Humidex 34. UV index 8 or very high.
Thursday night..Clear. Fog patches developing after midnight. Low 15.

Sarnia - Petrolia - Western Lambton County.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Fog patches developing after
midnight. Low 14.
Thursday..Mainly sunny. Fog patches dissipating in the morning.
High 27. Humidex 30. UV index 8 or very high.
Thursday night..Clear. Fog patches developing after midnight. Low 15.

Watford - Pinery Park - Eastern Lambton County.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Clearing near midnight. Fog
patches developing after midnight. Low 14.
Thursday..Sunny. Fog patches dissipating in the morning. High 27.
Humidex 30. UV index 8 or very high.
Thursday night..Clear. Fog patches developing after midnight. Low 15.

Rodney - Shedden - Western Elgin County.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Fog patches developing after
midnight. Low 14.
Thursday..A mix of sun and cloud. Clearing near noon. Fog patches
dissipating in the morning. High 28. Humidex 32. UV index 8 or very
high.
Thursday night..Clear. Fog patches developing after midnight. Low 15.

St. Thomas - Aylmer - Eastern Elgin County.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Fog
patches developing after midnight. Low 14.
Thursday..Mainly sunny. Fog patches dissipating in the morning.
High 28. Humidex 32. UV index 8 or very high.
Thursday night..Clear. Fog patches developing after midnight. Low 15.

Strathroy - Komoka - Western Middlesex County.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Fog patches developing after
midnight. Low 14.
Thursday..Mainly sunny. Fog patches dissipating in the morning.
High 28. Humidex 31. UV index 8 or very high.
Thursday night..Clear. Fog patches developing after midnight. Low 15.

London - Parkhill - Eastern Middlesex County.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Fog
patches developing after midnight. Low 14.
Thursday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 31. UV index 8 or very high.
Thursday night..Clear. Fog patches developing after midnight. Low 15.

Simcoe - Delhi - Norfolk.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Fog
patches developing after midnight. Low 14.
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.
Thursday night..Clearing in the evening. Fog patches developing after
midnight. Low 14.

Dunnville - Caledonia - Haldimand.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing late this evening. Fog
patches developing after midnight. Low 15.
Thursday..Mainly sunny. Fog patches dissipating in the morning.
High 28. Humidex 32. UV index 8 or very high.
Thursday night..Clear. Fog patches developing after midnight. Low 16.

Woodstock - Tillsonburg - Oxford County.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Fog
patches developing after midnight. Low 14.
Thursday..Sunny. Becoming a mix of sun and cloud in the afternoon.
Fog patches dissipating in the morning. High 29. Humidex 33. UV
index 8 or very high.
Thursday night..Clear. Fog patches developing after midnight. Low 16.

Brantford - County of Brant.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Fog
patches developing after midnight. Low 14.
Thursday..Sunny. Becoming a mix of sun and cloud late in the morning.
Fog patches dissipating in the morning. High 29. Humidex 33. UV
index 8 or very high.
Thursday night..A few clouds. Fog patches developing after midnight.
Low 16.

Niagara Falls - Welland - Southern Niagara Region.
Tonight..Mainly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing late this evening. Fog
patches developing after midnight. Low 18.
Thursday..A mix of sun and cloud. Becoming sunny in the morning. Fog
patches dissipating in the morning. High 28. Humidex 34. UV index 8
or very high.
Thursday night..Clear. Fog patches developing after midnight. Low 17.

St. Catharines - Grimsby - Northern Niagara Region.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Fog patches developing after
midnight. Low 18.
Thursday..Mainly sunny. Fog patches dissipating in the morning.
High 28. Humidex 34. UV index 8 or very high.
Thursday night..Clear. Fog patches developing after midnight. Low 17.

City of Hamilton.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing late this evening. Fog
patches developing after midnight. Low 16.
Thursday..Mainly sunny. Fog patches dissipating in the morning.
High 28. Humidex 33. UV index 8 or very high.
Thursday night..A few clouds. Fog patches developing after midnight.
Low 16.

Burlington - Oakville.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Low 15. Thursday..Mainly sunny. High 28. Humidex 34. UV index 8 or very high.
Thursday night..Partly cloudy. Becoming clear after midnight. Fog
patches developing after midnight. Low 17.

Halton Hills - Milton.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Low 15.
Thursday..A mix of sun and cloud. High 28. Humidex 34. UV index 8 or
very high.
Thursday night..Mainly cloudy. Clearing near midnight. Fog patches
developing after midnight. Low 17.

Mississauga - Brampton.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Low 15. Thursday..Mainly sunny. High 28. Humidex 34. UV index 8 or very high.
Thursday night..Partly cloudy. Fog patches developing after midnight.
Low 17.

Caledon.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Fog
patches developing after midnight. Low 14.
Thursday..A mix of sun and cloud. Fog patches dissipating in the
morning. High 27. Humidex 32. UV index 8 or very high.
Thursday night..Mainly cloudy. Clearing after midnight. Fog patches
developing after midnight. Low 14.

Vaughan - Richmond Hill - Markham.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening.
Low 16.
Thursday..Mainly sunny. High 28. Humidex 33. UV index 8 or very high.
Thursday night..A few clouds. Fog patches developing after midnight.
Low 16.

Newmarket - Georgina - Northern York Region.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Low 16.
Thursday..A mix of sun and cloud. High 29. Humidex 34. UV index 8 or
very high.
Thursday night..Partly cloudy. Fog patches developing after midnight.
Low 16.

Pickering - Oshawa - Southern Durham Region.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening then clear. Risk of a thunderstorm early this evening.
Low 16.
Thursday..Mainly sunny. High 28. Humidex 33. UV index 7 or high.
Thursday night..A few clouds. Fog patches developing after midnight.
Low 16.

Uxbridge - Beaverton - Northern Durham Region.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Low 16. Thursday..Sunny. Becoming a mix of sun and cloud in the morning.
High 29. Humidex 34. UV index 8 or very high.
Thursday night..A few clouds. Fog patches developing after midnight.
Low 16.

Goderich - Bluewater - Southern Huron County.
Tonight..Clear. Fog patches developing after midnight. Low 14.
Thursday..Mainly sunny. Fog patches dissipating in the morning.
High 28. Humidex 31. UV index 8 or very high.
Thursday night..Clear. Low 16.

Wingham - Blyth - Northern Huron County.
Tonight..Clear. Fog patches developing after midnight. Low 14.
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.
Thursday night..Clearing in the evening. Low 16.

Stratford - Mitchell - Southern Perth County.
Tonight..Clearing early this evening. Fog patches developing after
midnight. Low 14.
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.
Thursday night..Clear. Low 16.

Listowel - Milverton - Northern Perth County.
Tonight..Clearing early this evening. Fog patches developing after
midnight. Low 14.
Thursday..Sunny. Becoming a mix of sun and cloud late in the morning.
Fog patches dissipating in the morning. High 28. Humidex 31. UV
index 8 or very high.
Thursday night..Clearing late in the evening. Low 16.

Kitchener - Cambridge - Region of Waterloo.
Tonight..Mainly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Fog
patches developing after midnight. Low 13.
Thursday..Mainly sunny. Increasing cloudiness late in the morning.
Fog patches dissipating in the morning. High 28. Humidex 33. UV
index 8 or very high.
Thursday night..A few clouds. Fog patches developing after midnight.
Low 14.

Guelph - Erin - Southern Wellington County.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Clearing this evening. Fog
patches developing after midnight. Low 13.
Thursday..Increasing cloudiness. Fog patches dissipating in the
morning. High 28. Humidex 33. UV index 8 or very high.
Thursday night..Mainly cloudy. Clearing after midnight. Fog patches
developing after midnight. Low 14.

Mount Forest - Arthur - Northern Wellington County.
Tonight..Clear. Fog patches developing after midnight. Low 13. Thursday..Increasing cloudiness early in the morning. Fog patches
dissipating in the morning. High 28. Humidex 33. UV index 7 or high.
Thursday night..Partly cloudy. Clearing after midnight. Low 14.

Orangeville - Grand Valley - Southern Dufferin County.
Tonight..Clearing early this evening. Fog patches developing after
midnight. Low 14.
Thursday..A mix of sun and cloud. Becoming cloudy near noon. Fog
patches dissipating in the morning. High 27. Humidex 32. UV index 7
or high.
Thursday night..Cloudy. Becoming partly cloudy late in the evening.
Low 14.

Shelburne - Mansfield - Northern Dufferin County.
Tonight..Clear. Fog patches developing after midnight. Low 14.
Thursday..A mix of sun and cloud. Becoming cloudy near noon. Fog
patches dissipating in the morning. High 27. Humidex 32. UV index 7
or high.
Thursday night..Cloudy. Becoming partly cloudy late in the evening.
Fog patches developing after midnight. Low 14.

Innisfil - New Tecumseth - Angus.
Tonight..Clear. Becoming partly cloudy after midnight. Fog patches
developing after midnight. Low 14.
Thursday..A mix of sun and cloud. Fog patches dissipating in the
morning. High 27. Humidex 32. UV index 8 or very high.
Thursday night..Partly cloudy. Fog patches developing after midnight.
Low 14.

Saugeen Shores - Kincardine - Southern Bruce County.
Tonight..Clear. Becoming partly cloudy overnight. Fog patches
developing after midnight. Low 15.
Thursday..A mix of sun and cloud. Fog patches dissipating in the
morning. High 26. Humidex 32. UV index 8 or very high.
Thursday night..Clear. Low 15.

Bruce Peninsula - Sauble Beach - Tobermory.
Tonight..Clear. Fog patches developing after midnight. Low 17.
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.
Thursday night..Clear. Low 16.

Hanover - Dundalk - Southern Grey County.
Tonight..Clear. Becoming partly cloudy before morning. Fog patches
developing after midnight. Low 13.
Thursday..A mix of sun and cloud. Fog patches dissipating in the
morning. High 26. Humidex 31. UV index 8 or very high.
Thursday night..Mainly cloudy. Clearing near midnight. Low 15.

Owen Sound - Blue Mountains - Northern Grey County.
Tonight..Clear. Becoming partly cloudy after midnight. Fog patches
developing after midnight. Low 13.
Thursday..A mix of sun and cloud. Clearing near noon. Fog patches
dissipating in the morning. High 26. Humidex 31. UV index 8 or very
high.
Thursday night..A few clouds. Low 15.

Barrie - Collingwood - Hillsdale.
Tonight..Clear. Fog patches developing after midnight. Low 16. Thursday..Increasing cloudiness in the morning. Fog patches
dissipating in the morning. High 27. Humidex 32. UV index 8 or very
high.
Thursday night..Partly cloudy. Fog patches developing after midnight.
Low 16.

Midland - Coldwater - Orr Lake.
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.
Thursday night..Partly cloudy. Fog patches developing after midnight.
Low 16.

Orillia - Lagoon City - Washago.
Tonight..Clear. Fog patches developing after midnight. Low 16. Thursday..Increasing cloudiness early in the morning. Fog patches
dissipating in the morning. High 27. Humidex 32. UV index 7 or high.
Thursday night..Partly cloudy. Fog patches developing after midnight.
Low 16.

Cobourg - Colborne - Western Northumberland County.
Tonight..Partly cloudy with 30 percent chance of showers this evening
then clear. Risk of a thunderstorm this evening. Low 16.
Thursday..Sunny. Increasing cloudiness early in the afternoon.
High 29. Humidex 34. UV index 7 or high.
Thursday night..Mainly cloudy. Clearing after midnight. Low 15.

Belleville - Quinte West - Eastern Northumberland County.
Tonight..Partly cloudy with 30 percent chance of showers this evening
then clear. Risk of a thunderstorm this evening. Low 16.
Thursday..Sunny. Increasing cloudiness early in the afternoon.
High 29. Humidex 34. UV index 7 or high.
Thursday night..Mainly cloudy. Clearing after midnight. Low 15.

Picton - Sandbanks Park.
Tonight..Partly cloudy with 30 percent chance of showers this evening
then clear. Risk of a thunderstorm this evening. Low 17.
Thursday..Sunny. Increasing cloudiness early in the afternoon.
High 27. Humidex 33. UV index 7 or high.
Thursday night..Mainly cloudy. Clearing after midnight. Low 14.

Napanee - Consecon.
Tonight..Partly cloudy with 30 percent chance of showers this evening
then clear. Risk of a thunderstorm this evening. Low 17.
Thursday..Sunny. Increasing cloudiness early in the afternoon.
High 29. Humidex 34. UV index 7 or high.
Thursday night..Mainly cloudy. Clearing after midnight. Low 14.

Kingston - Odessa - Frontenac Islands.
Tonight..Partly cloudy. 30 percent chance of showers this evening
with risk of a thunderstorm. Low 17.
Thursday..Mainly sunny. High 29. Humidex 34. UV index 8 or very high.
Thursday night..Clear. Low 14.

Lindsay - Southern Kawartha Lakes.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Low 14.
Thursday..Sunny. Becoming a mix of sun and cloud in the morning.
High 29. Humidex 34. UV index 7 or high.
Thursday night..Partly cloudy. Fog patches developing after midnight.
Low 14.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Low 14.
Thursday..Increasing cloudiness early in the morning. High 29.
Humidex 34. UV index 7 or high.
Thursday night..Partly cloudy. Low 14.

Peterborough City - Lakefield - Southern Peterborough County.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Low 14. Thursday..Sunny. Becoming a mix of sun and cloud in the morning.
High 29. Humidex 34. UV index 7 or high.
Thursday night..Partly cloudy. Fog patches developing after midnight.
Low 14.

Apsley - Woodview - Northern Peterborough County.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening. Otherwise clear. Risk of a thunderstorm early this evening.
Low 14.
Thursday..Increasing cloudiness in the morning. High 29. Humidex 34.
UV index 7 or high.
Thursday night..Partly cloudy. Low 14.

Stirling - Tweed - Madoc.
Tonight..Partly cloudy with 30 percent chance of showers this evening
then clear. Risk of a thunderstorm this evening. Low 16.
Thursday..Increasing cloudiness. High 29. Humidex 33. UV index 7 or
high.
Thursday night..Partly cloudy. Low 14.

Tamworth - Sydenham - South Frontenac.
Tonight..Partly cloudy. 30 percent chance of showers this evening
with risk of a thunderstorm. Low 16.
Thursday..Mainly sunny. High 29. Humidex 33. UV index 8 or very high.
Thursday night..Clear. Low 14.

Kaladar - Bannockburn - Bon Echo Park.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Clearing this evening. Low 16. Thursday..Mainly sunny. Increasing cloudiness late in the morning.
High 28. Humidex 31. UV index 7 or high.
Thursday night..A few clouds. Low 14.

Bancroft - Hastings Highlands - Denbigh.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Clearing this evening. Low 13. Thursday..A mix of sun and cloud. High 26. Humidex 29. UV index 7 or
high.
Thursday night..Partly cloudy. Low 10.

Gananoque - Mallorytown.
Tonight..Partly cloudy. 30 percent chance of showers this evening
with risk of a thunderstorm. Low 17.
Thursday..Mainly sunny. High 28. Humidex 33. UV index 8 or very high.
Thursday night..Clear. Low 12.

Brockville - Prescott.
Tonight..Partly cloudy. 30 percent chance of showers this evening
with risk of a thunderstorm. Low 17.
Thursday..Clearing. High 28. Humidex 33. UV index 8 or very high.
Thursday night..Clear. Low 12.

Westport - Charleston Lake.
Tonight..Partly cloudy. 30 percent chance of showers this evening
with risk of a thunderstorm. Low 17.
Thursday..A mix of sun and cloud. High 28. Humidex 33. UV index 7 or
high.
Thursday night..Clear. Low 12.

Merrickville-Wolford - Kemptville.
Tonight..Partly cloudy. 30 percent chance of showers this evening
with risk of a thunderstorm. Low 17.
Thursday..A mix of sun and cloud. High 28. Humidex 33. UV index 7 or
high.
Thursday night..Clear. Low 12.

Ottawa North - Kanata - Orl‚ans.
Tonight..Partly cloudy. 30 percent chance of showers this evening
with risk of a thunderstorm. Low 17.
Thursday..A mix of sun and cloud. High 27. Humidex 30. UV index 7 or
high.
Thursday night..Clear. Low 13.

Ottawa South - Richmond - Metcalfe.
Tonight..Partly cloudy. 30 percent chance of showers this evening
with risk of a thunderstorm. Low 17.
Thursday..A mix of sun and cloud. High 27. Humidex 30. UV index 7 or
high.
Thursday night..Clear. Low 13.

Gatineau.
Tonight..Partly cloudy with 30 percent chance of showers this evening
and risk of a thunderstorm. Clearing overnight. Low 17.
Thursday..A mix of sun and cloud. Clearing late in the afternoon.
High 27. Humidex 30. UV index 7 or high.
Thursday night..Clear. Low 13.

Prescott and Russell.
Tonight..Partly cloudy. 30 percent chance of showers this evening
with risk of a thunderstorm. Low 16.
Thursday..A mix of sun and cloud. High 27. Humidex 30. UV index 7 or
high.
Thursday night..Clear. Low 14.

Morrisburg - Long Sault.
Tonight..Partly cloudy. 30 percent chance of showers this evening
with risk of a thunderstorm. Low 16.
Thursday..A mix of sun and cloud. High 27. Humidex 32. UV index 8 or
very high.
Thursday night..Clear. Low 12.

Cornwall - Lancaster.
Tonight..Partly cloudy. 30 percent chance of showers this evening
with risk of a thunderstorm. Low 16.
Thursday..A mix of sun and cloud. Clearing late in the afternoon.
High 27. Humidex 32. UV index 8 or very high.
Thursday night..Clear. Low 12.

Winchester - Newington.
Tonight..Partly cloudy. 30 percent chance of showers this evening
with risk of a thunderstorm. Low 16.
Thursday..A mix of sun and cloud. High 27. Humidex 32. UV index 7 or
high.
Thursday night..Clear. Low 12.

Maxville - Alexandria.
Tonight..Partly cloudy. 30 percent chance of showers this evening
with risk of a thunderstorm. Low 16.
Thursday..A mix of sun and cloud. High 27. Humidex 32. UV index 7 or
high.
Thursday night..Clear. Low 12.

Plevna - Sharbot Lake - Western Lanark County.
Tonight..Partly cloudy with 30 percent chance of showers this evening
and risk of a thunderstorm. Clearing late this evening. Low 17.
Thursday..A mix of sun and cloud. High 27. Humidex 30. UV index 7 or
high.
Thursday night..Clear. Low 13.

Smiths Falls - Perth - Eastern Lanark County.
Tonight..Partly cloudy. 30 percent chance of showers this evening
with risk of a thunderstorm. Low 17.
Thursday..A mix of sun and cloud. Clearing late in the afternoon.
High 27. Humidex 30. UV index 7 or high.
Thursday night..Clear. Low 13.

Port Carling - Port Severn.
Tonight..Clear. Low 14.
Thursday..A mix of sun and cloud. High 27. Humidex 32. UV index 8 or
very high.
Thursday night..Partly cloudy. Low 13.

Bracebridge - Gravenhurst.
Tonight..Clear. Low 14.
Thursday..A mix of sun and cloud. High 27. Humidex 32. UV index 7 or
high.
Thursday night..Partly cloudy. Low 13.

Town of Parry Sound - Rosseau - Killbear Park.
Tonight..A few clouds. Low 14.
Thursday..A mix of sun and cloud. High 27. Humidex 32. UV index 8 or
very high.
Thursday night..Clear. Becoming partly cloudy in the evening. Low 13.

Huntsville - Baysville.
Tonight..A few clouds. Low 13.
Thursday..A mix of sun and cloud. High 26. Humidex 29. UV index 7 or
high.
Thursday night..Clear. Increasing cloudiness near midnight. Low 10.

Haliburton - Minden - Southern Haliburton County.
Tonight..Clear. Low 13.
Thursday..A mix of sun and cloud. High 26. Humidex 30. UV index 7 or
high.
Thursday night..A few clouds. Low 10.

Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Tonight..A few clouds. Low 13.
Thursday..A mix of sun and cloud. High 26. Humidex 30. UV index 7 or
high.
Thursday night..A few clouds. Low 10.

Barry's Bay - Killaloe.
Tonight..Partly cloudy with 30 percent chance of showers early this
evening and risk of a thunderstorm. Clearing this evening. Low 13. Thursday..Clearing. High 26. Humidex 29. UV index 7 or high.
Thursday night..Clear. Becoming partly cloudy after midnight. Low 10.

Renfrew - Arnprior - Calabogie.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Low 14.
Thursday..A mix of sun and cloud. High 26. Humidex 29. UV index 7 or
high.
Thursday night..Clear. Low 10.

Petawawa - Pembroke - Cobden.
Tonight..Partly cloudy. 30 percent chance of showers early this
evening with risk of a thunderstorm. Low 14.
Thursday..Clearing. High 26. Humidex 29. UV index 7 or high.
Thursday night..Clear. Low 10.

Western Algonquin Park - Lake of Two Rivers.
Tonight..A few clouds. Low 11.
Thursday..Mainly sunny. High 25. Humidex 28. UV index 7 or high.
Thursday night..Clear. Becoming partly cloudy after midnight. Low 9.

Deep River - Whitney - Eastern Algonquin Park.
Tonight..A few clouds. Low 11.
Thursday..Mainly sunny. High 25. Humidex 28. UV index 7 or high.
Thursday night..Clear. Becoming partly cloudy after midnight. Low 9.

Bayfield Inlet - Dunchurch.
Tonight..Partly cloudy. Low 14.
Thursday..Mainly sunny. High 27. Humidex 32. UV index 7 or high.
Thursday night..Clear. Becoming partly cloudy near midnight. Low 13.

South River - Burk's Falls.
Tonight..Partly cloudy. Low 13.
Thursday..Mainly sunny. High 26. Humidex 29. UV index 7 or high.
Thursday night..Clear. Becoming partly cloudy near midnight. Low 10.

End
$$$$^^

--- up 2 days, 8 hours, 16 minutes
* Origin: Northern Realms (1:229/664)

FPCN11 CWTO 140900
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 5:00 a.m. EDT Thursday 14 August 2025 for
today and Friday.
The next scheduled forecast will be issued at 11:00 a.m. EDT.

City of Toronto.
Today..Mainly sunny. High 28. Humidex 31. UV index 8 or very high.
Tonight..A few clouds. Low 18.
Friday..Sunny. High 29. Humidex 34. UV index 8 or very high.

Windsor - Leamington - Essex County.
Today..Sunny. Becoming a mix of sun and cloud this afternoon. Fog
patches dissipating this morning. High 28. Humidex 34. UV index 9 or
very high.
Tonight..A few clouds. Fog patches developing after midnight. Low 18.
Friday..A mix of sun and cloud. Becoming sunny near noon. Fog patches
dissipating in the morning. High 30. Humidex 35. UV index 9 or very
high.

Chatham-Kent - Rondeau Park.
Today..Sunny. Fog patches dissipating this morning. High 28. Humidex
34. UV index 9 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 18.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 35. UV index 9 or very high.

Sarnia - Petrolia - Western Lambton County.
Today..Mainly sunny. Fog patches dissipating this morning. Wind
becoming north 20 km/h near noon. High 26. Humidex 31. UV index 8 or
very high.
Tonight..A few clouds. Fog patches developing after midnight. Wind
north 20 km/h becoming light this evening. Low 16.
Friday..A mix of sun and cloud. Fog patches dissipating in the
morning. High 30. Humidex 34. UV index 9 or very high.

Watford - Pinery Park - Eastern Lambton County.
Today..Sunny. Fog patches dissipating this morning. Wind becoming
north 20 km/h near noon. High 26. Humidex 31. UV index 8 or very
high.
Tonight..Clear. Fog patches developing after midnight. Wind north
20 km/h becoming light this evening. Low 16.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 34. UV index 9 or very high.

Rodney - Shedden - Western Elgin County.
Today..Sunny. Fog patches dissipating this morning. High 28. Humidex
31. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 16.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.

St. Thomas - Aylmer - Eastern Elgin County.
Today..Sunny. Fog patches dissipating this morning. High 28. Humidex
31. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 16.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.

Strathroy - Komoka - Western Middlesex County.
Today..Sunny. Fog patches dissipating this morning. High 28. Humidex
31. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 16.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.

London - Parkhill - Eastern Middlesex County.
Today..Mainly sunny. Fog patches dissipating this morning. High 28.
Humidex 31. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 16.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.

Simcoe - Delhi - Norfolk.
Today..Sunny. Becoming a mix of sun and cloud this afternoon. Fog
patches dissipating early this morning. High 28. Humidex 32. UV
index 8 or very high.
Tonight..Clearing this evening. Fog patches developing after
midnight. Low 18.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 8 or very high.

Dunnville - Caledonia - Haldimand.
Today..Mainly sunny. Fog patches dissipating early this morning.
High 28. Humidex 32. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 18.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 8 or very high.

Woodstock - Tillsonburg - Oxford County.
Today..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating this morning. High 28. Humidex 31. UV index 8 or very
high.
Tonight..Partly cloudy. Becoming clear this evening. Fog patches
developing after midnight. Low 16.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 8 or very high.

Brantford - County of Brant.
Today..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating early this morning. High 28. Humidex 32. UV index 8 or
very high.
Tonight..Clear. Fog patches developing after midnight. Low 18.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 8 or very high.

Niagara Falls - Welland - Southern Niagara Region.
Today..Mainly sunny. Fog patches dissipating early this morning.
High 28. Humidex 32. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 18.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 8 or very high.

St. Catharines - Grimsby - Northern Niagara Region.
Today..Mainly sunny. Fog patches dissipating early this morning.
High 28. Humidex 32. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 18.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 8 or very high.

City of Hamilton.
Today..Mainly sunny. Fog patches dissipating early this morning.
High 28. Humidex 32. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 18.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 8 or very high.

Burlington - Oakville.
Today..Mainly sunny. High 28. Humidex 31. UV index 8 or very high.
Tonight..A few clouds. Low 18.
Friday..Sunny. High 29. Humidex 34. UV index 8 or very high.

Halton Hills - Milton.
Today..Sunny. Becoming a mix of sun and cloud near noon. High 28.
Humidex 31. UV index 8 or very high.
Tonight..Partly cloudy. Low 18.
Friday..Sunny. High 29. Humidex 34. UV index 8 or very high.

Mississauga - Brampton.
Today..Sunny. Becoming a mix of sun and cloud near noon. High 28.
Humidex 31. UV index 8 or very high.
Tonight..Partly cloudy. Low 18.
Friday..Mainly sunny. High 29. Humidex 34. UV index 8 or very high.

Caledon.
Today..Sunny. Increasing cloudiness near noon then 30 percent chance
of showers this afternoon. Fog patches dissipating this morning.
High 27. Humidex 32. UV index 8 or very high.
Tonight..Mainly cloudy. Fog patches developing overnight. Low 16. Friday..Mainly sunny. Fog patches dissipating in the morning.
High 29. Humidex 34. UV index 8 or very high.

Vaughan - Richmond Hill - Markham.
Today..Sunny. Becoming a mix of sun and cloud near noon. High 28.
Humidex 31. UV index 8 or very high.
Tonight..A few clouds. Low 18.
Friday..Sunny. High 29. Humidex 34. UV index 8 or very high.

Newmarket - Georgina - Northern York Region.
Today..Sunny. Increasing cloudiness near noon. Fog patches
dissipating early this morning. High 28. Humidex 31. UV index 8 or
very high.
Tonight..Partly cloudy. Fog patches developing overnight. Low 17. Friday..Mainly sunny. Fog patches dissipating in the morning.
High 29. Humidex 32. UV index 8 or very high.

Pickering - Oshawa - Southern Durham Region.
Today..Mainly sunny. High 28. Humidex 31. UV index 8 or very high.
Tonight..A few clouds. Low 18.
Friday..Sunny. High 29. Humidex 34. UV index 8 or very high.

Uxbridge - Beaverton - Northern Durham Region.
Today..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating early this morning. High 28. Humidex 31. UV index 8 or
very high.
Tonight..Partly cloudy. Fog patches developing overnight. Low 17. Friday..Mainly sunny. Fog patches dissipating in the morning.
High 29. Humidex 32. UV index 8 or very high.

Goderich - Bluewater - Southern Huron County.
Today..Mainly sunny. Fog patches dissipating this morning. High 26.
Humidex 31. UV index 8 or very high.
Tonight..Clear. Fog patches developing overnight. Low 17.
Friday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 33. UV index 8 or very high.

Wingham - Blyth - Northern Huron County.
Today..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating this morning. High 26. Humidex 31. UV index 8 or very
high.
Tonight..Clearing this evening. Fog patches developing overnight.
Low 17.
Friday..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating in the morning. High 29. Humidex 33. UV index 8 or very
high.

Stratford - Mitchell - Southern Perth County.
Today..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating this morning. High 27. Humidex 32. UV index 8 or very
high.
Tonight..Partly cloudy. Becoming clear this evening. Fog patches
developing overnight. Low 16.
Friday..Sunny. Becoming a mix of sun and cloud in the afternoon. Fog
patches dissipating in the morning. High 29. Humidex 33. UV index 8
or very high.

Listowel - Milverton - Northern Perth County.
Today..Sunny. Increasing cloudiness late this morning. Fog patches
dissipating this morning. High 27. Humidex 32. UV index 8 or very
high.
Tonight..Clearing late this evening. Fog patches developing
overnight. Low 16.
Friday..Sunny. Becoming a mix of sun and cloud in the afternoon. Fog
patches dissipating in the morning. High 29. Humidex 33. UV index 8
or very high.

Kitchener - Cambridge - Region of Waterloo.
Today..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating this morning. High 27. Humidex 32. UV index 8 or very
high.
Tonight..Partly cloudy. Clearing after midnight. Fog patches
developing overnight. Low 16.
Friday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 33. UV index 8 or very high.

Guelph - Erin - Southern Wellington County.
Today..Sunny this morning then a mix of sun and cloud with 30 percent
chance of showers this afternoon. Fog patches dissipating this
morning. High 27. Humidex 32. UV index 8 or very high.
Tonight..Partly cloudy. Clearing before morning. Fog patches
developing overnight. Low 16.
Friday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 34. UV index 8 or very high.

Mount Forest - Arthur - Northern Wellington County.
Today..Sunny. Increasing cloudiness this morning. Fog patches
dissipating this morning. High 27. Humidex 32. UV index 7 or high. Tonight..Clearing late this evening. Fog patches developing
overnight. Low 16.
Friday..Sunny. Becoming a mix of sun and cloud in the afternoon. Fog
patches dissipating in the morning. High 29. Humidex 33. UV index 8
or very high.

Orangeville - Grand Valley - Southern Dufferin County.
Today..Sunny. Increasing cloudiness late this morning. Fog patches
dissipating this morning. High 27. Humidex 32. UV index 8 or very
high.
Tonight..Mainly cloudy. Fog patches developing overnight. Low 16. Friday..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating in the morning. High 29. Humidex 33. UV index 8 or very
high.

Shelburne - Mansfield - Northern Dufferin County.
Today..Sunny. Increasing cloudiness late this morning. Fog patches
dissipating this morning. High 26. Humidex 32. UV index 7 or high. Tonight..Mainly cloudy. Fog patches developing overnight. Low 16. Friday..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating in the morning. High 29. Humidex 35. UV index 8 or very
high.

Innisfil - New Tecumseth - Angus.
Today..Sunny. Increasing cloudiness this morning. Fog patches
dissipating this morning. High 26. Humidex 32. UV index 8 or very
high.
Tonight..Partly cloudy. Fog patches developing overnight. Low 16. Friday..Sunny. Becoming a mix of sun and cloud late in the morning.
Fog patches dissipating in the morning. High 29. Humidex 35. UV
index 8 or very high.

Saugeen Shores - Kincardine - Southern Bruce County.
Today..Sunny. Becoming a mix of sun and cloud this morning. Fog
patches dissipating this morning. High 26. Humidex 32. UV index 8 or
very high.
Tonight..Clear. Fog patches developing overnight. Low 16.
Friday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 34. UV index 8 or very high.

Bruce Peninsula - Sauble Beach - Tobermory.
Today..Mainly sunny. Fog patches dissipating this morning. Wind
becoming northeast 20 km/h near noon. High 24. Humidex 29. UV
index 8 or very high.
Tonight..Clear. Fog patches developing overnight. Low 17.
Friday..Sunny. Fog patches dissipating in the morning. High 26.
Humidex 31. UV index 8 or very high.

Hanover - Dundalk - Southern Grey County.
Today..Increasing cloudiness. Fog patches dissipating this morning.
High 26. Humidex 32. UV index 7 or high.
Tonight..Mainly cloudy. Clearing near midnight. Fog patches
developing overnight. Low 16.
Friday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 34. UV index 8 or very high.

Owen Sound - Blue Mountains - Northern Grey County.
Today..Sunny. Becoming a mix of sun and cloud this morning. Fog
patches dissipating this morning. High 26. Humidex 32. UV index 8 or
very high.
Tonight..Partly cloudy. Fog patches developing overnight. Low 16. Friday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 34. UV index 8 or very high.

Barrie - Collingwood - Hillsdale.
Today..Increasing cloudiness. Fog patches dissipating this morning.
High 26. Humidex 32. UV index 8 or very high.
Tonight..Partly cloudy. Fog patches developing overnight. Low 16. Friday..Mainly sunny. Increasing cloudiness late in the morning. Fog
patches dissipating in the morning. High 29. Humidex 35. UV index 8
or very high.

Midland - Coldwater - Orr Lake.
Today..Sunny. Becoming a mix of sun and cloud this morning. Fog
patches dissipating this morning. High 26. Humidex 32. UV index 8 or
very high.
Tonight..Partly cloudy. Fog patches developing overnight. Low 16.
Friday..A mix of sun and cloud. Fog patches dissipating in the
morning. High 29. Humidex 35. UV index 8 or very high.

Orillia - Lagoon City - Washago.
Today..Increasing cloudiness. Fog patches dissipating this morning.
High 26. Humidex 32. UV index 8 or very high.
Tonight..Partly cloudy. Fog patches developing overnight. Low 16.
Friday..A mix of sun and cloud. Fog patches dissipating in the
morning. High 29. Humidex 35. UV index 8 or very high.

Cobourg - Colborne - Western Northumberland County.
Today..Sunny. Becoming a mix of sun and cloud this afternoon.
High 27. Humidex 32. UV index 8 or very high.
Tonight..Mainly cloudy. Clearing after midnight. Low 18.
Friday..Sunny. High 28. Humidex 32. UV index 8 or very high.

Belleville - Quinte West - Eastern Northumberland County.
Today..Sunny. Becoming a mix of sun and cloud this afternoon.
High 27. Humidex 32. UV index 8 or very high.
Tonight..Mainly cloudy. Clearing after midnight. Low 18.
Friday..Sunny. High 28. Humidex 32. UV index 8 or very high.

Picton - Sandbanks Park.
Today..Sunny. Becoming a mix of sun and cloud this afternoon.
High 27. Humidex 32. UV index 8 or very high.
Tonight..Mainly cloudy. Clearing after midnight. Low 18.
Friday..Sunny. High 28. Humidex 32. UV index 8 or very high.

Napanee - Consecon.
Today..Sunny. Becoming a mix of sun and cloud this afternoon.
High 27. Humidex 32. UV index 8 or very high.
Tonight..Mainly cloudy. Clearing after midnight. Low 18.
Friday..Sunny. High 28. Humidex 32. UV index 8 or very high.

Kingston - Odessa - Frontenac Islands.
Today..Mainly sunny. High 27. Humidex 32. UV index 8 or very high. Tonight..Clear. Low 18.
Friday..Sunny. High 28. Humidex 32. UV index 8 or very high.

Lindsay - Southern Kawartha Lakes.
Today..Sunny. Becoming a mix of sun and cloud near noon. High 28.
Humidex 31. UV index 8 or very high.
Tonight..Partly cloudy. Low 17.
Friday..Mainly sunny. High 28. Humidex 31. UV index 8 or very high.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Today..Sunny. Increasing cloudiness this morning. High 28. Humidex
31. UV index 8 or very high.
Tonight..Clearing late this evening. Low 15.
Friday..A mix of sun and cloud. High 28. Humidex 31. UV index 8 or
very high.

Peterborough City - Lakefield - Southern Peterborough County.
Today..Sunny. Becoming a mix of sun and cloud near noon. High 28.
Humidex 31. UV index 8 or very high.
Tonight..Partly cloudy. Low 17.
Friday..Sunny. High 28. Humidex 31. UV index 8 or very high.

Apsley - Woodview - Northern Peterborough County.
Today..Sunny. Increasing cloudiness late this morning. High 28.
Humidex 31. UV index 8 or very high.
Tonight..A few clouds. Low 15.
Friday..Sunny. Becoming a mix of sun and cloud in the morning.
High 28. Humidex 31. UV index 8 or very high.

Stirling - Tweed - Madoc.
Today..Sunny. Increasing cloudiness near noon. High 28. Humidex 31.
UV index 8 or very high.
Tonight..Partly cloudy. Clearing near midnight. Low 17.
Friday..Sunny. High 28. Humidex 31. UV index 8 or very high.

Tamworth - Sydenham - South Frontenac.
Today..Sunny. Becoming a mix of sun and cloud near noon. High 28.
Humidex 31. UV index 8 or very high.
Tonight..Clear. Low 17.
Friday..Sunny. High 28. Humidex 31. UV index 8 or very high.

Kaladar - Bannockburn - Bon Echo Park.
Today..Sunny. Increasing cloudiness near noon. High 28. Humidex 31.
UV index 7 or high.
Tonight..Partly cloudy. Becoming clear this evening. Low 15.
Friday..Sunny. High 28. Humidex 31. UV index 8 or very high.

Bancroft - Hastings Highlands - Denbigh.
Today..Sunny. Becoming a mix of sun and cloud this morning. High 24.
Humidex 28. UV index 7 or high.
Tonight..A few clouds. Low 8.
Friday..A mix of sun and cloud. High 27. Humidex 31. UV index 8 or
very high.

Gananoque - Mallorytown.
Today..Mainly sunny. High 27. Humidex 32. UV index 7 or high.
Tonight..Clear. Low 15.
Friday..Sunny. High 28. Humidex 29. UV index 8 or very high.

Brockville - Prescott.
Today..Mainly sunny. High 27. Humidex 32. UV index 7 or high.
Tonight..Clear. Low 15.
Friday..Sunny. High 28. Humidex 29. UV index 8 or very high.

Westport - Charleston Lake.
Today..A mix of sun and cloud. High 27. Humidex 32. UV index 7 or
high.
Tonight..Clear. Low 15.
Friday..Sunny. High 28. Humidex 29. UV index 8 or very high.

Merrickville-Wolford - Kemptville.
Today..A mix of sun and cloud. Clearing late this afternoon. High 27.
Humidex 32. UV index 7 or high.
Tonight..Clear. Low 15.
Friday..Sunny. High 28. Humidex 29. UV index 8 or very high.

Ottawa North - Kanata - Orl‚ans.
Today..A mix of sun and cloud. Clearing this afternoon. High 27.
Humidex 32. UV index 7 or high.
Tonight..Clear. Low 15.
Friday..Sunny. High 28. Humidex 29. UV index 8 or very high.

Ottawa South - Richmond - Metcalfe.
Today..A mix of sun and cloud. Clearing this afternoon. High 27.
Humidex 32. UV index 7 or high.
Tonight..Clear. Low 15.
Friday..Sunny. High 28. Humidex 29. UV index 8 or very high.

Gatineau.
Today..A mix of sun and cloud. Clearing near noon. High 27. Humidex
32. UV index 7 or high.
Tonight..Clear. Low 15.
Friday..Sunny. High 28. Humidex 29. UV index 8 or very high.

Prescott and Russell.
Today..A mix of sun and cloud. Clearing this afternoon. High 27.
Humidex 32. UV index 7 or high.
Tonight..Clear. Low 15.
Friday..Sunny. High 28. Humidex 29. UV index 8 or very high.

Morrisburg - Long Sault.
Today..A mix of sun and cloud. Clearing late this afternoon. High 27.
Humidex 32. UV index 7 or high.
Tonight..Clear. Low 15.
Friday..Sunny. High 28. Humidex 29. UV index 8 or very high.

Cornwall - Lancaster.
Today..A mix of sun and cloud. Clearing late this afternoon. High 27.
Humidex 32. UV index 7 or high.
Tonight..Clear. Low 15.
Friday..Sunny. High 28. Humidex 29. UV index 8 or very high.

Winchester - Newington.
Today..A mix of sun and cloud. Clearing late this afternoon. High 27.
Humidex 32. UV index 7 or high.
Tonight..Clear. Low 15.
Friday..Sunny. High 28. Humidex 29. UV index 8 or very high.

Maxville - Alexandria.
Today..A mix of sun and cloud. Clearing late this afternoon. High 27.
Humidex 32. UV index 7 or high.
Tonight..Clear. Low 15.
Friday..Sunny. High 28. Humidex 29. UV index 8 or very high.

Plevna - Sharbot Lake - Western Lanark County.
Today..Sunny. Becoming a mix of sun and cloud this morning. High 28.
Humidex 31. UV index 7 or high.
Tonight..Clear. Low 15.
Friday..Sunny. Becoming a mix of sun and cloud in the afternoon.
High 28. Humidex 31. UV index 8 or very high.

Smiths Falls - Perth - Eastern Lanark County.
Today..A mix of sun and cloud. Clearing late this afternoon. High 27.
Humidex 32. UV index 7 or high.
Tonight..Clear. Low 15.
Friday..Sunny. High 28. Humidex 29. UV index 8 or very high.

Port Carling - Port Severn.
Today..A mix of sun and cloud. High 26. Humidex 29. UV index 7 or
high.
Tonight..Mainly cloudy. Low 14.
Friday..A mix of sun and cloud. High 27. Humidex 31. UV index 8 or
very high.

Bracebridge - Gravenhurst.
Today..A mix of sun and cloud. High 25. Humidex 28. UV index 7 or
high.
Tonight..Increasing cloudiness this evening. Low 12.
Friday..A mix of sun and cloud. High 27. Humidex 31. UV index 8 or
very high.

Town of Parry Sound - Rosseau - Killbear Park.
Today..A mix of sun and cloud. High 26. Humidex 29. UV index 7 or
high.
Tonight..Clear. Becoming partly cloudy this evening. Low 14.
Friday..Clearing in the morning. High 27. Humidex 31. UV index 8 or
very high.

Huntsville - Baysville.
Today..A mix of sun and cloud. High 25. Humidex 28. UV index 7 or
high.
Tonight..Increasing cloudiness. Low 12.
Friday..A mix of sun and cloud. High 27. Humidex 31. UV index 8 or
very high.

Haliburton - Minden - Southern Haliburton County.
Today..Sunny. Becoming a mix of sun and cloud this morning. High 24.
Humidex 28. UV index 8 or very high.
Tonight..Partly cloudy. Low 8.
Friday..A mix of sun and cloud. High 27. Humidex 31. UV index 7 or
high.

Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Today..Sunny. Becoming a mix of sun and cloud this morning. High 24.
Humidex 28. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy near midnight. Low 8.
Friday..Increasing cloudiness early in the morning. High 27. Humidex
31. UV index 7 or high.

Barry's Bay - Killaloe.
Today..Sunny. High 24. Humidex 28. UV index 7 or high.
Tonight..Clear. Low 8.
Friday..A mix of sun and cloud. Becoming cloudy in the afternoon.
High 27. Humidex 31. UV index 8 or very high.

Renfrew - Arnprior - Calabogie.
Today..Mainly sunny. High 26. Humidex 29. UV index 7 or high.
Tonight..Clear. Low 10.
Friday..A mix of sun and cloud. High 28. Humidex 31. UV index 8 or
very high.

Petawawa - Pembroke - Cobden.
Today..Sunny. High 26. Humidex 29. UV index 7 or high.
Tonight..Clear. Low 10.
Friday..A mix of sun and cloud. High 28. Humidex 31. UV index 8 or
very high.

Western Algonquin Park - Lake of Two Rivers.
Today..Mainly sunny. High 24. Humidex 28. UV index 7 or high.
Tonight..Clear. Becoming partly cloudy after midnight. Low 8.
Friday..A mix of sun and cloud. High 27. Humidex 31. UV index 7 or
high.

Deep River - Whitney - Eastern Algonquin Park.
Today..Sunny. High 24. Humidex 28. UV index 7 or high.
Tonight..Clear. Becoming partly cloudy after midnight. Low 8.
Friday..A mix of sun and cloud. High 27. Humidex 31. UV index 7 or
high.

Bayfield Inlet - Dunchurch.
Today..Mainly sunny. High 26. Humidex 29. UV index 7 or high.
Tonight..Clear. Increasing cloudiness after midnight. Low 14.
Friday..Clearing. High 27. Humidex 31. UV index 8 or very high.

South River - Burk's Falls.
Today..Mainly sunny. High 25. Humidex 28. UV index 7 or high.
Tonight..Clear. Increasing cloudiness after midnight. Low 12.
Friday..Clearing. High 27. Humidex 31. UV index 8 or very high.

End
$$$$^^

--- up 2 days, 21 hours, 46 minutes
* Origin: Northern Realms (1:229/664)

FPCN11 CWTO 141500
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 11:00 a.m. EDT Thursday 14 August 2025 for
today and Friday.
The next scheduled forecast will be issued at 3:30 p.m. EDT.

City of Toronto.
Today..A mix of sun and cloud. High 29. Humidex 32. UV index 8 or
very high.
Tonight..A few clouds. Low 18.
Friday..Sunny. High 29. Humidex 34. UV index 8 or very high.

Windsor - Leamington - Essex County.
Today..Sunny. Becoming a mix of sun and cloud this afternoon.
High 29. Humidex 35. UV index 9 or very high.
Tonight..A few clouds. Fog patches developing after midnight. Low 18.
Friday..A mix of sun and cloud. Becoming sunny near noon. Fog patches
dissipating in the morning. High 30. Humidex 35. UV index 9 or very
high.

Chatham-Kent - Rondeau Park.
Today..Sunny. High 28. Humidex 34. UV index 9 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 18.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 35. UV index 9 or very high.

Sarnia - Petrolia - Western Lambton County.
Today..Mainly sunny. Wind north 20 km/h. High 26. Humidex 31. UV
index 8 or very high.
Tonight..A few clouds. Fog patches developing after midnight. Wind
north 20 km/h becoming light this evening. Low 16.
Friday..A mix of sun and cloud. Fog patches dissipating in the
morning. High 30. Humidex 34. UV index 9 or very high.

Watford - Pinery Park - Eastern Lambton County.
Today..Sunny. Wind north 20 km/h. High 26. Humidex 31. UV index 8 or
very high.
Tonight..Clear. Fog patches developing after midnight. Wind north
20 km/h becoming light this evening. Low 16.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 34. UV index 9 or very high.

Rodney - Shedden - Western Elgin County.
Today..Sunny. High 28. Humidex 31. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 16.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.

St. Thomas - Aylmer - Eastern Elgin County.
Today..Sunny. High 28. Humidex 31. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 16.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.

Strathroy - Komoka - Western Middlesex County.
Today..Sunny. High 28. Humidex 31. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 16.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.

London - Parkhill - Eastern Middlesex County.
Today..Mainly sunny. High 28. Humidex 31. UV index 8 or very high. Tonight..Clear. Fog patches developing after midnight. Low 16.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 9 or very high.

Simcoe - Delhi - Norfolk.
Today..Sunny. Becoming a mix of sun and cloud this afternoon.
High 28. Humidex 33. UV index 8 or very high.
Tonight..Clearing this evening. Fog patches developing after
midnight. Low 18.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 8 or very high.

Dunnville - Caledonia - Haldimand.
Today..Mainly sunny. High 28. Humidex 32. UV index 8 or very high. Tonight..Clear. Fog patches developing after midnight. Low 18.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 8 or very high.

Woodstock - Tillsonburg - Oxford County.
Today..A mix of sun and cloud. High 29. Humidex 32. UV index 8 or
very high.
Tonight..Partly cloudy. Becoming clear this evening. Fog patches
developing after midnight. Low 16.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 8 or very high.

Brantford - County of Brant.
Today..A mix of sun and cloud. High 29. Humidex 32. UV index 8 or
very high.
Tonight..Clear. Fog patches developing after midnight. Low 18.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 8 or very high.

Niagara Falls - Welland - Southern Niagara Region.
Today..Mainly sunny. High 28. Humidex 33. UV index 8 or very high. Tonight..Clear. Fog patches developing after midnight. Low 18.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 8 or very high.

St. Catharines - Grimsby - Northern Niagara Region.
Today..Sunny. High 28. Humidex 33. UV index 8 or very high.
Tonight..Clear. Fog patches developing after midnight. Low 18.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 8 or very high.

City of Hamilton.
Today..Mainly sunny. High 28. Humidex 33. UV index 8 or very high. Tonight..Clear. Fog patches developing after midnight. Low 18.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 33. UV index 8 or very high.

Burlington - Oakville.
Today..A mix of sun and cloud. High 28. Humidex 31. UV index 8 or
very high.
Tonight..A few clouds. Low 18.
Friday..Sunny. High 29. Humidex 34. UV index 8 or very high.

Halton Hills - Milton.
Today..A mix of sun and cloud. High 28. Humidex 31. UV index 8 or
very high.
Tonight..Partly cloudy. Low 18.
Friday..Sunny. High 29. Humidex 34. UV index 8 or very high.

Mississauga - Brampton.
Today..A mix of sun and cloud. High 29. Humidex 32. UV index 8 or
very high.
Tonight..Partly cloudy. Low 18.
Friday..Mainly sunny. High 29. Humidex 34. UV index 8 or very high.

Caledon.
Today..A mix of sun and cloud. High 27. Humidex 32. UV index 8 or
very high.
Tonight..Mainly cloudy. Fog patches developing overnight. Low 16. Friday..Mainly sunny. Fog patches dissipating in the morning.
High 29. Humidex 34. UV index 8 or very high.

Vaughan - Richmond Hill - Markham.
Today..A mix of sun and cloud. High 29. Humidex 32. UV index 8 or
very high.
Tonight..A few clouds. Low 18.
Friday..Sunny. High 29. Humidex 34. UV index 8 or very high.

Newmarket - Georgina - Northern York Region.
Today..Increasing cloudiness near noon. High 28. Humidex 31. UV
index 8 or very high.
Tonight..Partly cloudy. Fog patches developing overnight. Low 17. Friday..Mainly sunny. Fog patches dissipating in the morning.
High 29. Humidex 32. UV index 8 or very high.

Pickering - Oshawa - Southern Durham Region.
Today..A mix of sun and cloud. High 28. Humidex 31. UV index 8 or
very high.
Tonight..A few clouds. Low 18.
Friday..Sunny. High 29. Humidex 34. UV index 8 or very high.

Uxbridge - Beaverton - Northern Durham Region.
Today..A mix of sun and cloud. High 28. Humidex 31. UV index 8 or
very high.
Tonight..Partly cloudy. Fog patches developing overnight. Low 17. Friday..Mainly sunny. Fog patches dissipating in the morning.
High 29. Humidex 32. UV index 8 or very high.

Goderich - Bluewater - Southern Huron County.
Today..Mainly sunny. High 26. Humidex 31. UV index 8 or very high. Tonight..Clear. Fog patches developing overnight. Low 17.
Friday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 33. UV index 8 or very high.

Wingham - Blyth - Northern Huron County.
Today..A mix of sun and cloud. High 26. Humidex 31. UV index 8 or
very high.
Tonight..Clearing this evening. Fog patches developing overnight.
Low 17.
Friday..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating in the morning. High 29. Humidex 33. UV index 8 or very
high.

Stratford - Mitchell - Southern Perth County.
Today..A mix of sun and cloud. High 28. Humidex 33. UV index 8 or
very high.
Tonight..Partly cloudy. Becoming clear this evening. Fog patches
developing overnight. Low 16.
Friday..Sunny. Becoming a mix of sun and cloud in the afternoon. Fog
patches dissipating in the morning. High 29. Humidex 33. UV index 8
or very high.

Listowel - Milverton - Northern Perth County.
Today..A mix of sun and cloud. High 27. Humidex 32. UV index 8 or
very high.
Tonight..Clearing late this evening. Fog patches developing
overnight. Low 16.
Friday..Sunny. Becoming a mix of sun and cloud in the afternoon. Fog
patches dissipating in the morning. High 29. Humidex 33. UV index 8
or very high.

Kitchener - Cambridge - Region of Waterloo.
Today..A mix of sun and cloud. High 28. Humidex 33. UV index 8 or
very high.
Tonight..Partly cloudy. Clearing after midnight. Fog patches
developing overnight. Low 16.
Friday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 33. UV index 8 or very high.

Guelph - Erin - Southern Wellington County.
Today..A mix of sun and cloud. High 27. Humidex 32. UV index 8 or
very high.
Tonight..Partly cloudy. Clearing before morning. Fog patches
developing overnight. Low 16.
Friday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 34. UV index 8 or very high.

Mount Forest - Arthur - Northern Wellington County.
Today..A mix of sun and cloud. High 27. Humidex 32. UV index 8 or
very high.
Tonight..Partly cloudy. Fog patches developing overnight. Low 16. Friday..Sunny. Becoming a mix of sun and cloud in the afternoon. Fog
patches dissipating in the morning. High 29. Humidex 33. UV index 8
or very high.

Orangeville - Grand Valley - Southern Dufferin County.
Today..A mix of sun and cloud. High 27. Humidex 32. UV index 8 or
very high.
Tonight..Mainly cloudy. Fog patches developing overnight. Low 16. Friday..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating in the morning. High 29. Humidex 33. UV index 8 or very
high.

Shelburne - Mansfield - Northern Dufferin County.
Today..A mix of sun and cloud. High 26. Humidex 32. UV index 8 or
very high.
Tonight..Mainly cloudy. Fog patches developing overnight. Low 16. Friday..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating in the morning. High 29. Humidex 35. UV index 8 or very
high.

Innisfil - New Tecumseth - Angus.
Today..A mix of sun and cloud. High 27. Humidex 33. UV index 8 or
very high.
Tonight..Partly cloudy. Fog patches developing overnight. Low 16. Friday..Sunny. Becoming a mix of sun and cloud late in the morning.
Fog patches dissipating in the morning. High 29. Humidex 35. UV
index 8 or very high.

Saugeen Shores - Kincardine - Southern Bruce County.
Today..A mix of sun and cloud. High 26. Humidex 32. UV index 8 or
very high.
Tonight..Clear. Fog patches developing overnight. Low 16.
Friday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 34. UV index 8 or very high.

Bruce Peninsula - Sauble Beach - Tobermory.
Today..Clearing this afternoon. Wind northeast 20 km/h. High 25.
Humidex 30. UV index 8 or very high.
Tonight..Clear. Fog patches developing overnight. Low 17.
Friday..Sunny. Fog patches dissipating in the morning. High 26.
Humidex 31. UV index 8 or very high.

Hanover - Dundalk - Southern Grey County.
Today..A mix of sun and cloud. High 26. Humidex 32. UV index 8 or
very high.
Tonight..Partly cloudy. Fog patches developing overnight. Low 16. Friday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 34. UV index 8 or very high.

Owen Sound - Blue Mountains - Northern Grey County.
Today..A mix of sun and cloud. High 26. Humidex 32. UV index 8 or
very high.
Tonight..Partly cloudy. Fog patches developing overnight. Low 16. Friday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 34. UV index 8 or very high.

Barrie - Collingwood - Hillsdale.
Today..A mix of sun and cloud. High 26. Humidex 32. UV index 8 or
very high.
Tonight..Partly cloudy. Fog patches developing overnight. Low 16. Friday..Mainly sunny. Increasing cloudiness late in the morning. Fog
patches dissipating in the morning. High 29. Humidex 35. UV index 8
or very high.

Midland - Coldwater - Orr Lake.
Today..A mix of sun and cloud. High 26. Humidex 32. UV index 8 or
very high.
Tonight..Partly cloudy. Fog patches developing overnight. Low 16.
Friday..A mix of sun and cloud. Fog patches dissipating in the
morning. High 29. Humidex 35. UV index 8 or very high.

Orillia - Lagoon City - Washago.
Today..A mix of sun and cloud. High 26. Humidex 32. UV index 8 or
very high.
Tonight..Partly cloudy. Fog patches developing overnight. Low 16.
Friday..A mix of sun and cloud. Fog patches dissipating in the
morning. High 29. Humidex 35. UV index 8 or very high.

Cobourg - Colborne - Western Northumberland County.
Today..A mix of sun and cloud. High 27. Humidex 32. UV index 8 or
very high.
Tonight..Mainly cloudy. Clearing after midnight. Low 18.
Friday..Sunny. High 28. Humidex 32. UV index 8 or very high.

Belleville - Quinte West - Eastern Northumberland County.
Today..A mix of sun and cloud. High 29. Humidex 34. UV index 8 or
very high.
Tonight..Mainly cloudy. Clearing after midnight. Low 18.
Friday..Sunny. High 28. Humidex 32. UV index 8 or very high.

Picton - Sandbanks Park.
Today..A mix of sun and cloud. High 27. Humidex 32. UV index 8 or
very high.
Tonight..Mainly cloudy. Clearing after midnight. Low 18.
Friday..Sunny. High 28. Humidex 32. UV index 8 or very high.

Napanee - Consecon.
Today..A mix of sun and cloud. High 27. Humidex 32. UV index 8 or
very high.
Tonight..Mainly cloudy. Clearing after midnight. Low 18.
Friday..Sunny. High 28. Humidex 32. UV index 8 or very high.

Kingston - Odessa - Frontenac Islands.
Today..A mix of sun and cloud. High 27. Humidex 32. UV index 8 or
very high.
Tonight..Clear. Low 18.
Friday..Sunny. High 28. Humidex 32. UV index 8 or very high.

Lindsay - Southern Kawartha Lakes.
Today..A mix of sun and cloud. High 28. Humidex 31. UV index 8 or
very high.
Tonight..Partly cloudy. Low 17.
Friday..Mainly sunny. High 28. Humidex 31. UV index 8 or very high.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Today..A mix of sun and cloud. High 28. Humidex 31. UV index 8 or
very high.
Tonight..Partly cloudy. Low 15.
Friday..A mix of sun and cloud. High 28. Humidex 31. UV index 8 or
very high.

Peterborough City - Lakefield - Southern Peterborough County.
Today..A mix of sun and cloud. High 29. Humidex 32. UV index 8 or
very high.
Tonight..Partly cloudy. Low 17.
Friday..Sunny. High 28. Humidex 31. UV index 8 or very high.

Apsley - Woodview - Northern Peterborough County.
Today..A mix of sun and cloud. High 28. Humidex 31. UV index 8 or
very high.
Tonight..A few clouds. Low 15.
Friday..Sunny. Becoming a mix of sun and cloud in the morning.
High 28. Humidex 31. UV index 8 or very high.

Stirling - Tweed - Madoc.
Today..A mix of sun and cloud. High 29. Humidex 32. UV index 8 or
very high.
Tonight..Partly cloudy. Clearing near midnight. Low 17.
Friday..Sunny. High 28. Humidex 31. UV index 8 or very high.

Tamworth - Sydenham - South Frontenac.
Today..A mix of sun and cloud. High 28. Humidex 31. UV index 8 or
very high.
Tonight..Clear. Low 17.
Friday..Sunny. High 28. Humidex 31. UV index 8 or very high.

Kaladar - Bannockburn - Bon Echo Park.
Today..A mix of sun and cloud. High 28. Humidex 31. UV index 7 or
high.
Tonight..Partly cloudy. Becoming clear this evening. Low 15.
Friday..Sunny. High 28. Humidex 31. UV index 8 or very high.

Bancroft - Hastings Highlands - Denbigh.
Today..A mix of sun and cloud. High 24. Humidex 27. UV index 7 or
high.
Tonight..A few clouds. Low 8.
Friday..A mix of sun and cloud. High 27. Humidex 31. UV index 8 or
very high.

Gananoque - Mallorytown.
Today..Mainly sunny. High 27. Humidex 32. UV index 7 or high.
Tonight..Clear. Low 15.
Friday..Sunny. High 28. Humidex 29. UV index 8 or very high.

Brockville - Prescott.
Today..Mainly sunny. High 27. Humidex 32. UV index 7 or high.
Tonight..Clear. Low 15.
Friday..Sunny. High 28. Humidex 29. UV index 8 or very high.

Westport - Charleston Lake.
Today..Mainly sunny. High 27. Humidex 32. UV index 7 or high.
Tonight..Clear. Low 15.
Friday..Sunny. High 28. Humidex 29. UV index 8 or very high.

Merrickville-Wolford - Kemptville.
Today..Sunny. High 27. Humidex 32. UV index 7 or high.
Tonight..Clear. Low 15.
Friday..Sunny. High 28. Humidex 29. UV index 8 or very high.

Ottawa North - Kanata - Orl‚ans.
Today..Mainly sunny. High 27. Humidex 32. UV index 7 or high.
Tonight..Clear. Low 15.
Friday..Sunny. High 28. Humidex 29. UV index 8 or very high.

Ottawa South - Richmond - Metcalfe.
Today..A mix of sun and cloud. Becoming sunny this afternoon.
High 27. Humidex 32. UV index 7 or high.
Tonight..Clear. Low 15.
Friday..Sunny. High 28. Humidex 29. UV index 8 or very high.

Gatineau.
Today..Mainly sunny. High 27. Humidex 32. UV index 7 or high.
Tonight..Clear. Low 15.
Friday..Sunny. High 28. Humidex 29. UV index 8 or very high.

Prescott and Russell.
Today..Mainly sunny. High 27. Humidex 32. UV index 7 or high.
Tonight..Clear. Low 15.
Friday..Sunny. High 28. Humidex 29. UV index 8 or very high.

Morrisburg - Long Sault.
Today..Mainly sunny. High 27. Humidex 32. UV index 7 or high.
Tonight..Clear. Low 15.
Friday..Sunny. High 28. Humidex 29. UV index 8 or very high.

Cornwall - Lancaster.
Today..Mainly sunny. High 27. Humidex 32. UV index 7 or high.
Tonight..Clear. Low 15.
Friday..Sunny. High 28. Humidex 29. UV index 8 or very high.

Winchester - Newington.
Today..Sunny. High 27. Humidex 32. UV index 7 or high.
Tonight..Clear. Low 15.
Friday..Sunny. High 28. Humidex 29. UV index 8 or very high.

Maxville - Alexandria.
Today..Sunny. High 27. Humidex 32. UV index 7 or high.
Tonight..Clear. Low 15.
Friday..Sunny. High 28. Humidex 29. UV index 8 or very high.

Plevna - Sharbot Lake - Western Lanark County.
Today..A mix of sun and cloud. High 28. Humidex 31. UV index 7 or
high.
Tonight..Clear. Low 15.
Friday..Sunny. Becoming a mix of sun and cloud in the afternoon.
High 28. Humidex 31. UV index 8 or very high.

Smiths Falls - Perth - Eastern Lanark County.
Today..Mainly sunny. High 27. Humidex 32. UV index 7 or high.
Tonight..Clear. Low 15.
Friday..Sunny. High 28. Humidex 29. UV index 8 or very high.

Port Carling - Port Severn.
Today..A mix of sun and cloud. High 26. Humidex 29. UV index 7 or
high.
Tonight..Mainly cloudy. Low 14.
Friday..A mix of sun and cloud. High 27. Humidex 31. UV index 8 or
very high.

Bracebridge - Gravenhurst.
Today..A mix of sun and cloud. High 25. Humidex 28. UV index 7 or
high.
Tonight..Increasing cloudiness this evening. Low 12.
Friday..A mix of sun and cloud. High 27. Humidex 31. UV index 8 or
very high.

Town of Parry Sound - Rosseau - Killbear Park.
Today..A mix of sun and cloud. High 26. Humidex 29. UV index 7 or
high.
Tonight..Clear. Becoming partly cloudy this evening. Low 14.
Friday..Clearing in the morning. High 27. Humidex 31. UV index 8 or
very high.

Huntsville - Baysville.
Today..A mix of sun and cloud. High 25. Humidex 28. UV index 7 or
high.
Tonight..Increasing cloudiness. Low 12.
Friday..A mix of sun and cloud. High 27. Humidex 31. UV index 8 or
very high.

Haliburton - Minden - Southern Haliburton County.
Today..A mix of sun and cloud. High 24. Humidex 28. UV index 8 or
very high.
Tonight..Partly cloudy. Low 8.
Friday..A mix of sun and cloud. High 27. Humidex 31. UV index 7 or
high.

Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Today..A mix of sun and cloud. High 24. Humidex 28. UV index 8 or
very high.
Tonight..Clear. Becoming partly cloudy near midnight. Low 8.
Friday..Increasing cloudiness early in the morning. High 27. Humidex
31. UV index 7 or high.

Barry's Bay - Killaloe.
Today..Sunny. High 24. Humidex 28. UV index 7 or high.
Tonight..Clear. Low 8.
Friday..A mix of sun and cloud. Becoming cloudy in the afternoon.
High 27. Humidex 31. UV index 8 or very high.

Renfrew - Arnprior - Calabogie.
Today..Sunny. High 25. Humidex 28. UV index 7 or high.
Tonight..Clear. Low 10.
Friday..A mix of sun and cloud. High 28. Humidex 31. UV index 8 or
very high.

Petawawa - Pembroke - Cobden.
Today..Sunny. High 25. Humidex 28. UV index 7 or high.
Tonight..Clear. Low 10.
Friday..A mix of sun and cloud. High 28. Humidex 31. UV index 8 or
very high.

Western Algonquin Park - Lake of Two Rivers.
Today..Sunny. High 24. Humidex 28. UV index 7 or high.
Tonight..Clear. Becoming partly cloudy after midnight. Low 8.
Friday..A mix of sun and cloud. High 27. Humidex 31. UV index 7 or
high.

Deep River - Whitney - Eastern Algonquin Park.
Today..Sunny. High 24. Humidex 27. UV index 7 or high.
Tonight..Clear. Becoming partly cloudy after midnight. Low 8.
Friday..A mix of sun and cloud. High 27. Humidex 31. UV index 7 or
high.

Bayfield Inlet - Dunchurch.
Today..Clearing this afternoon. High 25. Humidex 28. UV index 7 or
high.
Tonight..Clear. Increasing cloudiness after midnight. Low 14.
Friday..Clearing. High 27. Humidex 31. UV index 8 or very high.

South River - Burk's Falls.
Today..Clearing this afternoon. High 25. Humidex 28. UV index 7 or
high.
Tonight..Clear. Increasing cloudiness after midnight. Low 12.
Friday..Clearing. High 27. Humidex 31. UV index 8 or very high.

End
$$$$^^

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

FPCN11 CWTO 141930
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 3:30 p.m. EDT Thursday 14 August 2025 for
tonight Friday and Friday night.
The next scheduled forecast will be issued at 5:00 a.m. EDT Friday.

City of Toronto.
Tonight..Partly cloudy. Becoming clear after midnight. Low 20.
Friday..Sunny. High 29. Humidex 34. UV index 8 or very high.
Friday night..Clear. Low 21.

Windsor - Leamington - Essex County.
Tonight..A few clouds. Fog patches developing after midnight. Low 16. Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 37. UV index 9 or very high.
Friday night..Clear. Low 18.

Chatham-Kent - Rondeau Park.
Tonight..Partly cloudy. Becoming clear this evening. Fog patches
developing after midnight. Low 16.
Friday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 36. UV index 9 or very high.
Friday night..Clear. Low 18.

Sarnia - Petrolia - Western Lambton County.
Tonight..Partly cloudy. Fog patches developing after midnight.
Low 16.
Friday..A mix of sun and cloud. Clearing late in the afternoon. Fog
patches dissipating in the morning. High 29. Humidex 33. UV index 9
or very high.
Friday night..Clear. Low 18.

Watford - Pinery Park - Eastern Lambton County.
Tonight..A few clouds. Fog patches developing after midnight. Low 16. Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 35. UV index 9 or very high.
Friday night..Clear. Low 17.

Rodney - Shedden - Western Elgin County.
Tonight..Partly cloudy. Becoming clear this evening. Fog patches
developing after midnight. Low 16.
Friday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 34. UV index 9 or very high.
Friday night..Clear. Low 18.

St. Thomas - Aylmer - Eastern Elgin County.
Tonight..Partly cloudy. Becoming clear this evening. Fog patches
developing after midnight. Low 16.
Friday..Sunny. Fog patches dissipating in the morning. High 28.
Humidex 34. UV index 9 or very high.
Friday night..Clear. Low 16.

Strathroy - Komoka - Western Middlesex County.
Tonight..Clearing. Fog patches developing after midnight. Low 16. Friday..Mainly sunny. Fog patches dissipating in the morning.
High 30. Humidex 35. UV index 9 or very high.
Friday night..Clear. Low 18.

London - Parkhill - Eastern Middlesex County.
Tonight..Partly cloudy. Becoming clear this evening. Fog patches
developing after midnight. Low 16.
Friday..Mainly sunny. Fog patches dissipating in the morning.
High 30. Humidex 35. UV index 9 or very high.
Friday night..Clear. Low 16.

Simcoe - Delhi - Norfolk.
Tonight..Partly cloudy. Becoming clear this evening. Fog patches
developing after midnight. Low 15.
Friday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 34. UV index 8 or very high.
Friday night..Clear. Low 15.

Dunnville - Caledonia - Haldimand.
Tonight..Clearing early this evening. Fog patches developing after
midnight. Low 15.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 35. UV index 8 or very high.
Friday night..Clear. Low 14.

Woodstock - Tillsonburg - Oxford County.
Tonight..Partly cloudy. Becoming clear this evening. Fog patches
developing after midnight. Low 15.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 35. UV index 8 or very high.
Friday night..Clear. Low 15.

Brantford - County of Brant.
Tonight..Partly cloudy. Becoming clear this evening. Fog patches
developing after midnight. Low 15.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 35. UV index 8 or very high.
Friday night..Clear. Low 15.

Niagara Falls - Welland - Southern Niagara Region.
Tonight..Partly cloudy. Becoming clear this evening. Fog patches
developing after midnight. Low 19.
Friday..Sunny. Fog patches dissipating in the morning. High 30.
Humidex 34. UV index 8 or very high.
Friday night..Clear. Low 20.

St. Catharines - Grimsby - Northern Niagara Region.
Tonight..A few clouds. Fog patches developing after midnight. Wind
northeast 20 km/h becoming light early this evening. Low 18.
Friday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 36. UV index 8 or very high.
Friday night..Clear. Low 19.

City of Hamilton.
Tonight..Clear. Fog patches developing after midnight. Wind northeast
20 km/h becoming light early this evening. Low 17.
Friday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 34. UV index 8 or very high.
Friday night..Clear. Low 18.

Burlington - Oakville.
Tonight..Partly cloudy. Becoming clear near midnight. Low 18.
Friday..Sunny. High 29. Humidex 34. UV index 8 or very high.
Friday night..Clear. Low 19.

Halton Hills - Milton.
Tonight..Partly cloudy. Low 17.
Friday..Sunny. High 29. Humidex 34. UV index 8 or very high.
Friday night..Clear. Low 19.

Mississauga - Brampton.
Tonight..Partly cloudy. Low 18.
Friday..Sunny. High 30. Humidex 35. UV index 8 or very high.
Friday night..Clear. Low 19.

Caledon.
Tonight..Partly cloudy. Clearing before morning. Fog patches
developing overnight. Low 16.
Friday..Mainly sunny. Fog patches dissipating in the morning.
High 29. Humidex 34. UV index 8 or very high.
Friday night..Clear. Low 18.

Vaughan - Richmond Hill - Markham.
Tonight..Partly cloudy. Low 18.
Friday..Sunny. High 30. Humidex 34. UV index 8 or very high.
Friday night..Clear. Low 19.

Newmarket - Georgina - Northern York Region.
Tonight..Partly cloudy. Low 17.
Friday..Mainly sunny. High 29. Humidex 33. UV index 8 or very high.
Friday night..Clear. Low 17.

Pickering - Oshawa - Southern Durham Region.
Tonight..Partly cloudy. Low 17.
Friday..Sunny. High 29. Humidex 33. UV index 8 or very high.
Friday night..Clear. Low 17.

Uxbridge - Beaverton - Northern Durham Region.
Tonight..Partly cloudy. Low 17.
Friday..Sunny. High 29. Humidex 33. UV index 8 or very high.
Friday night..Clear. Low 17.

Goderich - Bluewater - Southern Huron County.
Tonight..Partly cloudy. Fog patches developing overnight. Low 16.
Friday..A mix of sun and cloud. Fog patches dissipating in the
morning. High 29. Humidex 34. UV index 8 or very high.
Friday night..Clear. Low 17.

Wingham - Blyth - Northern Huron County.
Tonight..Partly cloudy. Fog patches developing overnight. Low 16.
Friday..A mix of sun and cloud. Fog patches dissipating in the
morning. High 29. Humidex 34. UV index 8 or very high.
Friday night..Clear. Low 16.

Stratford - Mitchell - Southern Perth County.
Tonight..Partly cloudy. Fog patches developing overnight. Low 16.
Friday..A mix of sun and cloud. Fog patches dissipating in the
morning. High 30. Humidex 34. UV index 8 or very high.
Friday night..Clear. Low 17.

Listowel - Milverton - Northern Perth County.
Tonight..Partly cloudy. Fog patches developing overnight. Low 15.
Friday..A mix of sun and cloud. Fog patches dissipating in the
morning. High 30. Humidex 34. UV index 8 or very high.
Friday night..Clearing late in the evening. Low 17.

Kitchener - Cambridge - Region of Waterloo.
Tonight..Partly cloudy. Clearing late this evening. Fog patches
developing overnight. Low 15.
Friday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 34. UV index 8 or very high.
Friday night..Clear. Low 17.

Guelph - Erin - Southern Wellington County.
Tonight..Partly cloudy. Clearing after midnight. Fog patches
developing overnight. Low 15.
Friday..Sunny. Fog patches dissipating in the morning. High 29.
Humidex 34. UV index 8 or very high.
Friday night..Clear. Low 17.

Mount Forest - Arthur - Northern Wellington County.
Tonight..Partly cloudy. Clearing late this evening. Fog patches
developing overnight. Low 16.
Friday..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating in the morning. High 29. Humidex 33. UV index 8 or very
high.
Friday night..Clearing. Low 17.

Orangeville - Grand Valley - Southern Dufferin County.
Tonight..Partly cloudy. Fog patches developing overnight. Low 15. Friday..Mainly sunny. Fog patches dissipating in the morning.
High 29. Humidex 34. UV index 8 or very high.
Friday night..Clearing. Low 17.

Shelburne - Mansfield - Northern Dufferin County.
Tonight..Partly cloudy. Clearing after midnight. Low 15.
Friday..A mix of sun and cloud. High 29. Humidex 34. UV index 8 or
very high.
Friday night..Clearing. Low 17.

Innisfil - New Tecumseth - Angus.
Tonight..Partly cloudy. Clearing before morning. Low 15.
Friday..Mainly sunny. Increasing cloudiness near noon. High 30.
Humidex 35. UV index 8 or very high.
Friday night..Clearing. Low 17.

Saugeen Shores - Kincardine - Southern Bruce County.
Tonight..Partly cloudy. Becoming clear this evening. Fog patches
developing overnight. Low 17.
Friday..Mainly sunny. Fog patches dissipating in the morning.
High 27. Humidex 32. UV index 8 or very high.
Friday night..Clear. Low 20.

Bruce Peninsula - Sauble Beach - Tobermory.
Tonight..A few clouds. Wind northeast 20 km/h gusting to 40 becoming
light early this evening. Low 16.
Friday..Mainly sunny. High 26. Humidex 31. UV index 8 or very high.
Friday night..Clear. Wind becoming southwest 20 km/h overnight.
Low 20 with temperature rising to 21 by morning.

Hanover - Dundalk - Southern Grey County.
Tonight..Partly cloudy. Clearing near midnight. Low 16.
Friday..Sunny. Becoming a mix of sun and cloud near noon. High 29.
Humidex 34. UV index 8 or very high.
Friday night..Clearing. Low 17.

Owen Sound - Blue Mountains - Northern Grey County.
Tonight..Partly cloudy. Becoming clear this evening. Low 16.
Friday..Sunny. High 28. Humidex 33. UV index 8 or very high.
Friday night..Clear. Low 17.

Barrie - Collingwood - Hillsdale.
Tonight..Partly cloudy. Low 17.
Friday..A mix of sun and cloud. High 30. Humidex 37. UV index 8 or
very high.
Friday night..Clearing in the evening. Low 17.

Midland - Coldwater - Orr Lake.
Tonight..Partly cloudy. Low 17.
Friday..Mainly sunny. High 29. Humidex 36. UV index 8 or very high.
Friday night..A few clouds. Low 17.

Orillia - Lagoon City - Washago.
Tonight..Partly cloudy. Low 17.
Friday..Sunny. Becoming a mix of sun and cloud in the afternoon.
High 29. Humidex 36. UV index 8 or very high.
Friday night..Clearing in the evening. Low 17.

Cobourg - Colborne - Western Northumberland County.
Tonight..Partly cloudy. Clearing after midnight. Low 18.
Friday..Sunny. High 28. Humidex 33. UV index 8 or very high.
Friday night..Clear. Low 16.

Belleville - Quinte West - Eastern Northumberland County.
Tonight..Partly cloudy. Clearing after midnight. Low 15.
Friday..Sunny. High 29. Humidex 34. UV index 8 or very high.
Friday night..Clear. Low 16.

Picton - Sandbanks Park.
Tonight..Partly cloudy. Becoming clear after midnight. Low 16.
Friday..Sunny. High 27. Humidex 32. UV index 8 or very high.
Friday night..Clear. Low 18.

Napanee - Consecon.
Tonight..Partly cloudy. Clearing after midnight. Low 14.
Friday..Sunny. High 30. Humidex 35. UV index 8 or very high.
Friday night..Clear. Low 16.

Kingston - Odessa - Frontenac Islands.
Tonight..Partly cloudy. Becoming clear late this evening. Wind north
20 km/h gusting to 40 becoming light early this evening. Low 14. Friday..Sunny. High 30. Humidex 35. UV index 8 or very high.
Friday night..Clear. Low 15.

Lindsay - Southern Kawartha Lakes.
Tonight..Partly cloudy. Low 16.
Friday..Mainly sunny. High 29. Humidex 33. UV index 8 or very high.
Friday night..Clear. Low 16.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Tonight..Partly cloudy. Low 14.
Friday..Mainly sunny. High 29. Humidex 33. UV index 8 or very high.
Friday night..Clearing in the evening. Low 16.

Peterborough City - Lakefield - Southern Peterborough County.
Tonight..Partly cloudy. Low 14.
Friday..Mainly sunny. High 30. Humidex 34. UV index 8 or very high.
Friday night..Clear. Low 13.

Apsley - Woodview - Northern Peterborough County.
Tonight..Partly cloudy. Low 14.
Friday..A mix of sun and cloud. High 29. Humidex 33. UV index 7 or
high.
Friday night..Clear. Low 13.

Stirling - Tweed - Madoc.
Tonight..Partly cloudy. Low 16.
Friday..Mainly sunny. High 30. Humidex 34. UV index 8 or very high.
Friday night..Clear. Low 16.

Tamworth - Sydenham - South Frontenac.
Tonight..Partly cloudy. Clearing this evening. Low 16.
Friday..Sunny. High 30. Humidex 34. UV index 8 or very high.
Friday night..Clear. Low 15.

Kaladar - Bannockburn - Bon Echo Park.
Tonight..Partly cloudy. Clearing late this evening. Low 10.
Friday..Mainly sunny. High 29. Humidex 33. UV index 8 or very high.
Friday night..Clear. Low 12.

Bancroft - Hastings Highlands - Denbigh.
Tonight..Partly cloudy. Low 9.
Friday..A mix of sun and cloud. High 28. Humidex 32. UV index 7 or
high.
Friday night..Partly cloudy. Becoming clear in the evening. Low 12.

Gananoque - Mallorytown.
Tonight..Partly cloudy. Becoming clear this evening. Low 13.
Friday..Sunny. High 30. Humidex 33. UV index 8 or very high.
Friday night..Clear. Low 15.

Brockville - Prescott.
Tonight..Partly cloudy. Becoming clear this evening. Low 12.
Friday..Sunny. High 29. Humidex 32. UV index 8 or very high.
Friday night..Clear. Low 15.

Westport - Charleston Lake.
Tonight..Partly cloudy. Becoming clear this evening. Low 13.
Friday..Sunny. High 30. Humidex 33. UV index 8 or very high.
Friday night..Clear. Low 15.

Merrickville-Wolford - Kemptville.
Tonight..Partly cloudy. Becoming clear this evening. Low 11.
Friday..Sunny. High 28. Humidex 31. UV index 8 or very high.
Friday night..Clear. Low 12.

Ottawa North - Kanata - Orl‚ans.
Tonight..Partly cloudy. Becoming clear this evening. Wind north
20 km/h gusting to 40 becoming light early this evening. Low 13. Friday..Sunny. High 28. Humidex 31. UV index 8 or very high.
Friday night..Clear. Low 14.

Ottawa South - Richmond - Metcalfe.
Tonight..Partly cloudy. Becoming clear this evening. Low 12.
Friday..Sunny. High 28. Humidex 31. UV index 8 or very high.
Friday night..Clear. Low 14.

Gatineau.
Tonight..Partly cloudy. Becoming clear this evening. Low 12.
Friday..Sunny. High 28. Humidex 31. UV index 8 or very high.
Friday night..Clear. Low 13.

Prescott and Russell.
Tonight..Partly cloudy. Becoming clear this evening. Low 11.
Friday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Friday night..Clear. Low 13.

Morrisburg - Long Sault.
Tonight..Partly cloudy. Becoming clear this evening. Low 11.
Friday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Friday night..Clear. Low 13.

Cornwall - Lancaster.
Tonight..Partly cloudy. Clearing this evening. Low 11.
Friday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Friday night..Clear. Low 13.

Winchester - Newington.
Tonight..Partly cloudy. Becoming clear this evening. Low 11.
Friday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Friday night..Clear. Low 13.

Maxville - Alexandria.
Tonight..Partly cloudy. Clearing this evening. Low 11.
Friday..Sunny. High 26. Humidex 29. UV index 8 or very high.
Friday night..Clear. Low 12.

Plevna - Sharbot Lake - Western Lanark County.
Tonight..Partly cloudy. Clearing this evening. Low 11.
Friday..Sunny. Becoming a mix of sun and cloud in the morning.
High 29. Humidex 32. UV index 8 or very high.
Friday night..Clear. Low 15.

Smiths Falls - Perth - Eastern Lanark County.
Tonight..Partly cloudy. Becoming clear this evening. Low 12.
Friday..Sunny. High 29. Humidex 32. UV index 8 or very high.
Friday night..Clear. Low 14.

Port Carling - Port Severn.
Tonight..Partly cloudy. Low 21.
Friday..A mix of sun and cloud. Wind becoming southwest 20 km/h near
noon. High 29. Humidex 35. UV index 8 or very high.
Friday night..Clear. Wind southwest 20 km/h becoming light in the
evening. Low 20.

Bracebridge - Gravenhurst.
Tonight..Partly cloudy. Low 15.
Friday..A mix of sun and cloud. Wind becoming southwest 20 km/h near
noon. High 30. Humidex 35. UV index 8 or very high.
Friday night..Clear. Wind southwest 20 km/h becoming light in the
evening. Low 15.

Town of Parry Sound - Rosseau - Killbear Park.
Tonight..Partly cloudy. Low 13.
Friday..Sunny. Wind becoming southwest 20 km/h near noon. High 28.
Humidex 33. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy overnight. Wind southwest
20 km/h becoming light in the evening. Low 15.

Huntsville - Baysville.
Tonight..Partly cloudy. Low 13.
Friday..Mainly sunny. Wind becoming southwest 20 km/h near noon.
High 30. Humidex 35. UV index 8 or very high.
Friday night..Clear. Wind southwest 20 km/h becoming light in the
evening. Low 15.

Haliburton - Minden - Southern Haliburton County.
Tonight..Partly cloudy. Low 14.
Friday..A mix of sun and cloud. Wind becoming southwest 20 km/h near
noon. High 28. Humidex 33. UV index 8 or very high.
Friday night..Clearing in the evening. Wind southwest 20 km/h
becoming light in the evening. Low 16.

Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Tonight..Partly cloudy. Low 10.
Friday..A mix of sun and cloud. Wind becoming southwest 20 km/h near
noon. High 28. Humidex 33. UV index 8 or very high.
Friday night..Clearing in the evening. Wind southwest 20 km/h
becoming light in the evening. Low 13.

Barry's Bay - Killaloe.
Tonight..Clear. Becoming partly cloudy after midnight. Low 9.
Friday..Mainly cloudy. High 29. Humidex 32. UV index 7 or high.
Friday night..Clearing in the evening. Low 13.

Renfrew - Arnprior - Calabogie.
Tonight..A few clouds. Low 10.
Friday..A mix of sun and cloud. High 28. Humidex 31. UV index 8 or
very high.
Friday night..Clearing late in the evening. Low 15.

Petawawa - Pembroke - Cobden.
Tonight..A few clouds. Low 10.
Friday..Mainly cloudy. High 28. Humidex 31. UV index 7 or high.
Friday night..Clearing in the evening. Low 15.

Western Algonquin Park - Lake of Two Rivers.
Tonight..Clear. Becoming partly cloudy near midnight. Low 8.
Friday..A mix of sun and cloud. Wind becoming southwest 20 km/h near
noon. High 28. Humidex 32. UV index 8 or very high.
Friday night..Clear. Wind southwest 20 km/h becoming light in the
evening. Low 13.

Deep River - Whitney - Eastern Algonquin Park.
Tonight..Clear. Becoming partly cloudy near midnight. Low 8.
Friday..A mix of sun and cloud. Wind becoming southwest 20 km/h near
noon. High 28. Humidex 32. UV index 8 or very high.
Friday night..Clear. Wind southwest 20 km/h becoming light in the
evening. Low 13.

Bayfield Inlet - Dunchurch.
Tonight..Partly cloudy. Low 12.
Friday..Sunny. Wind becoming southwest 20 km/h near noon. High 27.
Humidex 32. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy overnight. Wind southwest
20 km/h becoming light in the evening. Low 16.

South River - Burk's Falls.
Tonight..Partly cloudy. Low 11.
Friday..Sunny. Wind becoming southwest 20 km/h near noon. High 28.
Humidex 33. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy overnight. Wind southwest
20 km/h becoming light in the evening. Low 16.

End
$$$$^^

--- up 3 days, 8 hours, 16 minutes
* Origin: Northern Realms (1:229/664)

FPCN11 CWTO 150900
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 5:00 a.m. EDT Friday 15 August 2025 for
today and Saturday.
The next scheduled forecast will be issued at 11:00 a.m. EDT.

City of Toronto.
Today..Sunny. High 29. Humidex 34. UV index 8 or very high.
Tonight..Clear. Low 21.
Saturday..Sunny. Wind becoming northeast 20 km/h late in the
afternoon. High 32. Humidex 37. UV index 8 or very high.

Windsor - Leamington - Essex County.
Today..Sunny. Fog patches dissipating this morning. High 30. Humidex
37. UV index 9 or very high.
Tonight..Clear. Low 18.
Saturday..Sunny. Becoming a mix of sun and cloud near noon. Wind
becoming south 20 km/h in the afternoon. High 32. Humidex 40. UV
index 9 or very high.

Chatham-Kent - Rondeau Park.
Today..Sunny. Fog patches dissipating this morning. High 29. Humidex
36. UV index 9 or very high.
Tonight..Clear. Low 18.
Saturday..Sunny. Wind becoming northwest 20 km/h late in the
afternoon. High 32. Humidex 40. UV index 9 or very high.

Sarnia - Petrolia - Western Lambton County.
Today..A mix of sun and cloud. Clearing late this afternoon. Fog
patches dissipating this morning. High 29. Humidex 33. UV index 9 or
very high.
Tonight..Clear. Low 18.
Saturday..Sunny. Becoming a mix of sun and cloud late in the morning.
Wind becoming south 20 km/h late in the afternoon. High 32. Humidex
39. UV index 9 or very high.

Watford - Pinery Park - Eastern Lambton County.
Today..Sunny. Fog patches dissipating this morning. High 30. Humidex
35. UV index 9 or very high.
Tonight..Clear. Low 17.
Saturday..Sunny. High 32. Humidex 39. UV index 9 or very high.

Rodney - Shedden - Western Elgin County.
Today..Sunny. Fog patches dissipating this morning. High 29. Humidex
34. UV index 9 or very high.
Tonight..Clear. Low 18.
Saturday..Sunny. High 31. Humidex 39. UV index 9 or very high.

St. Thomas - Aylmer - Eastern Elgin County.
Today..Sunny. Fog patches dissipating this morning. High 28. Humidex
34. UV index 9 or very high.
Tonight..Clear. Low 16.
Saturday..Sunny. High 31. Humidex 39. UV index 9 or very high.

Strathroy - Komoka - Western Middlesex County.
Today..Mainly sunny. Fog patches dissipating this morning. High 30.
Humidex 35. UV index 9 or very high.
Tonight..Clear. Low 18.
Saturday..Sunny. Becoming a mix of sun and cloud in the afternoon.
High 32. Humidex 40. UV index 9 or very high.

London - Parkhill - Eastern Middlesex County.
Today..Mainly sunny. Fog patches dissipating this morning. High 30.
Humidex 35. UV index 9 or very high.
Tonight..Clear. Low 16.
Saturday..Sunny. High 32. Humidex 40. UV index 9 or very high.

Simcoe - Delhi - Norfolk.
Today..Sunny. Fog patches dissipating this morning. High 29. Humidex
34. UV index 8 or very high.
Tonight..Clear. Low 15.
Saturday..Sunny. High 31. Humidex 37. UV index 8 or very high.

Dunnville - Caledonia - Haldimand.
Today..Sunny. Fog patches dissipating this morning. High 30. Humidex
35. UV index 8 or very high.
Tonight..Clear. Low 14.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Woodstock - Tillsonburg - Oxford County.
Today..Sunny. Fog patches dissipating this morning. High 30. Humidex
35. UV index 8 or very high.
Tonight..Clear. Low 15.
Saturday..Sunny. Wind becoming southwest 20 km/h late in the
afternoon. High 32. Humidex 37. UV index 8 or very high.

Brantford - County of Brant.
Today..Sunny. Fog patches dissipating this morning. High 30. Humidex
35. UV index 8 or very high.
Tonight..Clear. Low 15.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Niagara Falls - Welland - Southern Niagara Region.
Today..Sunny. Fog patches dissipating this morning. High 30. Humidex
34. UV index 8 or very high.
Tonight..Clear. Low 20.
Saturday..Sunny. High 31. Humidex 35. UV index 8 or very high.

St. Catharines - Grimsby - Northern Niagara Region.
Today..Sunny. Fog patches dissipating this morning. High 29. Humidex
36. UV index 8 or very high.
Tonight..Clear. Low 19.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

City of Hamilton.
Today..Sunny. Fog patches dissipating this morning. High 29. Humidex
34. UV index 8 or very high.
Tonight..Clear. Low 18.
Saturday..Sunny. Wind becoming southwest 20 km/h late in the
afternoon. High 32. Humidex 37. UV index 8 or very high.

Burlington - Oakville.
Today..Sunny. High 29. Humidex 34. UV index 8 or very high.
Tonight..Clear. Low 19.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Halton Hills - Milton.
Today..Sunny. High 29. Humidex 34. UV index 8 or very high.
Tonight..Clear. Low 19.
Saturday..Sunny. Becoming a mix of sun and cloud in the afternoon.
High 33. Humidex 38. UV index 8 or very high.

Mississauga - Brampton.
Today..Sunny. High 30. Humidex 35. UV index 8 or very high.
Tonight..Clear. Low 19.
Saturday..Sunny. Becoming a mix of sun and cloud in the afternoon.
High 32. Humidex 37. UV index 8 or very high.

Caledon.
Today..Mainly sunny. Fog patches dissipating this morning. Wind south
20 km/h becoming light late this morning. High 29. Humidex 34. UV
index 8 or very high.
Tonight..Clear. Low 18.
Saturday..Sunny. Becoming a mix of sun and cloud in the morning. Wind
becoming southwest 20 km/h in the afternoon. High 33. Humidex 38. UV
index 8 or very high.

Vaughan - Richmond Hill - Markham.
Today..Sunny. High 30. Humidex 34. UV index 8 or very high.
Tonight..Clear. Low 19.
Saturday..Sunny. High 33. Humidex 38. UV index 8 or very high.

Newmarket - Georgina - Northern York Region.
Today..Mainly sunny. Wind southeast 20 km/h becoming light late this
morning. High 29. Humidex 33. UV index 8 or very high.
Tonight..Clear. Low 17.
Saturday..Sunny. Becoming a mix of sun and cloud near noon. High 33.
Humidex 38. UV index 8 or very high.

Pickering - Oshawa - Southern Durham Region.
Today..Sunny. High 29. Humidex 33. UV index 8 or very high.
Tonight..Clear. Low 17.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Uxbridge - Beaverton - Northern Durham Region.
Today..Sunny. High 29. Humidex 33. UV index 8 or very high.
Tonight..Clear. Low 17.
Saturday..Sunny. Becoming a mix of sun and cloud in the afternoon.
High 32. Humidex 37. UV index 8 or very high.

Goderich - Bluewater - Southern Huron County.
Today..A mix of sun and cloud. Fog patches dissipating this morning.
High 29. Humidex 34. UV index 8 or very high.
Tonight..A few clouds. Low 17.
Saturday..Sunny. Increasing cloudiness near noon. Wind south 20 km/h
becoming light in the afternoon. High 31. Humidex 36. UV index 8 or
very high.

Wingham - Blyth - Northern Huron County.
Today..A mix of sun and cloud. Fog patches dissipating this morning.
High 29. Humidex 34. UV index 8 or very high.
Tonight..A few clouds. Low 16.
Saturday..Mainly sunny. Increasing cloudiness near noon. Wind
becoming southwest 20 km/h in the morning. High 31. Humidex 36. UV
index 8 or very high.

Stratford - Mitchell - Southern Perth County.
Today..A mix of sun and cloud. Fog patches dissipating this morning.
High 30. Humidex 34. UV index 8 or very high.
Tonight..Clear. Low 17.
Saturday..Sunny. Becoming a mix of sun and cloud in the afternoon.
High 31. Humidex 36. UV index 8 or very high.

Listowel - Milverton - Northern Perth County.
Today..A mix of sun and cloud. Fog patches dissipating this morning.
High 30. Humidex 34. UV index 8 or very high.
Tonight..Clearing late this evening. Low 17.
Saturday..Sunny. Increasing cloudiness early in the afternoon. Wind
becoming west 20 km/h late in the morning. High 31. Humidex 36. UV
index 8 or very high.

Kitchener - Cambridge - Region of Waterloo.
Today..Sunny. Fog patches dissipating this morning. High 29. Humidex
34. UV index 8 or very high.
Tonight..Clear. Low 17.
Saturday..Sunny. Becoming a mix of sun and cloud in the afternoon.
Wind becoming southwest 20 km/h in the afternoon. High 31. Humidex
37. UV index 8 or very high.

Guelph - Erin - Southern Wellington County.
Today..Sunny. Fog patches dissipating this morning. High 29. Humidex
34. UV index 8 or very high.
Tonight..Clear. Low 17.
Saturday..Sunny. Becoming a mix of sun and cloud in the afternoon.
Wind becoming southwest 20 km/h in the afternoon. High 31. Humidex
37. UV index 8 or very high.

Mount Forest - Arthur - Northern Wellington County.
Today..Sunny. Becoming a mix of sun and cloud near noon. Fog patches
dissipating this morning. High 29. Humidex 33. UV index 8 or very
high.
Tonight..Clearing. Low 17.
Saturday..Mainly sunny. Increasing cloudiness near noon. Wind
becoming southwest 20 km/h late in the morning. High 30. Humidex 35.
UV index 8 or very high.

Orangeville - Grand Valley - Southern Dufferin County.
Today..Mainly sunny. Fog patches dissipating this morning. Wind south
20 km/h becoming light late this morning. High 29. Humidex 34. UV
index 8 or very high.
Tonight..Clearing. Low 17.
Saturday..Mainly sunny. Increasing cloudiness early in the afternoon.
Wind becoming southwest 20 km/h in the afternoon. High 32. Humidex
37. UV index 8 or very high.

Shelburne - Mansfield - Northern Dufferin County.
Today..A mix of sun and cloud. High 29. Humidex 34. UV index 8 or
very high.
Tonight..Clearing. Low 17.
Saturday..Mainly sunny. Increasing cloudiness early in the afternoon.
Wind southwest 20 km/h becoming light late in the morning. High 32.
Humidex 37. UV index 8 or very high.

Innisfil - New Tecumseth - Angus.
Today..Mainly sunny. Increasing cloudiness near noon. Wind south
20 km/h becoming light late this morning. High 30. Humidex 35. UV
index 8 or very high.
Tonight..Clearing. Low 17.
Saturday..A mix of sun and cloud. High 32. Humidex 37. UV index 8 or
very high.

Saugeen Shores - Kincardine - Southern Bruce County.
Today..Mainly sunny. Fog patches dissipating this morning. High 27.
Humidex 32. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy near midnight. Low 20.
Saturday..Sunny. Becoming a mix of sun and cloud late in the morning.
Wind southwest 20 km/h becoming light in the afternoon. High 27 with
temperature falling to 21 in the afternoon. Humidex 34. UV index 8
or very high.

Bruce Peninsula - Sauble Beach - Tobermory.
Today..Sunny. High 26. Humidex 31. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy near midnight. Wind becoming
south 20 km/h before morning. Low 20 with temperature rising to 21
by morning.
Saturday..Sunny. Increasing cloudiness in the morning then 30 percent
chance of showers late in the afternoon. Risk of a thunderstorm late
in the afternoon. Wind south 20 km/h becoming light in the
afternoon. High 24 with temperature falling to 21 in the afternoon.
Humidex 32. UV index 7 or high.

Hanover - Dundalk - Southern Grey County.
Today..Sunny. Becoming a mix of sun and cloud near noon. High 29.
Humidex 34. UV index 8 or very high.
Tonight..Partly cloudy. Low 17.
Saturday..A mix of sun and cloud. Becoming cloudy in the afternoon.
Wind becoming southwest 20 km/h in the morning. High 30. Humidex 35.
UV index 8 or very high.

Owen Sound - Blue Mountains - Northern Grey County.
Today..Sunny. High 28. Humidex 33. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy near midnight. Low 17.
Saturday..Mainly sunny. Increasing cloudiness late in the morning.
Wind southwest 20 km/h becoming light late in the morning. High 30.
Humidex 35. UV index 8 or very high.

Barrie - Collingwood - Hillsdale.
Today..A mix of sun and cloud. Wind south 20 km/h becoming light late
this morning. High 30. Humidex 37. UV index 8 or very high.
Tonight..Clearing this evening. Low 17.
Saturday..A mix of sun and cloud. High 32. Humidex 38. UV index 8 or
very high.

Midland - Coldwater - Orr Lake.
Today..Mainly sunny. Wind south 20 km/h becoming west 20 late this
morning. High 29. Humidex 36. UV index 8 or very high.
Tonight..A few clouds. Low 17.
Saturday..Mainly cloudy. Wind southwest 20 km/h becoming light late
in the morning. High 32. Humidex 38. UV index 8 or very high.

Orillia - Lagoon City - Washago.
Today..Sunny. Becoming a mix of sun and cloud this afternoon. Wind
south 20 km/h becoming light late this morning. High 29. Humidex 36.
UV index 8 or very high.
Tonight..Clearing this evening. Wind south 20 km/h becoming light
late this evening. Low 17.
Saturday..Mainly sunny. Increasing cloudiness early in the afternoon.
High 32. Humidex 38. UV index 8 or very high.

Cobourg - Colborne - Western Northumberland County.
Today..Sunny. High 28. Humidex 33. UV index 8 or very high.
Tonight..Clear. Low 16.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Belleville - Quinte West - Eastern Northumberland County.
Today..Sunny. High 29. Humidex 34. UV index 8 or very high.
Tonight..Clear. Low 16.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Picton - Sandbanks Park.
Today..Sunny. High 27. Humidex 32. UV index 8 or very high.
Tonight..Clear. Low 18.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Napanee - Consecon.
Today..Sunny. High 30. Humidex 35. UV index 8 or very high.
Tonight..Clear. Low 16.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Kingston - Odessa - Frontenac Islands.
Today..Sunny. High 30. Humidex 35. UV index 8 or very high.
Tonight..Clear. Low 15.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Lindsay - Southern Kawartha Lakes.
Today..Mainly sunny. High 29. Humidex 33. UV index 8 or very high. Tonight..Clear. Low 16.
Saturday..Sunny. Becoming a mix of sun and cloud in the afternoon.
High 31. Humidex 36. UV index 8 or very high.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Today..Mainly sunny. High 29. Humidex 33. UV index 8 or very high. Tonight..Clearing this evening. Low 16.
Saturday..Mainly sunny. Increasing cloudiness early in the afternoon.
High 31. Humidex 36. UV index 8 or very high.

Peterborough City - Lakefield - Southern Peterborough County.
Today..Mainly sunny. High 30. Humidex 34. UV index 8 or very high. Tonight..Clear. Low 13.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Apsley - Woodview - Northern Peterborough County.
Today..A mix of sun and cloud. High 29. Humidex 33. UV index 7 or
high.
Tonight..Clear. Low 13.
Saturday..Sunny. Becoming a mix of sun and cloud in the afternoon.
High 32. Humidex 37. UV index 8 or very high.

Stirling - Tweed - Madoc.
Today..Mainly sunny. High 30. Humidex 34. UV index 8 or very high. Tonight..Clear. Low 16.
Saturday..Sunny. Wind becoming south 20 km/h in the afternoon.
High 33. Humidex 38. UV index 8 or very high.

Tamworth - Sydenham - South Frontenac.
Today..Sunny. High 30. Humidex 34. UV index 8 or very high.
Tonight..Clear. Low 15.
Saturday..Sunny. High 33. Humidex 38. UV index 8 or very high.

Kaladar - Bannockburn - Bon Echo Park.
Today..Mainly sunny. High 29. Humidex 33. UV index 8 or very high. Tonight..Clear. Low 12.
Saturday..Sunny. High 32. Humidex 36. UV index 8 or very high.

Bancroft - Hastings Highlands - Denbigh.
Today..A mix of sun and cloud. High 28. Humidex 32. UV index 7 or
high.
Tonight..Partly cloudy. Becoming clear this evening. Low 12.
Saturday..Sunny. Becoming a mix of sun and cloud in the morning. Wind
southwest 20 km/h. High 32. Humidex 36. UV index 8 or very high.

Gananoque - Mallorytown.
Today..Sunny. High 30. Humidex 33. UV index 8 or very high.
Tonight..Clear. Low 15.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Brockville - Prescott.
Today..Sunny. High 29. Humidex 32. UV index 8 or very high.
Tonight..Clear. Low 15.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Westport - Charleston Lake.
Today..Sunny. High 30. Humidex 33. UV index 8 or very high.
Tonight..Clear. Low 15.
Saturday..Mainly sunny. High 32. Humidex 37. UV index 8 or very high.

Merrickville-Wolford - Kemptville.
Today..Sunny. High 28. Humidex 31. UV index 8 or very high.
Tonight..Clear. Low 12.
Saturday..Sunny. High 33. Humidex 38. UV index 8 or very high.

Ottawa North - Kanata - Orl‚ans.
Today..Sunny. High 28. Humidex 31. UV index 8 or very high.
Tonight..Clear. Low 14.
Saturday..Sunny. High 33. Humidex 38. UV index 8 or very high.

Ottawa South - Richmond - Metcalfe.
Today..Sunny. High 28. Humidex 31. UV index 8 or very high.
Tonight..Clear. Low 14.
Saturday..Sunny. High 33. Humidex 38. UV index 8 or very high.

Gatineau.
Today..Sunny. High 28. Humidex 31. UV index 8 or very high.
Tonight..Clear. Low 13.
Saturday..Sunny. High 33. Humidex 38. UV index 8 or very high.

Prescott and Russell.
Today..Sunny. High 27. Humidex 29. UV index 8 or very high.
Tonight..Clear. Low 13.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Morrisburg - Long Sault.
Today..Sunny. High 27. Humidex 29. UV index 8 or very high.
Tonight..Clear. Low 13.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Cornwall - Lancaster.
Today..Sunny. High 27. Humidex 29. UV index 8 or very high.
Tonight..Clear. Low 13.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Winchester - Newington.
Today..Sunny. High 27. Humidex 29. UV index 8 or very high.
Tonight..Clear. Low 13.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Maxville - Alexandria.
Today..Sunny. High 26. Humidex 29. UV index 8 or very high.
Tonight..Clear. Low 12.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Plevna - Sharbot Lake - Western Lanark County.
Today..Sunny. Becoming a mix of sun and cloud this morning. High 29.
Humidex 32. UV index 8 or very high.
Tonight..Clear. Low 15.
Saturday..Sunny. High 32. Humidex 36. UV index 8 or very high.

Smiths Falls - Perth - Eastern Lanark County.
Today..Sunny. High 29. Humidex 32. UV index 8 or very high.
Tonight..Clear. Low 14.
Saturday..Sunny. High 32. Humidex 36. UV index 8 or very high.

Port Carling - Port Severn.
Today..Mainly sunny. Wind south 20 km/h becoming light late this
morning. High 29. Humidex 35. UV index 8 or very high.
Tonight..Clear. Low 20.
Saturday..Mainly cloudy. High 30. Humidex 37. UV index 8 or very
high.

Bracebridge - Gravenhurst.
Today..Mainly sunny. Wind south 20 km/h becoming light late this
morning. High 30. Humidex 35. UV index 8 or very high.
Tonight..Clear. Low 15.
Saturday..Mainly cloudy. Wind becoming west 20 km/h late in the
morning. High 30. Humidex 36. UV index 8 or very high.

Town of Parry Sound - Rosseau - Killbear Park.
Today..Sunny. High 28. Humidex 33. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy near midnight. Low 15.
Saturday..Mainly cloudy. 30 percent chance of showers late in the
afternoon with risk of a thunderstorm. High 30. Humidex 36. UV
index 8 or very high.

Huntsville - Baysville.
Today..Mainly sunny. Wind becoming southwest 20 km/h this morning.
High 30. Humidex 35. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy after midnight. Low 15.
Saturday..Mainly cloudy. Wind southwest 20 km/h becoming light in the
afternoon. High 30. Humidex 36. UV index 7 or high.

Haliburton - Minden - Southern Haliburton County.
Today..A mix of sun and cloud. High 28. Humidex 33. UV index 8 or
very high.
Tonight..Clearing this evening. Low 16.
Saturday..A mix of sun and cloud. Wind southwest 20 km/h. High 30.
Humidex 36. UV index 8 or very high.

Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Today..A mix of sun and cloud. High 28. Humidex 33. UV index 8 or
very high.
Tonight..Clearing this evening. Low 13.
Saturday..A mix of sun and cloud. Wind becoming southwest 20 km/h in
the morning. High 30. Humidex 36. UV index 8 or very high.

Barry's Bay - Killaloe.
Today..Mainly cloudy. High 29. Humidex 32. UV index 7 or high. Tonight..Clearing this evening. Low 13.
Saturday..Increasing cloudiness early in the morning. Wind southwest
20 km/h becoming light late in the morning. High 32. Humidex 37. UV
index 8 or very high.

Renfrew - Arnprior - Calabogie.
Today..A mix of sun and cloud. High 28. Humidex 31. UV index 8 or
very high.
Tonight..Clearing late this evening. Low 15.
Saturday..Sunny. Becoming a mix of sun and cloud in the morning. Wind
southwest 20 km/h. High 33. Humidex 38. UV index 8 or very high.

Petawawa - Pembroke - Cobden.
Today..Increasing cloudiness early this morning. High 28. Humidex 31.
UV index 7 or high.
Tonight..Clearing this evening. Low 15.
Saturday..Mainly cloudy. Wind becoming southwest 20 km/h late in the
morning. High 32. Humidex 37. UV index 7 or high.

Western Algonquin Park - Lake of Two Rivers.
Today..A mix of sun and cloud. Wind becoming southwest 20 km/h this
afternoon. High 28. Humidex 32. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy overnight. Low 13.
Saturday..Mainly cloudy. 30 percent chance of showers late in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h gusting to 40 in the morning. High 30. Humidex 35. UV
index 8 or very high.

Deep River - Whitney - Eastern Algonquin Park.
Today..A mix of sun and cloud. High 28. Humidex 32. UV index 8 or
very high.
Tonight..Clear. Low 13.
Saturday..Mainly cloudy. 30 percent chance of showers late in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h in the morning. High 30. Humidex 35. UV index 8 or very
high.

Bayfield Inlet - Dunchurch.
Today..Clearing early this morning. Wind becoming southwest 20 km/h
this morning. High 27. Humidex 32. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy after midnight. Low 16.
Saturday..Mainly cloudy. 30 percent chance of showers late in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h gusting to 40 in the morning. High 28. Humidex 34. UV
index 7 or high.

South River - Burk's Falls.
Today..Clearing early this morning. Wind becoming southwest 20 km/h
this morning. High 28. Humidex 33. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy after midnight. Low 16.
Saturday..Mainly cloudy. 30 percent chance of showers late in the
afternoon with risk of a thunderstorm. Wind becoming southwest
20 km/h gusting to 40 in the morning. High 28. Humidex 34. UV
index 7 or high.

End
$$$$^^

--- up 3 days, 21 hours, 46 minutes
* Origin: Northern Realms (1:229/664)

FPCN11 CWTO 151500
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 11:00 a.m. EDT Friday 15 August 2025 for
today and Saturday.
The next scheduled forecast will be issued at 3:30 p.m. EDT.

City of Toronto.
Today..Sunny. High 29. Humidex 34. UV index 8 or very high.
Tonight..Clear. Low 19.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Windsor - Leamington - Essex County.
Today..Mainly sunny. High 30. Humidex 37. UV index 9 or very high. Tonight..Clear. Low 18.
Saturday..Sunny. Becoming a mix of sun and cloud in the morning. Wind
becoming northwest 20 km/h late in the afternoon. High 32. Humidex
40. UV index 9 or very high.

Chatham-Kent - Rondeau Park.
Today..A mix of sun and cloud. Becoming sunny this afternoon.
High 29. Humidex 36. UV index 9 or very high.
Tonight..Clear. Low 18.
Saturday..Sunny. High 32. Humidex 40. UV index 9 or very high.

Sarnia - Petrolia - Western Lambton County.
Today..A mix of sun and cloud. High 29. Humidex 33. UV index 9 or
very high.
Tonight..Clear. Low 18.
Saturday..Sunny. Becoming a mix of sun and cloud in the afternoon.
Wind becoming west 20 km/h late in the afternoon. High 32. Humidex
39. UV index 9 or very high.

Watford - Pinery Park - Eastern Lambton County.
Today..Sunny. High 30. Humidex 35. UV index 9 or very high.
Tonight..Clear. Low 17.
Saturday..Sunny. High 32. Humidex 39. UV index 9 or very high.

Rodney - Shedden - Western Elgin County.
Today..Mainly sunny. High 29. Humidex 34. UV index 9 or very high. Tonight..Clear. Low 18.
Saturday..Sunny. High 31. Humidex 39. UV index 9 or very high.

St. Thomas - Aylmer - Eastern Elgin County.
Today..A mix of sun and cloud. High 28. Humidex 34. UV index 9 or
very high.
Tonight..Clear. Low 16.
Saturday..Sunny. High 31. Humidex 39. UV index 9 or very high.

Strathroy - Komoka - Western Middlesex County.
Today..A mix of sun and cloud. High 30. Humidex 35. UV index 9 or
very high.
Tonight..Clear. Low 18.
Saturday..Sunny. High 32. Humidex 40. UV index 9 or very high.

London - Parkhill - Eastern Middlesex County.
Today..A mix of sun and cloud. High 30. Humidex 35. UV index 9 or
very high.
Tonight..Clear. Low 16.
Saturday..Sunny. High 32. Humidex 40. UV index 9 or very high.

Simcoe - Delhi - Norfolk.
Today..Mainly sunny. High 29. Humidex 34. UV index 8 or very high. Tonight..Clear. Low 15.
Saturday..Sunny. High 31. Humidex 37. UV index 8 or very high.

Dunnville - Caledonia - Haldimand.
Today..Sunny. High 30. Humidex 35. UV index 8 or very high.
Tonight..Clear. Low 14.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Woodstock - Tillsonburg - Oxford County.
Today..Increasing cloudiness near noon. High 30. Humidex 35. UV
index 8 or very high.
Tonight..Clearing this evening. Low 15.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Brantford - County of Brant.
Today..Mainly sunny. High 30. Humidex 35. UV index 8 or very high. Tonight..Clear. Low 15.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Niagara Falls - Welland - Southern Niagara Region.
Today..Sunny. High 30. Humidex 35. UV index 8 or very high.
Tonight..Clear. Low 18.
Saturday..Sunny. High 31. Humidex 35. UV index 8 or very high.

St. Catharines - Grimsby - Northern Niagara Region.
Today..Sunny. High 30. Humidex 37. UV index 8 or very high.
Tonight..Clear. Low 18.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

City of Hamilton.
Today..Sunny. High 30. Humidex 35. UV index 8 or very high.
Tonight..Clear. Low 18.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Burlington - Oakville.
Today..Mainly sunny. High 29. Humidex 34. UV index 8 or very high. Tonight..Clear. Low 19.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Halton Hills - Milton.
Today..A mix of sun and cloud. High 29. Humidex 34. UV index 8 or
very high.
Tonight..Clear. Low 18.
Saturday..Sunny. Becoming a mix of sun and cloud in the morning. Wind
becoming west 20 km/h in the afternoon. High 33. Humidex 38. UV
index 8 or very high.

Mississauga - Brampton.
Today..Mainly sunny. High 30. Humidex 35. UV index 8 or very high. Tonight..Clear. Low 18.
Saturday..Mainly sunny. Wind becoming southwest 20 km/h in the
afternoon. High 32. Humidex 37. UV index 8 or very high.

Caledon.
Today..A mix of sun and cloud. High 29. Humidex 34. UV index 8 or
very high.
Tonight..Clearing late this evening. Low 18.
Saturday..A mix of sun and cloud. Wind becoming west 20 km/h late in
the morning. High 33. Humidex 38. UV index 8 or very high.

Vaughan - Richmond Hill - Markham.
Today..Mainly sunny. High 30. Humidex 34. UV index 8 or very high. Tonight..Clear. Low 17.
Saturday..Sunny. Becoming a mix of sun and cloud late in the morning.
Wind becoming southwest 20 km/h late in the morning. High 33.
Humidex 38. UV index 8 or very high.

Newmarket - Georgina - Northern York Region.
Today..A mix of sun and cloud. High 29. Humidex 33. UV index 8 or
very high.
Tonight..Clearing this evening. Low 17.
Saturday..Sunny. Becoming a mix of sun and cloud in the morning. Wind
becoming west 20 km/h in the afternoon. High 33. Humidex 38. UV
index 8 or very high.

Pickering - Oshawa - Southern Durham Region.
Today..Sunny. High 29. Humidex 33. UV index 8 or very high.
Tonight..Clear. Low 17.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Uxbridge - Beaverton - Northern Durham Region.
Today..Mainly sunny. High 29. Humidex 33. UV index 8 or very high. Tonight..Partly cloudy. Becoming clear this evening. Low 17.
Saturday..Sunny. Becoming a mix of sun and cloud late in the morning.
Wind becoming west 20 km/h in the afternoon. High 32. Humidex 37. UV
index 8 or very high.

Goderich - Bluewater - Southern Huron County.
Today..Clearing this afternoon. High 29. Humidex 34. UV index 7 or
high.
Tonight..Clear. Low 17.
Saturday..Sunny. High 31. Humidex 36. UV index 8 or very high.

Wingham - Blyth - Northern Huron County.
Today..Mainly cloudy. High 29. Humidex 34. UV index 7 or high.
Tonight..A few clouds. Low 16.
Saturday..Sunny. Wind becoming southwest 20 km/h late in the morning.
High 31. Humidex 36. UV index 8 or very high.

Stratford - Mitchell - Southern Perth County.
Today..Mainly cloudy. High 30. Humidex 34. UV index 8 or very high. Tonight..Clearing late this evening. Low 17.
Saturday..Sunny. High 31. Humidex 36. UV index 8 or very high.

Listowel - Milverton - Northern Perth County.
Today..Mainly cloudy. High 30. Humidex 34. UV index 7 or high. Tonight..Clearing. Low 17.
Saturday..Mainly sunny. High 31. Humidex 36. UV index 8 or very high.

Kitchener - Cambridge - Region of Waterloo.
Today..A mix of sun and cloud. High 29. Humidex 34. UV index 8 or
very high.
Tonight..Clearing late this evening. Low 17.
Saturday..Mainly sunny. High 31. Humidex 37. UV index 8 or very high.

Guelph - Erin - Southern Wellington County.
Today..A mix of sun and cloud. High 29. Humidex 34. UV index 8 or
very high.
Tonight..Clear. Low 17.
Saturday..Sunny. Becoming a mix of sun and cloud in the morning. Wind
becoming west 20 km/h in the afternoon. High 31. Humidex 37. UV
index 8 or very high.

Mount Forest - Arthur - Northern Wellington County.
Today..Mainly cloudy. High 29. Humidex 33. UV index 8 or very high. Tonight..Clearing. Low 17.
Saturday..A mix of sun and cloud. Becoming sunny in the afternoon.
Wind becoming west 20 km/h late in the morning. High 30. Humidex 35.
UV index 8 or very high.

Orangeville - Grand Valley - Southern Dufferin County.
Today..A mix of sun and cloud. High 29. Humidex 34. UV index 8 or
very high.
Tonight..Clearing. Low 17.
Saturday..A mix of sun and cloud. Wind becoming west 20 km/h late in
the morning. High 32. Humidex 37. UV index 8 or very high.

Shelburne - Mansfield - Northern Dufferin County.
Today..Mainly cloudy. High 29. Humidex 34. UV index 8 or very high. Tonight..Clearing. Low 17.
Saturday..A mix of sun and cloud. Wind becoming west 20 km/h in the
morning. High 32. Humidex 37. UV index 8 or very high.

Innisfil - New Tecumseth - Angus.
Today..Mainly cloudy. High 30. Humidex 35. UV index 8 or very high. Tonight..Clearing. Low 17.
Saturday..A mix of sun and cloud. Wind becoming west 20 km/h late in
the morning. High 32. Humidex 37. UV index 8 or very high.

Saugeen Shores - Kincardine - Southern Bruce County.
Today..Mainly sunny. High 27. Humidex 32. UV index 8 or very high. Tonight..Clear. Becoming partly cloudy near midnight. Low 18.
Saturday..Mainly sunny. Wind southwest 20 km/h becoming light late in
the morning. High 27. Humidex 34. UV index 8 or very high.

Bruce Peninsula - Sauble Beach - Tobermory.
Today..Sunny. High 26. Humidex 31. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy late this evening. Low 19. Saturday..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. High 24. Humidex 32. UV index 8
or very high.

Hanover - Dundalk - Southern Grey County.
Today..Increasing cloudiness late this morning. High 29. Humidex 34.
UV index 8 or very high.
Tonight..Partly cloudy. Low 17.
Saturday..A mix of sun and cloud. Wind southwest 20 km/h becoming
light in the afternoon. High 30. Humidex 35. UV index 8 or very
high.

Owen Sound - Blue Mountains - Northern Grey County.
Today..Sunny. High 28. Humidex 33. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy near midnight. Low 17.
Saturday..A mix of sun and cloud. Wind southwest 20 km/h becoming
light in the afternoon. High 30. Humidex 35. UV index 8 or very
high.

Barrie - Collingwood - Hillsdale.
Today..A mix of sun and cloud. Becoming cloudy this afternoon.
High 30. Humidex 37. UV index 8 or very high.
Tonight..Mainly cloudy. Clearing late this evening. Low 17.
Saturday..A mix of sun and cloud. Wind becoming west 20 km/h late in
the morning. High 32. Humidex 38. UV index 8 or very high.

Midland - Coldwater - Orr Lake.
Today..A mix of sun and cloud. High 29. Humidex 36. UV index 8 or
very high.
Tonight..Partly cloudy. Clearing late this evening. Low 17.
Saturday..Mainly cloudy. Clearing early in the afternoon. Wind
becoming west 20 km/h in the morning. High 32. Humidex 38. UV
index 8 or very high.

Orillia - Lagoon City - Washago.
Today..A mix of sun and cloud. Becoming cloudy this afternoon.
High 29. Humidex 36. UV index 8 or very high.
Tonight..Mainly cloudy. Clearing late this evening. Wind south
20 km/h becoming light late this evening. Low 17.
Saturday..A mix of sun and cloud. High 32. Humidex 38. UV index 7 or
high.

Cobourg - Colborne - Western Northumberland County.
Today..Sunny. High 28. Humidex 33. UV index 8 or very high.
Tonight..Clear. Low 16.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Belleville - Quinte West - Eastern Northumberland County.
Today..Sunny. High 29. Humidex 34. UV index 8 or very high.
Tonight..Clear. Low 16.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Picton - Sandbanks Park.
Today..Sunny. High 27. Humidex 32. UV index 8 or very high.
Tonight..Clear. Low 18.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Napanee - Consecon.
Today..Sunny. High 30. Humidex 35. UV index 8 or very high.
Tonight..Clear. Low 16.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Kingston - Odessa - Frontenac Islands.
Today..Sunny. High 30. Humidex 35. UV index 8 or very high.
Tonight..Clear. Low 15.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.

Lindsay - Southern Kawartha Lakes.
Today..A mix of sun and cloud. High 29. Humidex 33. UV index 8 or
very high.
Tonight..Clearing. Low 16.
Saturday..Sunny. Becoming a mix of sun and cloud late in the morning.
Wind becoming west 20 km/h late in the morning. High 31. Humidex 36.
UV index 8 or very high.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Today..Mainly cloudy. High 29. Humidex 33. UV index 8 or very high. Tonight..Mainly cloudy. Clearing late this evening. Low 16.
Saturday..A mix of sun and cloud. Wind becoming west 20 km/h gusting
to 40 in the afternoon. High 31. Humidex 36. UV index 8 or very
high.

Peterborough City - Lakefield - Southern Peterborough County.
Today..Mainly sunny. High 30. Humidex 34. UV index 8 or very high. Tonight..Clear. Low 13.
Saturday..Sunny. Becoming a mix of sun and cloud in the afternoon.
Wind becoming west 20 km/h in the afternoon. High 32. Humidex 37. UV
index 8 or very high.

Apsley - Woodview - Northern Peterborough County.
Today..A mix of sun and cloud. High 29. Humidex 33. UV index 8 or
very high.
Tonight..Clearing late this evening. Low 13.
Saturday..A mix of sun and cloud. Wind becoming west 20 km/h gusting
to 40 late in the morning. High 32. Humidex 37. UV index 8 or very
high.

Stirling - Tweed - Madoc.
Today..Sunny. High 30. Humidex 34. UV index 8 or very high.
Tonight..Clear. Low 16.
Saturday..Sunny. Becoming a mix of sun and cloud in the afternoon.
Wind south 20 km/h becoming west 20 in the afternoon. High 33.
Humidex 38. UV index 8 or very high.

Tamworth - Sydenham - South Frontenac.
Today..Sunny. High 30. Humidex 34. UV index 8 or very high.
Tonight..Clear. Low 15.
Saturday..A mix of sun and cloud. Becoming sunny in the morning. Wind
becoming southwest 20 km/h in the afternoon. High 33. Humidex 38. UV
index 8 or very high.

Kaladar - Bannockburn - Bon Echo Park.
Today..Sunny. High 29. Humidex 33. UV index 8 or very high.
Tonight..Clear. Low 12.
Saturday..Mainly sunny. Wind becoming southwest 20 km/h late in the
morning. High 32. Humidex 36. UV index 8 or very high.

Bancroft - Hastings Highlands - Denbigh.
Today..A mix of sun and cloud. High 28. Humidex 32. UV index 8 or
very high.
Tonight..Clearing. Low 12.
Saturday..Sunny. Becoming a mix of sun and cloud in the morning. Wind
becoming southwest 20 km/h gusting to 40 in the morning. High 32.
Humidex 36. UV index 8 or very high.

Gananoque - Mallorytown.
Today..Sunny. High 30. Humidex 33. UV index 8 or very high.
Tonight..Clear. Low 15.
Saturday..A mix of sun and cloud. Becoming sunny in the morning. Wind
becoming southwest 20 km/h late in the afternoon. High 32. Humidex
37. UV index 8 or very high.

Brockville - Prescott.
Today..Sunny. High 29. Humidex 32. UV index 8 or very high.
Tonight..Clear. Low 15.
Saturday..Sunny. Wind becoming southwest 20 km/h in the afternoon.
High 32. Humidex 37. UV index 8 or very high.

Westport - Charleston Lake.
Today..Sunny. High 30. Humidex 33. UV index 8 or very high.
Tonight..Clear. Low 15.
Saturday..A mix of sun and cloud. Clearing late in the morning. Wind
becoming southwest 20 km/h in the afternoon. High 32. Humidex 37. UV
index 8 or very high.

Merrickville-Wolford - Kemptville.
Today..Sunny. High 28. Humidex 31. UV index 8 or very high.
Tonight..Clear. Low 12.
Saturday..A mix of sun and cloud. Becoming sunny in the morning. Wind
becoming southwest 20 km/h late in the morning. High 33. Humidex 38.
UV index 8 or very high.

Ottawa North - Kanata - Orl‚ans.
Today..Sunny. High 28. Humidex 31. UV index 8 or very high.
Tonight..Clear. Low 14.
Saturday..A mix of sun and cloud. Becoming sunny in the morning. Wind
becoming southwest 20 km/h late in the morning. High 33. Humidex 38.
UV index 8 or very high.

Ottawa South - Richmond - Metcalfe.
Today..Sunny. High 28. Humidex 31. UV index 8 or very high.
Tonight..Clear. Low 14.
Saturday..A mix of sun and cloud. Becoming sunny in the morning. Wind
becoming southwest 20 km/h late in the morning. High 33. Humidex 38.
UV index 8 or very high.

Gatineau.
Today..Sunny. High 28. Humidex 31. UV index 8 or very high.
Tonight..Clear. Low 13.
Saturday..Mainly sunny. Wind becoming south 20 km/h late in the
morning. High 33. Humidex 38. UV index 8 or very high.

Prescott and Russell.
Today..Sunny. High 27. Humidex 29. UV index 8 or very high.
Tonight..Clear. Low 13.
Saturday..Mainly sunny. Wind becoming southwest 20 km/h gusting to 40
in the afternoon. High 32. Humidex 37. UV index 8 or very high.

Morrisburg - Long Sault.
Today..Sunny. High 27. Humidex 29. UV index 8 or very high.
Tonight..Clear. Low 13.
Saturday..Sunny. Wind becoming southwest 20 km/h late in the
afternoon. High 32. Humidex 37. UV index 8 or very high.

Cornwall - Lancaster.
Today..Sunny. High 27. Humidex 29. UV index 8 or very high.
Tonight..Clear. Low 13.
Saturday..Sunny. Wind becoming southwest 20 km/h in the afternoon.
High 32. Humidex 37. UV index 8 or very high.

Winchester - Newington.
Today..Sunny. High 27. Humidex 29. UV index 8 or very high.
Tonight..Clear. Low 13.
Saturday..Sunny. Wind becoming southwest 20 km/h in the afternoon.
High 32. Humidex 37. UV index 8 or very high.

Maxville - Alexandria.
Today..Sunny. High 26. Humidex 29. UV index 8 or very high.
Tonight..Clear. Low 12.
Saturday..Sunny. Wind becoming southwest 20 km/h in the afternoon.
High 32. Humidex 37. UV index 8 or very high.

Plevna - Sharbot Lake - Western Lanark County.
Today..Sunny. High 29. Humidex 32. UV index 8 or very high.
Tonight..Clear. Low 15.
Saturday..Mainly sunny. Wind becoming west 20 km/h late in the
morning. High 32. Humidex 36. UV index 8 or very high.

Smiths Falls - Perth - Eastern Lanark County.
Today..Sunny. High 29. Humidex 32. UV index 8 or very high.
Tonight..Clear. Low 14.
Saturday..A mix of sun and cloud. Clearing late in the morning. Wind
becoming southwest 20 km/h in the afternoon. High 32. Humidex 36. UV
index 8 or very high.

Port Carling - Port Severn.
Today..A mix of sun and cloud. High 29. Humidex 35. UV index 8 or
very high.
Tonight..Mainly cloudy. Clearing late this evening. Low 20.
Saturday..Mainly cloudy. Clearing near noon. Wind west 20 km/h.
High 30. Humidex 37. UV index 8 or very high.

Bracebridge - Gravenhurst.
Today..A mix of sun and cloud. High 30. Humidex 35. UV index 8 or
very high.
Tonight..Mainly cloudy. Clearing near midnight. Low 15.
Saturday..Mainly cloudy. Clearing near noon. Wind becoming west
20 km/h in the morning. High 30. Humidex 36. UV index 8 or very
high.

Town of Parry Sound - Rosseau - Killbear Park.
Today..Sunny. High 28. Humidex 33. UV index 8 or very high.
Tonight..Clear. Increasing cloudiness after midnight. Low 15.
Saturday..A mix of sun and cloud. 30 percent chance of showers late
in the afternoon with risk of a thunderstorm. Wind becoming west
30 km/h in the morning. High 30. Humidex 36. UV index 8 or very
high.

Huntsville - Baysville.
Today..A mix of sun and cloud. Wind southwest 20 km/h. High 30.
Humidex 35. UV index 8 or very high.
Tonight..A few clouds. Low 15.
Saturday..A mix of sun and cloud. Wind becoming southwest 20 km/h
gusting to 40 in the morning. High 30. Humidex 36. UV index 8 or
very high.

Haliburton - Minden - Southern Haliburton County.
Today..Mainly cloudy. High 28. Humidex 33. UV index 8 or very high. Tonight..Clearing. Low 16.
Saturday..A mix of sun and cloud. Wind becoming southwest 20 km/h
gusting to 40 in the morning. High 30. Humidex 36. UV index 7 or
high.

Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Today..A mix of sun and cloud. High 28. Humidex 33. UV index 8 or
very high.
Tonight..Mainly cloudy. Clearing late this evening. Low 13.
Saturday..A mix of sun and cloud. Wind becoming southwest 20 km/h
gusting to 40 in the morning. High 30. Humidex 36. UV index 7 or
high.

Barry's Bay - Killaloe.
Today..A mix of sun and cloud. High 29. Humidex 32. UV index 8 or
very high.
Tonight..Mainly cloudy. Clearing late this evening. Low 13.
Saturday..A mix of sun and cloud. Wind becoming southwest 20 km/h
gusting to 40 in the morning. High 32. Humidex 37. UV index 7 or
high.

Renfrew - Arnprior - Calabogie.
Today..Sunny. High 28. Humidex 31. UV index 8 or very high.
Tonight..Mainly cloudy. Clearing near midnight. Low 15.
Saturday..Sunny. Becoming a mix of sun and cloud late in the morning.
Wind becoming west 20 km/h gusting to 40 in the morning. High 33.
Humidex 38. UV index 8 or very high.

Petawawa - Pembroke - Cobden.
Today..Mainly sunny. High 28. Humidex 31. UV index 8 or very high. Tonight..Partly cloudy. Clearing near midnight. Low 15.
Saturday..A mix of sun and cloud. Wind becoming southwest 20 km/h
gusting to 40 late in the morning. High 32. Humidex 37. UV index 7
or high.

Western Algonquin Park - Lake of Two Rivers.
Today..A mix of sun and cloud. Wind becoming southwest 20 km/h this
afternoon. High 28. Humidex 32. UV index 8 or very high.
Tonight..Clear. Low 13.
Saturday..A mix of sun and cloud. 30 percent chance of showers late
in the afternoon with risk of a thunderstorm. Wind becoming
southwest 30 km/h gusting to 50 in the morning. High 30. Humidex 35.
UV index 8 or very high.

Deep River - Whitney - Eastern Algonquin Park.
Today..A mix of sun and cloud. High 28. Humidex 32. UV index 8 or
very high.
Tonight..Partly cloudy. Becoming clear this evening. Low 13.
Saturday..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 gusting to 40 in the morning. High 30. Humidex 35.
UV index 7 or high.

Bayfield Inlet - Dunchurch.
Today..A mix of sun and cloud. Becoming sunny this afternoon. Wind
southwest 20 km/h. High 27. Humidex 32. UV index 8 or very high. Tonight..Clear. Increasing cloudiness after midnight. Low 16.
Saturday..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 gusting to 40 in the morning. High 28. Humidex 34.
UV index 8 or very high.

South River - Burk's Falls.
Today..A mix of sun and cloud. Becoming sunny this afternoon. Wind
southwest 20 km/h. High 28. Humidex 33. UV index 8 or very high. Tonight..Clear. Increasing cloudiness after midnight. Low 16.
Saturday..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 gusting to 40 in the morning. High 28. Humidex 34.
UV index 8 or very high.

End
$$$$^^

--- up 4 days, 3 hours, 46 minutes
* Origin: Northern Realms (1:229/664)

FPCN11 CWTO 151930
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 3:30 p.m. EDT Friday 15 August 2025 for
tonight Saturday and Saturday night.
The next scheduled forecast will be issued at 5:00 a.m. EDT Saturday.

City of Toronto.
Tonight..Clear. Low 19.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.
Saturday night..Clear. Increasing cloudiness after midnight then
60 percent chance of showers overnight. Low 20.

Windsor - Leamington - Essex County.
Tonight..Clear. Fog patches developing overnight. Low 18.
Saturday..Sunny. Fog patches dissipating in the morning. High 32.
Humidex 41. UV index 9 or very high.
Saturday night..Clear. Increasing cloudiness near midnight then
30 percent chance of showers overnight. Risk of a thunderstorm
overnight. Wind becoming north 20 km/h near midnight. Low 22.

Chatham-Kent - Rondeau Park.
Tonight..Clear. Fog patches developing overnight. Low 16.
Saturday..Sunny. Fog patches dissipating in the morning. High 32.
Humidex 40. UV index 9 or very high.
Saturday night..A few clouds. Increasing cloudiness late in the
evening then 30 percent chance of showers overnight. Risk of a
thunderstorm overnight. Wind becoming north 30 km/h near midnight
then light after midnight. Low 20.

Sarnia - Petrolia - Western Lambton County.
Tonight..Clearing early this evening. Fog patches developing
overnight. Low 16.
Saturday..Sunny. Fog patches dissipating in the morning. High 33.
Humidex 40. UV index 9 or very high.
Saturday night..Increasing cloudiness. 30 percent chance of showers
overnight with risk of a thunderstorm. Wind becoming northwest
30 km/h gusting to 50 after midnight. Low 20.

Watford - Pinery Park - Eastern Lambton County.
Tonight..Clear. Fog patches developing overnight. Low 16.
Saturday..Sunny. Fog patches dissipating in the morning. High 33.
Humidex 40. UV index 9 or very high.
Saturday night..Clear. Increasing cloudiness near midnight then
30 percent chance of showers overnight. Risk of a thunderstorm
overnight. Wind becoming north 20 km/h gusting to 40 after midnight.
Low 20.

Rodney - Shedden - Western Elgin County.
Tonight..Clear. Low 16.
Saturday..Sunny. High 31. Humidex 36. UV index 9 or very high.
Saturday night..Clear. Increasing cloudiness near midnight then
40 percent chance of showers overnight. Risk of a thunderstorm
overnight. Wind becoming northwest 20 km/h near midnight. Low 20.

St. Thomas - Aylmer - Eastern Elgin County.
Tonight..Clearing early this evening. Low 16.
Saturday..Sunny. High 31. Humidex 36. UV index 9 or very high.
Saturday night..Clear. Increasing cloudiness near midnight then
40 percent chance of showers overnight. Risk of a thunderstorm
overnight. Low 20.

Strathroy - Komoka - Western Middlesex County.
Tonight..Clearing early this evening. Low 16.
Saturday..Sunny. High 32. Humidex 37. UV index 9 or very high.
Saturday night..Increasing cloudiness. 40 percent chance of showers
overnight with risk of a thunderstorm. Wind becoming northwest
20 km/h before morning. Low 19.

London - Parkhill - Eastern Middlesex County.
Tonight..Mainly cloudy. Clearing this evening. Low 16.
Saturday..Sunny. High 32. Humidex 37. UV index 9 or very high.
Saturday night..Increasing cloudiness. 40 percent chance of showers
overnight with risk of a thunderstorm. Low 19.

Simcoe - Delhi - Norfolk.
Tonight..Clear. Low 15.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.
Saturday night..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.

Dunnville - Caledonia - Haldimand.
Tonight..Clear. Low 16.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.
Saturday night..Clear. Increasing cloudiness near midnight then
40 percent chance of showers overnight. Low 19.

Woodstock - Tillsonburg - Oxford County.
Tonight..Partly cloudy. Clearing this evening. Low 16.
Saturday..Sunny. High 33. Humidex 38. UV index 8 or very high.
Saturday night..Clear. 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.

Brantford - County of Brant.
Tonight..Clear. Low 16.
Saturday..Sunny. High 33. Humidex 38. UV index 8 or very high.
Saturday night..Clear. Increasing cloudiness near midnight then
40 percent chance of showers overnight. Risk of a thunderstorm
overnight. Low 20.

Niagara Falls - Welland - Southern Niagara Region.
Tonight..Clear. Low 17.
Saturday..Sunny. High 31. Humidex 38. UV index 8 or very high.
Saturday night..Clear. Increasing cloudiness after midnight then
40 percent chance of showers overnight. Low 19.

St. Catharines - Grimsby - Northern Niagara Region.
Tonight..Clear. Low 17.
Saturday..Sunny. High 32. Humidex 39. UV index 8 or very high.
Saturday night..Clear. Increasing cloudiness after midnight then
40 percent chance of showers overnight. Wind becoming west 20 km/h
after midnight. Low 19.

City of Hamilton.
Tonight..Clear. Low 17.
Saturday..Sunny. High 32. Humidex 38. UV index 8 or very high.
Saturday night..Clear. Increasing cloudiness near 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 19.

Burlington - Oakville.
Tonight..Clear. Low 18.
Saturday..Sunny. Wind becoming southwest 20 km/h late in the
afternoon. High 32. Humidex 37. UV index 8 or very high.
Saturday night..Clear. Increasing cloudiness after midnight then
60 percent chance of showers overnight. Wind southwest 20 km/h
becoming light near midnight. Low 20.

Halton Hills - Milton.
Tonight..Partly cloudy. Becoming clear this evening. Low 17.
Saturday..Mainly sunny. High 32. Humidex 37. UV index 8 or very high.
Saturday night..Clear. Increasing cloudiness after midnight then
60 percent chance of showers overnight. Low 20.

Mississauga - Brampton.
Tonight..Clear. Low 17.
Saturday..Mainly sunny. High 32. Humidex 37. UV index 8 or very high.
Saturday night..Clear. Increasing cloudiness after midnight then
60 percent chance of showers overnight. Low 20.

Caledon.
Tonight..Partly cloudy. Clearing late this evening. Low 16.
Saturday..A mix of sun and cloud. High 32. Humidex 37. UV index 8 or
very high.
Saturday night..Clear. Increasing cloudiness near midnight then
60 percent chance of showers overnight. Wind becoming west 20 km/h
near midnight. Low 20.

Vaughan - Richmond Hill - Markham.
Tonight..Clear. Low 17.
Saturday..Sunny. Becoming a mix of sun and cloud in the afternoon.
High 33. Humidex 38. UV index 8 or very high.
Saturday night..Clear. Increasing cloudiness after midnight then
60 percent chance of showers overnight. Wind becoming northwest
20 km/h after midnight. Low 20.

Newmarket - Georgina - Northern York Region.
Tonight..Partly cloudy. Becoming clear late this evening. Low 17.
Saturday..A mix of sun and cloud. High 33. Humidex 38. UV index 8 or
very high.
Saturday night..A few clouds. Increasing cloudiness near midnight
then 60 percent chance of showers overnight. Wind becoming northwest
20 km/h after midnight. Low 20.

Pickering - Oshawa - Southern Durham Region.
Tonight..Clear. Low 17.
Saturday..Sunny. High 33. Humidex 38. UV index 8 or very high.
Saturday night..Clear. Increasing cloudiness after midnight then
60 percent chance of showers overnight. Wind becoming northwest
20 km/h after midnight. Low 20.

Uxbridge - Beaverton - Northern Durham Region.
Tonight..Clear. Low 17.
Saturday..Mainly sunny. High 33. Humidex 38. UV index 8 or very high.
Saturday night..A few clouds. Increasing cloudiness near midnight
then 60 percent chance of showers overnight. Low 20.

Goderich - Bluewater - Southern Huron County.
Tonight..Clear. Becoming partly cloudy near midnight. Low 16.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.
Saturday night..Increasing cloudiness. 40 percent chance of showers
late in the evening and overnight with risk of a thunderstorm. Wind
northeast 40 km/h gusting to 60 becoming west 20 near midnight then
north 30 gusting to 50 before morning. Low 19.

Wingham - Blyth - Northern Huron County.
Tonight..A few clouds. Low 16.
Saturday..Clearing in the morning. High 31. Humidex 37. UV index 8 or
very high.
Saturday night..Increasing cloudiness. 40 percent chance of showers
late in the evening and overnight with risk of a thunderstorm. Wind
west 20 km/h becoming north 20 after midnight. Low 19.

Stratford - Mitchell - Southern Perth County.
Tonight..Mainly cloudy. Clearing late this evening. Low 16.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.
Saturday night..Increasing cloudiness. 40 percent chance of showers
late in the evening and overnight with risk of a thunderstorm. Wind
becoming northwest 20 km/h before morning. Low 19.

Listowel - Milverton - Northern Perth County.
Tonight..Mainly cloudy. Clearing late this evening. Low 17.
Saturday..Clearing in the morning. High 32. Humidex 37. UV index 8 or
very high.
Saturday night..Increasing cloudiness. 40 percent chance of showers
late in the evening and overnight with risk of a thunderstorm.
Low 19.

Kitchener - Cambridge - Region of Waterloo.
Tonight..Partly cloudy. Clearing late this evening. Low 16.
Saturday..Mainly sunny. High 33. Humidex 38. UV index 8 or very high.
Saturday night..Clear. Increasing cloudiness near midnight then
40 percent chance of showers overnight. Risk of a thunderstorm
overnight. Wind becoming northwest 20 km/h before morning. Low 18.

Guelph - Erin - Southern Wellington County.
Tonight..Partly cloudy. Clearing late this evening. Low 16.
Saturday..Sunny. High 33. Humidex 38. UV index 8 or very high.
Saturday night..Clear. Increasing cloudiness near midnight then
60 percent chance of showers overnight. Low 18.

Mount Forest - Arthur - Northern Wellington County.
Tonight..Mainly cloudy. Clearing late this evening. Low 15.
Saturday..Clearing. High 33. Humidex 38. UV index 8 or very high.
Saturday night..Increasing cloudiness. 40 percent chance of showers
late in the evening and overnight with risk of a thunderstorm. Wind
west 20 km/h becoming light near midnight. Low 18.

Orangeville - Grand Valley - Southern Dufferin County.
Tonight..Mainly cloudy. Clearing late this evening. Low 16.
Saturday..A mix of sun and cloud. High 31. Humidex 36. UV index 8 or
very high.
Saturday night..Clear. Increasing cloudiness near midnight then
showers. Risk of a thunderstorm overnight. Wind becoming west
20 km/h near midnight. Low 19.

Shelburne - Mansfield - Northern Dufferin County.
Tonight..Mainly cloudy. Clearing late this evening. Low 16.
Saturday..A mix of sun and cloud. Wind southwest 20 km/h becoming
light late in the morning. High 31. Humidex 36. UV index 8 or very
high.
Saturday night..Clear. Increasing cloudiness near midnight then
showers. Risk of a thunderstorm overnight. Wind becoming west
20 km/h after midnight. Low 19.

Innisfil - New Tecumseth - Angus.
Tonight..Mainly cloudy. Clearing late this evening. Low 16.
Saturday..A mix of sun and cloud. High 32. Humidex 37. UV index 8 or
very high.
Saturday night..A few clouds. Increasing cloudiness near midnight
then showers. Risk of a thunderstorm overnight. Low 19.

Saugeen Shores - Kincardine - Southern Bruce County.
Tonight..Clear. Becoming partly cloudy near midnight. Low 18.
Saturday..Sunny. High 29. Humidex 34. UV index 8 or very high.
Saturday night..Increasing cloudiness. Showers beginning in the
evening. Risk of a thunderstorm in the evening and after midnight.
Wind south 20 km/h gusting to 40 becoming light near midnight. Wind
becoming north 20 gusting to 40 after midnight. Low 21.

Bruce Peninsula - Sauble Beach - Tobermory.
Tonight..Clear. Becoming partly cloudy late this evening. Low 19. Saturday..Sunny. Wind becoming southwest 20 km/h late in the morning.
High 28. Humidex 35. UV index 8 or very high.
Saturday night..Cloudy. Showers beginning in the evening. Risk of a
thunderstorm in the evening and after midnight. Wind west 20 km/h
becoming light in the evening. Wind becoming north 30 gusting to 50
after midnight. Low 16.

Hanover - Dundalk - Southern Grey County.
Tonight..A few clouds. Increasing cloudiness after midnight. Low 17. Saturday..Clearing. Wind southwest 20 km/h. High 30. Humidex 35. UV
index 8 or very high.
Saturday night..Increasing cloudiness. Showers beginning in the
evening. Risk of a thunderstorm in the evening and after midnight.
Wind west 30 km/h gusting to 50 becoming light near midnight.
Low 19.

Owen Sound - Blue Mountains - Northern Grey County.
Tonight..Clear. Increasing cloudiness near midnight. Low 18.
Saturday..Sunny. Wind becoming southwest 20 km/h in the morning.
High 30. Humidex 37. UV index 8 or very high.
Saturday night..Increasing cloudiness. Showers beginning in the
evening. Risk of a thunderstorm in the evening and after midnight.
Wind becoming north 30 km/h gusting to 50 before morning. Low 17.

Barrie - Collingwood - Hillsdale.
Tonight..Partly cloudy. Clearing late this evening. Low 18.
Saturday..A mix of sun and cloud. High 32. Humidex 37. UV index 8 or
very high.
Saturday night..A few clouds. Increasing cloudiness late in the
evening then showers. Risk of a thunderstorm overnight. Low 18.

Midland - Coldwater - Orr Lake.
Tonight..A few clouds. Low 18.
Saturday..Clearing. Wind southwest 20 km/h. High 31. Humidex 36. UV
index 8 or very high.
Saturday night..A few clouds. Increasing cloudiness late in the
evening then showers. Risk of a thunderstorm overnight. Wind
becoming north 30 km/h near midnight. Low 18.

Orillia - Lagoon City - Washago.
Tonight..Mainly cloudy. Clearing late this evening. Low 17.
Saturday..A mix of sun and cloud. High 32. Humidex 38. UV index 8 or
very high.
Saturday night..Mainly cloudy. Showers beginning near midnight. Risk
of a thunderstorm overnight. Wind becoming west 40 km/h gusting to
60 after midnight. Low 18.

Cobourg - Colborne - Western Northumberland County.
Tonight..Clear. Low 16.
Saturday..Sunny. High 31. Humidex 36. UV index 8 or very high.
Saturday night..Increasing cloudiness. 60 percent chance of showers
before morning. Low 20.

Belleville - Quinte West - Eastern Northumberland County.
Tonight..Clear. Low 15.
Saturday..Sunny. High 31. Humidex 36. UV index 8 or very high.
Saturday night..Increasing cloudiness. 60 percent chance of showers
before morning. Low 20.

Picton - Sandbanks Park.
Tonight..Clear. Low 14.
Saturday..Sunny. High 31. Humidex 36. UV index 8 or very high.
Saturday night..Increasing cloudiness. 60 percent chance of showers
before morning. Low 20.

Napanee - Consecon.
Tonight..Clear. Low 14.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.
Saturday night..Increasing cloudiness. 60 percent chance of showers
before morning. Low 20.

Kingston - Odessa - Frontenac Islands.
Tonight..Clear. Low 14.
Saturday..Sunny. High 32. Humidex 37. UV index 8 or very high.
Saturday night..Clear. Increasing cloudiness after midnight then
60 percent chance of showers before morning. Low 20.

Lindsay - Southern Kawartha Lakes.
Tonight..Partly cloudy. Clearing late this evening. Low 16.
Saturday..Sunny. Becoming a mix of sun and cloud in the morning.
High 32. Humidex 38. UV index 8 or very high.
Saturday night..Partly cloudy. Becoming cloudy after midnight with
60 percent chance of showers overnight. Wind becoming northwest
20 km/h after midnight. Low 20.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Tonight..Mainly cloudy. Clearing late this evening. Low 17.
Saturday..A mix of sun and cloud. Wind becoming west 20 km/h in the
afternoon. High 32. Humidex 38. UV index 8 or very high.
Saturday night..Mainly cloudy. Showers beginning near midnight. Risk
of a thunderstorm overnight. Low 20.

Peterborough City - Lakefield - Southern Peterborough County.
Tonight..Clear. Low 15.
Saturday..Mainly sunny. High 32. Humidex 37. UV index 8 or very high.
Saturday night..A few clouds. Increasing cloudiness after midnight
then 60 percent chance of showers overnight. Low 18.

Apsley - Woodview - Northern Peterborough County.
Tonight..Mainly cloudy. Clearing late this evening. Low 14.
Saturday..Sunny. Becoming a mix of sun and cloud in the morning. Wind
becoming southwest 20 km/h in the afternoon. High 32. Humidex 37. UV
index 8 or very high.
Saturday night..Mainly cloudy. 60 percent chance of showers
overnight. Low 18.

Stirling - Tweed - Madoc.
Tonight..Clear. Low 16.
Saturday..Sunny. High 33. Humidex 38. UV index 8 or very high.
Saturday night..Partly cloudy. Becoming cloudy after midnight with
60 percent chance of showers before morning. Low 20.

Tamworth - Sydenham - South Frontenac.
Tonight..Clear. Low 16.
Saturday..Sunny. High 33. Humidex 38. UV index 8 or very high.
Saturday night..Clear. Increasing cloudiness near midnight then
60 percent chance of showers before morning. Low 20.

Kaladar - Bannockburn - Bon Echo Park.
Tonight..Clear. Low 12.
Saturday..Mainly sunny. Wind becoming southwest 20 km/h in the
afternoon. High 32. Humidex 37. UV index 8 or very high.
Saturday night..Partly cloudy. Becoming cloudy after midnight with
60 percent chance of showers overnight. Low 18.

Bancroft - Hastings Highlands - Denbigh.
Tonight..Mainly cloudy. Clearing late this evening. Low 12.
Saturday..A mix of sun and cloud. Wind southwest 20 km/h. High 32.
Humidex 37. UV index 8 or very high.
Saturday night..Partly cloudy. 60 percent chance of showers
overnight. Wind west 20 km/h becoming light in the evening. Low 18.

Gananoque - Mallorytown.
Tonight..Clear. Low 15.
Saturday..Sunny. High 32. Humidex 35. UV index 8 or very high.
Saturday night..Clear. Increasing cloudiness near midnight then
60 percent chance of showers before morning. Low 19.

Brockville - Prescott.
Tonight..Clear. Low 15.
Saturday..Sunny. High 32. Humidex 35. UV index 8 or very high.
Saturday night..Clear. Increasing cloudiness late in the evening then
60 percent chance of showers before morning. Low 19.

Westport - Charleston Lake.
Tonight..Clear. Low 15.
Saturday..Sunny. Wind becoming southwest 20 km/h late in the
afternoon. High 33. Humidex 36. UV index 8 or very high.
Saturday night..Clear. Increasing cloudiness near midnight then
60 percent chance of showers before morning. Wind southwest 20 km/h
becoming light in the evening. Low 19.

Merrickville-Wolford - Kemptville.
Tonight..Clear. Low 12.
Saturday..Mainly sunny. Wind becoming southwest 20 km/h late in the
morning. High 33. Humidex 38. UV index 8 or very high.
Saturday night..Increasing cloudiness. 60 percent chance of showers
before morning. Wind southwest 20 km/h becoming light near midnight.
Low 19.

Ottawa North - Kanata - Orl‚ans.
Tonight..Clear. Low 13.
Saturday..Mainly sunny. Wind becoming south 20 km/h late in the
morning. High 32. Humidex 37. UV index 8 or very high.
Saturday night..Partly cloudy. 60 percent chance of showers before
morning. Low 18.

Ottawa South - Richmond - Metcalfe.
Tonight..Clear. Low 13.
Saturday..Mainly sunny. Wind becoming south 20 km/h late in the
morning. High 32. Humidex 37. UV index 8 or very high.
Saturday night..Partly cloudy. 60 percent chance of showers before
morning. Low 18.

Gatineau.
Tonight..Clear. Low 13.
Saturday..Sunny. Wind becoming south 20 km/h late in the morning.
High 33. Humidex 38. UV index 8 or very high.
Saturday night..Partly cloudy. 60 percent chance of showers before
morning. Low 18.

Prescott and Russell.
Tonight..Clear. Low 12.
Saturday..Mainly sunny. Wind becoming southwest 20 km/h late in the
morning. High 32. Humidex 36. UV index 8 or very high.
Saturday night..Partly cloudy. Becoming cloudy before morning with
60 percent chance of showers. Low 19.

Morrisburg - Long Sault.
Tonight..Clear. Low 13.
Saturday..Sunny. High 32. Humidex 36. UV index 8 or very high.
Saturday night..Increasing cloudiness. 60 percent chance of showers
before morning. Low 20.

Cornwall - Lancaster.
Tonight..Clear. Low 13.
Saturday..Sunny. Wind becoming southwest 20 km/h in the afternoon.
High 32. Humidex 36. UV index 8 or very high.
Saturday night..Clear. Increasing cloudiness late in the evening then
60 percent chance of showers before morning. Low 20.

Winchester - Newington.
Tonight..Clear. Low 13.
Saturday..Mainly sunny. Wind becoming south 20 km/h in the afternoon.
High 32. Humidex 36. UV index 8 or very high.
Saturday night..Increasing cloudiness. 60 percent chance of showers
before morning. Low 20.

Maxville - Alexandria.
Tonight..Clear. Low 12.
Saturday..Mainly sunny. Wind becoming southwest 20 km/h late in the
morning. High 32. Humidex 37. UV index 8 or very high.
Saturday night..Increasing cloudiness. 60 percent chance of showers
before morning. Low 19.

Plevna - Sharbot Lake - Western Lanark County.
Tonight..Clear. Low 14.
Saturday..Sunny. Becoming a mix of sun and cloud near noon. Wind
southwest 20 km/h becoming light late in the morning. High 32.
Humidex 37. UV index 8 or very high.
Saturday night..Mainly cloudy. 60 percent chance of showers before
morning. Low 18.

Smiths Falls - Perth - Eastern Lanark County.
Tonight..Clear. Low 14.
Saturday..Sunny. Wind becoming southwest 20 km/h late in the
afternoon. High 32. Humidex 37. UV index 8 or very high.
Saturday night..Increasing cloudiness early in the evening.
60 percent chance of showers before morning. Wind southwest 20 km/h
becoming light near midnight. Low 18.

Port Carling - Port Severn.
Tonight..A few clouds. Increasing cloudiness overnight. Wind
northwest 20 km/h becoming light early this evening. Low 18.
Saturday..A mix of sun and cloud. Wind becoming northwest 30 km/h in
the afternoon. High 31. Humidex 37. UV index 8 or very high.
Saturday night..Increasing cloudiness. Showers beginning near
midnight. Risk of a thunderstorm overnight. Wind becoming north
30 km/h before morning. Low 21.

Bracebridge - Gravenhurst.
Tonight..Clearing early this evening. Low 16.
Saturday..A mix of sun and cloud. Wind becoming west 20 km/h in the
morning. High 31. Humidex 36. UV index 8 or very high.
Saturday night..A few clouds. Increasing cloudiness near midnight
then showers. Risk of a thunderstorm overnight. Wind becoming north
20 km/h before morning. Low 17.

Town of Parry Sound - Rosseau - Killbear Park.
Tonight..Clear. Increasing cloudiness after midnight. Low 16.
Saturday..A mix of sun and cloud. Becoming sunny in the morning. Wind
southwest 20 km/h. High 30. Humidex 35. UV index 8 or very high.
Saturday night..Increasing cloudiness early in the evening.
60 percent chance of showers with risk of a thunderstorm. Wind
becoming northeast 30 km/h gusting to 50 before morning. Low 17.

Huntsville - Baysville.
Tonight..Clear. Increasing cloudiness after midnight. Low 16.
Saturday..A mix of sun and cloud. Clearing near noon. Wind becoming
southwest 20 km/h gusting to 40 in the morning. High 30. Humidex 35.
UV index 8 or very high.
Saturday night..Increasing cloudiness early in the evening.
60 percent chance of showers with risk of a thunderstorm. Wind
becoming north 20 km/h gusting to 40 before morning. Low 17.

Haliburton - Minden - Southern Haliburton County.
Tonight..Mainly cloudy. Clearing late this evening. Low 14.
Saturday..A mix of sun and cloud. Wind becoming west 20 km/h in the
morning. High 30. Humidex 36. UV index 8 or very high.
Saturday night..A few clouds. Increasing cloudiness after midnight
then 60 percent chance of showers overnight. Low 19.

Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Tonight..Mainly cloudy. Clearing late this evening. Wind south
20 km/h becoming light early this evening. Low 14.
Saturday..A mix of sun and cloud. Wind becoming west 20 km/h in the
morning. High 30. Humidex 36. UV index 8 or very high.
Saturday night..Increasing cloudiness. 60 percent chance of showers
overnight. Low 19.

Barry's Bay - Killaloe.
Tonight..Partly cloudy. Clearing late this evening. Wind southwest
20 km/h becoming light early this evening. Low 14.
Saturday..A mix of sun and cloud. Wind becoming southwest 20 km/h
gusting to 40 in the morning. High 32. Humidex 37. UV index 8 or
very high.
Saturday night..Clear. Increasing cloudiness near midnight then
60 percent chance of showers overnight. Wind west 20 km/h becoming
light in the evening. Wind becoming north 20 gusting to 40 before
morning. Low 15.

Renfrew - Arnprior - Calabogie.
Tonight..Partly cloudy. Clearing near midnight. Low 15.
Saturday..Sunny. Becoming a mix of sun and cloud in the morning. Wind
becoming southwest 20 km/h in the morning. High 32. Humidex 37. UV
index 8 or very high.
Saturday night..A few clouds. Increasing cloudiness late in the
evening then 60 percent chance of showers overnight. Wind west
20 km/h becoming light in the evening. Low 15.

Petawawa - Pembroke - Cobden.
Tonight..A few clouds. Low 15.
Saturday..A mix of sun and cloud. Wind becoming southwest 20 km/h
late in the afternoon. High 32. Humidex 37. UV index 8 or very high.
Saturday night..Partly cloudy. Becoming cloudy near midnight with
60 percent chance of showers overnight. Wind southwest 20 km/h
becoming north 20 gusting to 40 in the evening. Low 15.

Western Algonquin Park - Lake of Two Rivers.
Tonight..A few clouds. Wind southwest 20 km/h becoming light early
this evening. Low 12.
Saturday..A mix of sun and cloud. Clearing near noon. Wind becoming
southwest 20 km/h gusting to 40 in the morning. High 30. Humidex 35.
UV index 8 or very high.
Saturday night..Increasing cloudiness early in the evening.
60 percent chance of showers with risk of a thunderstorm. Wind west
30 km/h becoming light in the evening. Wind becoming north 20
gusting to 40 before morning. Low 15.

Deep River - Whitney - Eastern Algonquin Park.
Tonight..A few clouds. Low 12.
Saturday..Mainly cloudy. Clearing near noon. Wind becoming southwest
20 km/h gusting to 40 in the morning. High 31. Humidex 36. UV
index 8 or very high.
Saturday night..Clear early in the evening then partly cloudy with
60 percent chance of showers. Risk of a thunderstorm. Wind west
20 km/h gusting to 40 becoming light in the evening. Wind becoming
north 20 before morning. Low 15.

Bayfield Inlet - Dunchurch.
Tonight..Clear. Increasing cloudiness after midnight. Low 14. Saturday..Clearing. Wind becoming southwest 20 km/h gusting to 40 in
the morning. High 29. Humidex 35. UV index 8 or very high.
Saturday night..Becoming cloudy in the evening with 60 percent chance
of showers in the evening and overnight. Risk of a thunderstorm.
Wind west 20 km/h becoming light in the evening. Wind becoming
northeast 20 gusting to 40 before morning. Low 14.

South River - Burk's Falls.
Tonight..Clear. Increasing cloudiness after midnight. Low 14. Saturday..Clearing. Wind becoming southwest 20 km/h gusting to 40 in
the morning. High 30. Humidex 35. UV index 8 or very high.
Saturday night..Becoming cloudy in the evening with 60 percent chance
of showers in the evening and overnight. Risk of a thunderstorm.
Wind west 20 km/h becoming light in the evening. Wind becoming
northeast 20 gusting to 40 before morning. Low 14.

End
$$$$^^

--- up 4 days, 8 hours, 16 minutes
* Origin: Northern Realms (1:229/664)

FPCN11 CWTO 171500
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 11:00 a.m. EDT Sunday 17 August 2025 for
today and Monday.
The next scheduled forecast will be issued at 3:30 p.m. EDT.

City of Toronto.
Today..Cloudy. 30 percent chance of showers near noon. Wind north
20 km/h gusting to 40. 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..Mainly cloudy. 30 percent chance of showers early this
afternoon. Wind becoming north 20 km/h gusting to 40 late this
afternoon. 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..Cloudy. 30 percent chance of showers early this afternoon.
Wind north 20 km/h gusting to 40. 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. Wind north 30 km/h gusting to 50. High 25.
Humidex 33. 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..Cloudy. Wind north 30 km/h gusting to 50. High 26. Humidex 34.
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..Cloudy. 30 percent chance of showers early this afternoon.
Wind north 20 km/h gusting to 40. 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..Cloudy. 30 percent chance of showers early this afternoon.
Wind north 20 km/h gusting to 40. 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..Cloudy. 30 percent chance of showers early this afternoon.
Wind north 20 km/h gusting to 40. 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..Cloudy. 30 percent chance of showers early this afternoon.
Wind becoming north 20 km/h gusting to 40 late this afternoon.
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..Cloudy with 40 percent chance of showers. Risk of a
thunderstorm this afternoon. 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..Cloudy with 40 percent chance of showers. Risk of a
thunderstorm this afternoon. 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..Cloudy. 30 percent chance of showers early this afternoon.
Wind north 20 km/h gusting to 40. 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..Cloudy. 30 percent chance of showers early this afternoon.
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..Cloudy with 40 percent chance of showers. Risk of a
thunderstorm this afternoon. Wind northeast 20 km/h. High 25.
Humidex 32. 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..Mainly cloudy with 40 percent chance of showers. Risk of a
thunderstorm this afternoon. Wind becoming north 20 km/h early this
afternoon. High 25. Humidex 32. 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..Cloudy. 30 percent chance of showers early this afternoon.
Wind becoming north 20 km/h gusting to 40 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..Cloudy. 30 percent chance of showers near noon. Wind becoming
north 20 km/h gusting to 40 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..Cloudy. 30 percent chance of showers near noon. 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..Cloudy. 30 percent chance of showers near noon. Wind north
20 km/h gusting to 40. 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..Cloudy. 30 percent chance of showers early this afternoon.
Wind northeast 20 km/h gusting to 40. 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..Cloudy. 30 percent chance of showers near noon. Wind north
20 km/h gusting to 40. 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..Cloudy. 30 percent chance of showers near noon. Wind northeast
20 km/h gusting to 40. 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..Cloudy. 30 percent chance of showers near noon. 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..Cloudy. 30 percent chance of showers near noon. Wind becoming
northeast 20 km/h gusting to 40 this afternoon. 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..Cloudy. Becoming a mix of sun and cloud this afternoon. Wind
northeast 20 km/h gusting to 40. 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..Cloudy. Wind northeast 20 km/h gusting to 40. 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..Cloudy. 30 percent chance of showers early this afternoon.
Wind northeast 20 km/h gusting to 40. 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..Cloudy. 30 percent chance of showers early this afternoon.
Wind northeast 20 km/h gusting to 40. 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..Cloudy. 30 percent chance of showers early this afternoon.
Wind becoming northeast 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 becoming light
this evening. Low 10.
Monday..Sunny. High 23. UV index 9 or very high.

Guelph - Erin - Southern Wellington County.
Today..Cloudy. 30 percent chance of showers early this afternoon.
Wind becoming northeast 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 becoming light
this evening. Low 10.
Monday..Sunny. High 23. UV index 9 or very high.

Mount Forest - Arthur - Northern Wellington County.
Today..Cloudy. 30 percent chance of showers early this afternoon.
Wind becoming northeast 20 km/h gusting to 40 this afternoon.
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..Cloudy. 30 percent chance of showers early this afternoon.
Wind becoming northeast 20 km/h gusting to 40 this afternoon.
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.

Shelburne - Mansfield - Northern Dufferin County.
Today..Cloudy. 30 percent chance of showers early this afternoon.
Wind northeast 20 km/h gusting to 40. High 24. Humidex 29. 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..Mainly cloudy. 30 percent chance of showers near noon. Wind
becoming northeast 20 km/h gusting to 40 this afternoon. High 23.
Humidex 27. 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..Cloudy. Becoming a mix of sun and cloud this afternoon. Wind
northeast 20 km/h gusting to 40. 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..Clearing early this afternoon. Wind becoming northeast 30 km/h
gusting to 50 late this afternoon. 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..Mainly cloudy. Wind northeast 20 km/h gusting to 40. 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..Clearing this afternoon. Wind becoming northeast 20 km/h
gusting to 40 this afternoon. 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..Cloudy. Becoming a mix of sun and cloud this afternoon. Wind
becoming northeast 20 km/h gusting to 40 this afternoon. High 23.
Humidex 27. 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..Clearing this afternoon. Wind northeast 20 km/h gusting to 40.
High 23. Humidex 27. 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..Cloudy. Clearing late this afternoon. Wind becoming northeast
20 km/h gusting to 40 this afternoon. High 23. Humidex 27. 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..Cloudy. 30 percent chance of showers early this afternoon.
Wind becoming north 20 km/h gusting to 40 this afternoon. High 25.
Humidex 30. UV index 3 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..Cloudy. 30 percent chance of showers early this afternoon.
Wind becoming north 20 km/h gusting to 40 early this afternoon.
High 25. Humidex 30. UV index 3 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..Cloudy. 30 percent chance of showers early this afternoon.
Wind becoming north 20 km/h gusting to 40 this afternoon. High 25.
Humidex 30. UV index 3 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..Cloudy. 30 percent chance of showers early this afternoon.
Wind becoming north 20 km/h gusting to 40 early this afternoon.
High 25. Humidex 30. UV index 3 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..Cloudy. 30 percent chance of showers early this afternoon.
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..Cloudy. 30 percent chance of showers near noon. Becoming a mix
of sun and cloud this afternoon. Wind northeast 20 km/h gusting to
40. 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..Cloudy. Clearing late this afternoon. Wind north 20 km/h
gusting to 40. 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..Cloudy. 30 percent chance of showers near noon. Becoming a mix
of sun and cloud this afternoon. Wind northeast 20 km/h gusting to
40. 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..Clearing this afternoon. Wind north 20 km/h gusting to 40.
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..Cloudy with 30 percent chance of showers early this afternoon
then a mix of sun and cloud. 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..Cloudy. 30 percent chance of showers early this afternoon.
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..Cloudy. 30 percent chance of showers near noon. Becoming a mix
of sun and cloud this afternoon. Wind north 20 km/h gusting to 40.
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..Clearing this afternoon. Wind becoming north 20 km/h gusting
to 40 this afternoon. 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. 30 percent chance of showers. 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. 30 percent chance of showers. Wind north 20 km/h
gusting to 40. 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..Mainly cloudy. 30 percent chance of showers. 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..Mainly cloudy. 30 percent chance of showers. 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..Cloudy with 40 percent chance of showers early this afternoon
then a mix of sun and cloud. Wind north 20 km/h gusting to 40.
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..Cloudy with 40 percent chance of showers early this afternoon
then a mix of sun and cloud. 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. 40 percent chance of showers early this
afternoon. Wind becoming north 20 km/h gusting to 40 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. 40 percent chance of showers early this
afternoon. 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..Mainly cloudy. 30 percent chance of showers. 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..Mainly cloudy. 60 percent chance of showers. Wind becoming
north 20 km/h gusting to 40 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..Mainly cloudy. 60 percent chance of showers. 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..Mainly cloudy. 60 percent chance of showers. 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.

Plevna - Sharbot Lake - Western Lanark County.
Today..Mainly cloudy. 40 percent chance of showers near noon. 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 7.
Monday..Sunny. High 21. UV index 8 or very high.

Smiths Falls - Perth - Eastern Lanark County.
Today..Cloudy. 40 percent chance of showers near noon. Becoming a mix
of sun and cloud this afternoon. Wind becoming north 20 km/h gusting
to 40 early this afternoon. High 22. Humidex 27. UV index 6 or high. Tonight..Partly cloudy. Becoming clear this evening. Wind northeast
20 km/h becoming light this evening. Low 7.
Monday..Sunny. High 21. UV index 8 or very high.

Port Carling - Port Severn.
Today..Clearing this afternoon. Wind northeast 20 km/h gusting to 40.
High 23. Humidex 26. UV index 7 or high.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 8.
Monday..Sunny. High 23. UV index 8 or very high.

Bracebridge - Gravenhurst.
Today..Mainly cloudy. Clearing late this afternoon. Wind becoming
northeast 20 km/h gusting to 40 this afternoon. High 23. Humidex 26.
UV index 7 or high.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 8.
Monday..Sunny. High 23. UV index 8 or very high.

Town of Parry Sound - Rosseau - Killbear Park.
Today..Clearing early this afternoon. Wind becoming northeast 20 km/h
gusting to 40 this afternoon. High 20. UV index 8 or very high. Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 7.
Monday..Sunny. High 23. UV index 8 or very high.

Huntsville - Baysville.
Today..Clearing early this afternoon. Wind northeast 20 km/h gusting
to 40. High 18. UV index 8 or very high.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low plus 4.
Monday..Sunny. High 20. UV index 8 or very high.

Haliburton - Minden - Southern Haliburton County.
Today..Mainly cloudy. 30 percent chance of showers near noon.
Clearing this afternoon. Wind north 20 km/h gusting to 40. High 21.
UV index 7 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.

Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Today..Mainly cloudy. Clearing late this afternoon. Wind northeast
20 km/h gusting to 40. High 18. UV index 7 or high.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low plus 4.
Monday..Sunny. High 20. UV index 8 or very high.

Barry's Bay - Killaloe.
Today..A mix of sun and cloud. Wind north 20 km/h gusting to 40.
High 21. UV index 7 or high.
Tonight..Clear. Wind north 20 km/h becoming light this evening. Low
plus 5.
Monday..Sunny. High 21. UV index 8 or very high.

Renfrew - Arnprior - Calabogie.
Today..Mainly cloudy. 40 percent chance of showers near noon. Wind
north 20 km/h gusting to 40. High 22. Humidex 25. UV index 7 or
high.
Tonight..Clear. Fog patches developing overnight. Wind north 20 km/h
becoming light this evening. Low 7.
Monday..Sunny. Fog patches dissipating in the morning. High 21. UV
index 8 or very high.

Petawawa - Pembroke - Cobden.
Today..A mix of sun and cloud. 40 percent chance of showers near
noon. Clearing this afternoon. Wind becoming north 20 km/h gusting
to 40 late this afternoon. High 22. Humidex 25. UV index 8 or very
high.
Tonight..Clear. Fog patches developing overnight. Wind north 20 km/h
becoming light this evening. Low 7.
Monday..Mainly sunny. Fog patches dissipating in the morning.
High 21. UV index 8 or very high.

Western Algonquin Park - Lake of Two Rivers.
Today..Clearing this afternoon. Wind northeast 20 km/h gusting to 40.
High 18. UV index 8 or very high.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low plus 3 with risk of frost.
Monday..Sunny. High 20. UV index 8 or very high.

Deep River - Whitney - Eastern Algonquin Park.
Today..Clearing this afternoon. Wind becoming northeast 20 km/h
gusting to 40 this afternoon. High 18. UV index 8 or very high. Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low plus 3 with risk of frost.
Monday..Sunny. High 20. UV index 8 or very high.

Bayfield Inlet - Dunchurch.
Today..Clearing early this afternoon. Wind northeast 20 km/h gusting
to 40. High 20. UV index 8 or very high.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 7.
Monday..Sunny. High 23. UV index 8 or very high.

South River - Burk's Falls.
Today..Clearing early this afternoon. Wind northeast 20 km/h gusting
to 40. High 18. UV index 8 or very high.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low plus 4.
Monday..Sunny. High 20. UV index 8 or very high.

End
$$$$^^

--- up 6 days, 3 hours, 46 minutes
* Origin: Northern Realms (1:229/664)

FPCN11 CWTO 171930
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 3:30 p.m. EDT Sunday 17 August 2025 for
tonight Monday and Monday night.
The next scheduled forecast will be issued at 5:00 a.m. EDT Monday.

City of Toronto.
Tonight..Mainly cloudy. Clearing this evening. 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 8 or very high.
Monday night..Clear. Increasing cloudiness before morning. Low 14.

Windsor - Leamington - Essex County.
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 gusting to 40. High 25. Humidex 27. UV index 9 or
very high.
Monday night..Clear. Wind becoming east 20 km/h near midnight.
Low 16.

Chatham-Kent - Rondeau Park.
Tonight..Mainly cloudy. Wind north 20 km/h gusting to 40. Low 14. Monday..Sunny. Wind northeast 20 km/h gusting to 40. High 25. Humidex
27. UV index 9 or very high.
Monday night..Clear. Wind becoming east 20 km/h near midnight.
Low 16.

Sarnia - Petrolia - Western Lambton County.
Tonight..Partly cloudy. Wind north 20 km/h gusting to 40. Low 14. Monday..Sunny. Wind northeast 20 km/h. High 25. Humidex 27. UV
index 9 or very high.
Monday night..Clear. Low 16.

Watford - Pinery Park - Eastern Lambton County.
Tonight..Cloudy. Becoming partly cloudy this evening. Wind north
30 km/h gusting to 50. Low 14.
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.
Monday night..Clear. Low 16.

Rodney - Shedden - Western Elgin County.
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.
Monday night..Clear. Wind east 20 km/h gusting to 40 becoming light
in the evening. Low 15.

St. Thomas - Aylmer - Eastern Elgin County.
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.
Monday night..Clear. Wind east 20 km/h gusting to 40 becoming light
in the evening. Low 15.

Strathroy - Komoka - Western Middlesex County.
Tonight..Cloudy. Becoming partly cloudy this evening. 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 24. UV index 9 or very high.
Monday night..Clear. Wind east 20 km/h gusting to 40 becoming light
in the evening. Low 13.

London - Parkhill - Eastern Middlesex County.
Tonight..Cloudy. Becoming partly cloudy this evening. 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.
Monday night..Clear. Wind east 20 km/h gusting to 40 becoming light
in the evening. Low 13.

Simcoe - Delhi - Norfolk.
Tonight..Mainly cloudy. 40 percent chance of showers early 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.
Monday night..Clear. Wind east 20 km/h becoming light near midnight.
Low 17.

Dunnville - Caledonia - Haldimand.
Tonight..Mainly cloudy. 60 percent chance of showers early 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.
Monday night..Clear. Wind east 20 km/h becoming light near midnight.
Low 17.

Woodstock - Tillsonburg - Oxford County.
Tonight..Cloudy. Becoming partly cloudy this evening. 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.
Monday night..Clear. Wind east 20 km/h gusting to 40 becoming light
in the evening. Low 13.

Brantford - County of Brant.
Tonight..Mainly cloudy. Wind north 20 km/h gusting to 40 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.
Monday night..Clear. Low 14.

Niagara Falls - Welland - Southern Niagara Region.
Tonight..Mainly cloudy. 60 percent chance of showers early this
evening. Wind becoming northeast 20 km/h gusting to 40 early this
evening then 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.
Monday night..Clear. Wind east 20 km/h becoming light near midnight.
Low 15.

St. Catharines - Grimsby - Northern Niagara Region.
Tonight..Partly cloudy. 60 percent chance of showers early 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 8 or very high.
Monday night..Clear. Wind east 20 km/h becoming light near midnight.
Low 15.

City of Hamilton.
Tonight..Cloudy. Becoming partly cloudy this evening. Wind northeast
20 km/h becoming light near midnight. Low 13.
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.
Monday night..Clear. Low 14.

Burlington - Oakville.
Tonight..Cloudy. Becoming partly cloudy this evening. Wind northeast
30 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.
Monday night..Clear. Increasing cloudiness before morning. Low 14.

Halton Hills - Milton.
Tonight..Mainly cloudy. Clearing this evening. Wind north 20 km/h
gusting to 40 becoming light near midnight. Low 11.
Monday..Sunny. Wind becoming east 20 km/h gusting to 40 near noon.
High 23. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness before morning. Low 14.

Mississauga - Brampton.
Tonight..Mainly cloudy. Clearing this evening. Wind north 30 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.
Monday night..Clear. Increasing cloudiness before morning. Low 14.

Caledon.
Tonight..Clearing. Wind northeast 20 km/h gusting to 40 becoming
light this evening. Low 9.
Monday..Sunny. High 23. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness before morning. Low 12.

Vaughan - Richmond Hill - Markham.
Tonight..Clearing early this evening. Wind north 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.
Monday night..Clear. Increasing cloudiness before morning. Low 14.

Newmarket - Georgina - Northern York Region.
Tonight..Clearing early this evening. Wind northeast 20 km/h gusting
to 40 becoming light this evening. Low 10.
Monday..Sunny. High 23. UV index 9 or very high.
Monday night..Clear. Increasing cloudiness before morning. Low 11.

Pickering - Oshawa - Southern Durham Region.
Tonight..Cloudy with 30 percent chance of showers early this evening.
Clearing this evening. Wind north 30 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.
Monday night..Clear. Increasing cloudiness before morning. Low 14.

Uxbridge - Beaverton - Northern Durham Region.
Tonight..Clearing early this evening. Wind northeast 20 km/h becoming
light this evening. Low 9.
Monday..Sunny. High 23. UV index 9 or very high.
Monday night..Clear. Increasing cloudiness before morning. Low 11.

Goderich - Bluewater - Southern Huron County.
Tonight..Clearing early this evening. Wind north 20 km/h becoming
light this evening. Low 10.
Monday..Sunny. High 24. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness overnight. Low 12.

Wingham - Blyth - Northern Huron County.
Tonight..Clearing early this evening. Wind northeast 20 km/h gusting
to 40 becoming light this evening. Low 10.
Monday..Sunny. High 23. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness overnight. Low 12.

Stratford - Mitchell - Southern Perth County.
Tonight..Clearing. Wind northeast 20 km/h gusting to 40 becoming
light this evening. Low 10.
Monday..Sunny. High 23. UV index 9 or very high.
Monday night..Clear. Increasing cloudiness before morning. Low 12.

Listowel - Milverton - Northern Perth County.
Tonight..Clearing. Wind northeast 20 km/h gusting to 40 becoming
light this evening. Low 10.
Monday..Sunny. High 23. UV index 9 or very high.
Monday night..Clear. Increasing cloudiness before morning. Low 12.

Kitchener - Cambridge - Region of Waterloo.
Tonight..Clearing. Wind north 20 km/h becoming light this evening.
Low 8.
Monday..Sunny. High 23. UV index 9 or very high.
Monday night..Clear. Increasing cloudiness before morning. Low 11.

Guelph - Erin - Southern Wellington County.
Tonight..Cloudy. Clearing this evening. Wind northeast 20 km/h
becoming light this evening. Low 8.
Monday..Sunny. High 23. UV index 9 or very high.
Monday night..Clear. Increasing cloudiness before morning. Low 11.

Mount Forest - Arthur - Northern Wellington County.
Tonight..Clearing early this evening. Wind northeast 20 km/h becoming
light this evening. Low 9.
Monday..Sunny. High 23. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness before morning. Low 11.

Orangeville - Grand Valley - Southern Dufferin County.
Tonight..Clearing early this evening. Wind northeast 20 km/h becoming
light this evening. Low 9.
Monday..Sunny. High 23. UV index 9 or very high.
Monday night..Clear. Increasing cloudiness before morning. Low 11.

Shelburne - Mansfield - Northern Dufferin County.
Tonight..Clearing early this evening. Wind northeast 20 km/h gusting
to 40 becoming light this evening. Low 9.
Monday..Sunny. High 23. UV index 9 or very high.
Monday night..Clear. Increasing cloudiness before morning. Low 12.

Innisfil - New Tecumseth - Angus.
Tonight..Clearing early this evening. Wind northeast 20 km/h becoming
light this evening. Low 9.
Monday..Sunny. High 23. UV index 9 or very high.
Monday night..Clear. Increasing cloudiness overnight. Low 10.

Saugeen Shores - Kincardine - Southern Bruce County.
Tonight..Clearing early this evening. Wind northeast 20 km/h gusting
to 40 becoming light near midnight. Low 10.
Monday..Sunny. High 22. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness overnight. Low 12.

Bruce Peninsula - Sauble Beach - Tobermory.
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.
Monday night..Clear. Increasing cloudiness overnight. Low 14.

Hanover - Dundalk - Southern Grey County.
Tonight..Clearing early this evening. Wind northeast 20 km/h gusting
to 40 becoming light near midnight. Low 9.
Monday..Sunny. High 22. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness overnight. Low 12.

Owen Sound - Blue Mountains - Northern Grey County.
Tonight..Clear. Wind northeast 20 km/h gusting to 40 becoming light
near midnight. Low 10.
Monday..Sunny. High 22. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness overnight. Low 12.

Barrie - Collingwood - Hillsdale.
Tonight..Clearing early this evening. Wind northeast 20 km/h becoming
light this evening. Low 10.
Monday..Sunny. High 23. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness overnight. Low 10.

Midland - Coldwater - Orr Lake.
Tonight..Clear. Wind northeast 20 km/h gusting to 40 becoming light
this evening. Low 9.
Monday..Sunny. High 23. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness overnight. Low 10.

Orillia - Lagoon City - Washago.
Tonight..Clearing early this evening. Wind northeast 20 km/h becoming
light this evening. Low 9.
Monday..Sunny. High 23. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness overnight. Low 10.

Cobourg - Colborne - Western Northumberland County.
Tonight..Clearing. Wind becoming northeast 20 km/h gusting to 40 this
evening then 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.
Monday night..Clear. Increasing cloudiness before morning. Low 14.

Belleville - Quinte West - Eastern Northumberland County.
Tonight..Clearing. 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.
Monday night..Clear. Increasing cloudiness before morning. Low 14.

Picton - Sandbanks Park.
Tonight..Mainly cloudy. 30 percent chance of showers early this
evening. Clearing this evening. Wind northeast 40 km/h diminishing
to 20 gusting to 40 this evening then 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.
Monday night..Clear. Increasing cloudiness before morning. Low 14.

Napanee - Consecon.
Tonight..Clearing. 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.
Monday night..Clear. Increasing cloudiness before morning. Low 14.

Kingston - Odessa - Frontenac Islands.
Tonight..Mainly cloudy. 30 percent chance of showers early this
evening. Clearing this evening. Wind north 30 km/h gusting to 50
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.
Monday night..Clear. Increasing cloudiness before morning. Low 14.

Lindsay - Southern Kawartha Lakes.
Tonight..Clearing early this evening. Wind northeast 20 km/h gusting
to 40 becoming light this evening. Low 8.
Monday..Sunny. High 23. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness before morning. Low 11.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Tonight..Clearing early this evening. Wind north 20 km/h gusting to
40 becoming light this evening. Low 6.
Monday..Sunny. High 21. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness before morning. Low 9.

Peterborough City - Lakefield - Southern Peterborough County.
Tonight..Clearing early this evening. Wind north 20 km/h becoming
light this evening. Low 9.
Monday..Sunny. High 23. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness before morning. Low 11.

Apsley - Woodview - Northern Peterborough County.
Tonight..Clear. Wind north 20 km/h gusting to 40 becoming light this
evening. Low 6.
Monday..Sunny. High 21. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness before morning. Low 9.

Stirling - Tweed - Madoc.
Tonight..Clearing early this evening. Wind northeast 20 km/h gusting
to 40 becoming light near midnight. Low 10.
Monday..Sunny. Wind becoming northeast 20 km/h gusting to 40 late in
the morning. High 23. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness before morning. Low 14.

Tamworth - Sydenham - South Frontenac.
Tonight..Clearing early this evening. Wind northeast 20 km/h gusting
to 40 becoming light near midnight. Low 10.
Monday..Sunny. Wind becoming northeast 20 km/h gusting to 40 late in
the morning. High 23. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness before morning. Low 14.

Kaladar - Bannockburn - Bon Echo Park.
Tonight..Clearing early this evening. Wind north 20 km/h gusting to
40 becoming light this evening. Low 6.
Monday..Sunny. High 21. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness before morning. Low 9.

Bancroft - Hastings Highlands - Denbigh.
Tonight..Clear. Wind north 20 km/h becoming light this evening. Low
plus 4.
Monday..Sunny. High 21. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness before morning. Low 9.

Gananoque - Mallorytown.
Tonight..Mainly cloudy. 30 percent chance of showers early this
evening. Clearing this evening. Wind north 20 km/h gusting to 40
becoming light this evening. Low 9.
Monday..Sunny. High 22. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness overnight. Low 11.

Brockville - Prescott.
Tonight..Cloudy with 30 percent chance of showers early this evening.
Clearing this evening. Wind northeast 20 km/h becoming light this
evening. Low 8.
Monday..Sunny. High 22. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness overnight. Low 11.

Westport - Charleston Lake.
Tonight..Cloudy with 30 percent chance of showers early this evening.
Clearing this evening. Wind north 20 km/h gusting to 40 becoming
light this evening. Low 9.
Monday..Sunny. High 22. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness overnight. Low 11.

Merrickville-Wolford - Kemptville.
Tonight..Partly cloudy. Clearing this evening. Wind north 20 km/h
gusting to 40 becoming light this evening. Low 8.
Monday..Sunny. High 22. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness overnight. Low 10.

Ottawa North - Kanata - Orl‚ans.
Tonight..Clearing. Wind north 20 km/h becoming light this evening.
Low 8.
Monday..Sunny. High 22. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness overnight. Low 11.

Ottawa South - Richmond - Metcalfe.
Tonight..Clearing. Wind north 20 km/h gusting to 40 becoming light
this evening. Low 8.
Monday..Sunny. High 22. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness overnight. Low 11.

Gatineau.
Tonight..Clearing. Wind northeast 20 km/h becoming light this
evening. Low 8.
Monday..Sunny. High 22. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness overnight. Low 11.

Prescott and Russell.
Tonight..Partly cloudy. Clearing this evening. Wind north 20 km/h
gusting to 40 becoming light this evening. Low 8.
Monday..Sunny. High 22. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness overnight. Low 9.

Morrisburg - Long Sault.
Tonight..Mainly cloudy. 30 percent chance of showers early this
evening. Clearing near midnight. Wind north 20 km/h gusting to 40
becoming light this evening. Low 8.
Monday..Sunny. High 22. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness overnight. Low 11.

Cornwall - Lancaster.
Tonight..Mainly cloudy. 30 percent chance of showers early this
evening. Clearing near midnight. Wind northeast 20 km/h becoming
light this evening. Low 8.
Monday..Sunny. High 22. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness overnight. Low 10.

Winchester - Newington.
Tonight..Partly cloudy. Clearing late this evening. Wind north
20 km/h gusting to 40 becoming light this evening. Low 8.
Monday..Sunny. High 22. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness overnight. Low 10.

Maxville - Alexandria.
Tonight..Partly cloudy. Clearing this evening. Wind north 20 km/h
gusting to 40 becoming light this evening. Low 8.
Monday..Sunny. High 22. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness overnight. Low 9.

Plevna - Sharbot Lake - Western Lanark County.
Tonight..Clearing early this evening. Wind north 20 km/h gusting to
40 becoming light this evening. Low 7.
Monday..Sunny. High 21. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness overnight. Low 10.

Smiths Falls - Perth - Eastern Lanark County.
Tonight..Partly cloudy. Clearing this evening. Wind north 20 km/h
gusting to 40 becoming light this evening. Low 7.
Monday..Sunny. High 21. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness overnight. Low 10.

Port Carling - Port Severn.
Tonight..Clear. Wind northeast 20 km/h gusting to 40 becoming light
this evening. Low 8.
Monday..Sunny. High 23. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness overnight. Low 10.

Bracebridge - Gravenhurst.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 8.
Monday..Sunny. High 23. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness overnight. Low 10.

Town of Parry Sound - Rosseau - Killbear Park.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low 7.
Monday..Sunny. High 23. UV index 8 or very high.
Monday night..Increasing cloudiness in the evening. Low 13.

Huntsville - Baysville.
Tonight..Clear. Wind northeast 20 km/h gusting to 40 becoming light
this evening. Low plus 4.
Monday..Sunny. High 20. UV index 8 or very high.
Monday night..Increasing cloudiness. Low 9.

Haliburton - Minden - Southern Haliburton County.
Tonight..Clear. Wind north 20 km/h gusting to 40 becoming light this
evening. Low 6.
Monday..Sunny. High 21. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness before morning. Low 9.

Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Tonight..Clear. Wind northeast 20 km/h gusting to 40 becoming light
this evening. Low plus 4.
Monday..Sunny. High 20. UV index 8 or very high.
Monday night..Increasing cloudiness. Low 9.

Barry's Bay - Killaloe.
Tonight..Clear. Wind north 20 km/h gusting to 40 becoming light this
evening. Low plus 5.
Monday..Sunny. High 21. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness before morning. Low 9.

Renfrew - Arnprior - Calabogie.
Tonight..Clearing early this evening. Wind north 20 km/h gusting to
40 becoming light this evening. Low 7.
Monday..Sunny. High 21. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness before morning. Low 10.

Petawawa - Pembroke - Cobden.
Tonight..Clear. Wind north 20 km/h becoming light this evening.
Low 7.
Monday..Mainly sunny. High 21. UV index 8 or very high.
Monday night..Clear. Increasing cloudiness before morning. Low 10.

Western Algonquin Park - Lake of Two Rivers.
Tonight..Clear. Wind northeast 20 km/h gusting to 40 becoming light
this evening. Low plus 3 with risk of frost.
Monday..Sunny. High 20. UV index 8 or very high.
Monday night..Increasing cloudiness. Low 9.

Deep River - Whitney - Eastern Algonquin Park.
Tonight..Clear. Wind northeast 20 km/h becoming light this evening.
Low plus 3 with risk of frost.
Monday..Sunny. High 20. UV index 8 or very high.
Monday night..Increasing cloudiness. Low 9.

Bayfield Inlet - Dunchurch.
Tonight..Clear. Wind northeast 20 km/h gusting to 40 becoming light
this evening. Low 7.
Monday..Sunny. High 23. UV index 8 or very high.
Monday night..Increasing cloudiness in the evening. Low 13.

South River - Burk's Falls.
Tonight..Clear. Wind northeast 20 km/h gusting to 40 becoming light
this evening. Low plus 4.
Monday..Sunny. High 20. UV index 8 or very high.
Monday night..Increasing cloudiness. Low 9.

End
$$$$^^

--- up 6 days, 8 hours, 16 minutes
* Origin: Northern Realms (1:229/664)

FPCN11 CWTO 180900
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 5:00 a.m. EDT Monday 18 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 east 20 km/h gusting to 40 near noon.
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..A mix of sun and cloud. Wind northeast 20 km/h. High 25.
Humidex 27. UV index 9 or very high.
Tonight..Clear. Increasing cloudiness near midnight. Fog patches
developing overnight. Wind east 20 km/h 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 early this morning. Wind northeast 20 km/h. High 25.
Humidex 27. UV index 9 or very high.
Tonight..Clear. Fog patches developing overnight. Wind east 20 km/h
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 northeast 20 km/h. High 25. Humidex 27. UV index 9
or very high.
Tonight..Clear. Becoming partly cloudy overnight. Wind east 20 km/h
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..Mainly sunny. Wind northeast 20 km/h. High 25. Humidex 27. UV
index 9 or very high.
Tonight..Clear. Becoming partly cloudy overnight. Wind east 20 km/h
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..Sunny. Wind becoming east 20 km/h gusting to 40 near noon.
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..Sunny. Wind becoming east 20 km/h gusting to 40 near noon.
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..Clearing early this morning. Wind becoming east 20 km/h
gusting to 40 near noon. 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.

London - Parkhill - Eastern Middlesex County.
Today..Clearing early this morning. Wind becoming east 20 km/h
gusting to 40 near noon. 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.

Simcoe - Delhi - Norfolk.
Today..Clearing early this morning. Wind becoming northeast 20 km/h
gusting to 40 late this morning. 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..Mainly sunny. Wind becoming northeast 20 km/h gusting to 40
late this morning. 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..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..Clearing early this morning. Wind becoming east 20 km/h
gusting to 40 near noon. 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 early this morning. Wind becoming east 20 km/h
gusting to 40 near noon. 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 early this morning. Wind becoming northeast 20 km/h
gusting to 40 late this morning. High 23. Humidex 25. UV index 9 or
very high.
Tonight..Clear. Becoming partly cloudy after midnight. Wind northeast
20 km/h 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 early this morning. Wind becoming northeast 20 km/h
gusting to 40 late this morning. High 23. Humidex 25. UV index 9 or
very high.
Tonight..Clear. Becoming partly cloudy overnight. Wind northeast
20 km/h 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 early this morning. Wind becoming east 20 km/h
gusting to 40 near noon. 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..Sunny. Wind becoming east 20 km/h gusting to 40 near noon.
High 23. UV index 9 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 8
or very high.

Halton Hills - Milton.
Today..Sunny. Wind becoming east 20 km/h gusting to 40 near noon.
High 23. UV index 9 or very high.
Tonight..Clear. Wind east 20 km/h 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..Sunny. Wind becoming east 20 km/h gusting to 40 near noon.
High 23. UV index 9 or very high.
Tonight..Clear. Wind east 20 km/h 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 becoming east 20 km/h near noon. 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..Sunny. Wind becoming east 20 km/h gusting to 40 near noon.
High 23. UV index 9 or very high.
Tonight..Clear. Wind east 20 km/h 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. 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. Wind becoming east 20 km/h gusting to 40 near noon.
High 23. UV index 9 or very high.
Tonight..Clear. Wind east 20 km/h 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. 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 becoming east 20 km/h near noon. High 24. 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 becoming east 20 km/h near noon. High 24. 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 becoming east 20 km/h near noon. 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 becoming east 20 km/h near noon. 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 becoming east 20 km/h near noon. 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 becoming east 20 km/h near noon. 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 becoming east 20 km/h near noon. 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 becoming east 20 km/h near noon. 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 becoming east 20 km/h near noon. 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. 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. 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 21. UV index 8 or
very high.
Tonight..Clear. Increasing cloudiness after midnight. Wind east
20 km/h 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. 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. 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. 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..Sunny. 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. 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. Wind becoming northeast 20 km/h gusting to 40 late this
morning. 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. Wind becoming northeast 20 km/h gusting to 40 late this
morning. 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. Wind becoming northeast 20 km/h gusting to 40 late this
morning. 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. Wind becoming northeast 20 km/h gusting to 40 late this
morning. 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. Wind becoming northeast 20 km/h gusting to 40 late this
morning. 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. 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. 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. 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. 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. Wind becoming northeast 20 km/h gusting to 40 late this
morning. 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. Wind becoming northeast 20 km/h gusting to 40 late this
morning. 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. 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..Sunny. 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. Fog patches dissipating this morning. 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. Fog patches dissipating this morning. 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. Fog patches dissipating this morning. 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. Fog patches dissipating this morning. 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..Sunny. Fog patches dissipating this morning. 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. Fog patches dissipating this morning. 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..Sunny. Fog patches dissipating this morning. 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..Sunny. Fog patches dissipating this morning. 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. Fog patches dissipating this morning. 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. Fog patches dissipating this morning. 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. Fog patches dissipating this morning. 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. Fog patches dissipating this morning. 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..Sunny. 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..Sunny. 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..Sunny. 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..Sunny. 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..Sunny. 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..Sunny. 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..Sunny. 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..Sunny. 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..Sunny. 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..Sunny. Fog patches dissipating this morning. 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..Sunny. Fog patches dissipating this morning. 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..Sunny. 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..Sunny. 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.

Bayfield Inlet - Dunchurch.
Today..Sunny. High 22. UV index 8 or very high.
Tonight..Clear. Low 12.
Tuesday..Mainly cloudy. 30 percent chance of showers changing to
70 percent chance of showers near noon. High 22. UV index 6 or high.

South River - Burk's Falls.
Today..Sunny. 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.

End
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--- up 6 days, 21 hours, 46 minutes
* Origin: Northern Realms (1:229/664)