FPCN11 CWTO 231930
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 3:30 p.m. EDT Thursday 23 July 2026 for
tonight Friday and Friday night.
The next scheduled forecast will be issued at 5:00 a.m. EDT Friday.

City of Toronto.
Tonight..A few clouds. Low 13.
Friday..Sunny. High 26. Humidex 28. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 18.

Windsor - Leamington - Essex County.
Tonight..Clear. Low 12.
Friday..Sunny. High 28. Humidex 31. UV index 9 or very high.
Friday night..Partly cloudy. Low 16.

Chatham-Kent - Rondeau Park.
Tonight..Clear. Low 11.
Friday..Sunny. High 26. Humidex 29. UV index 9 or very high.
Friday night..Partly cloudy. Low 15.

Sarnia - Petrolia - Western Lambton County.
Tonight..Clear. Low 12.
Friday..Sunny. High 27. Humidex 28. UV index 9 or very high.
Friday night..Partly cloudy. Low 15.

Watford - Pinery Park - Eastern Lambton County.
Tonight..Clear. Low 12.
Friday..Sunny. High 27. Humidex 28. UV index 9 or very high.
Friday night..Partly cloudy. Low 15.

Rodney - Shedden - Western Elgin County.
Tonight..Clear. Low 11.
Friday..Sunny. High 26. Humidex 28. UV index 9 or very high.
Friday night..Partly cloudy. Low 14.

St. Thomas - Aylmer - Eastern Elgin County.
Tonight..Clear. Low 11.
Friday..Sunny. High 26. Humidex 28. UV index 9 or very high.
Friday night..Clear. Becoming partly cloudy in the evening. Low 14.

Strathroy - Komoka - Western Middlesex County.
Tonight..Clear. Low 11.
Friday..Sunny. High 27. Humidex 29. UV index 9 or very high.
Friday night..Partly cloudy. Low 15.

London - Parkhill - Eastern Middlesex County.
Tonight..Clear. Low 10.
Friday..Sunny. High 27. Humidex 29. UV index 9 or very high.
Friday night..Clear. Becoming partly cloudy in the evening. Low 15.

Simcoe - Delhi - Norfolk.
Tonight..Clear. Low 9.
Friday..Sunny. High 27. UV index 9 or very high.
Friday night..Clear. Becoming partly cloudy in the evening. Low 14.

Dunnville - Caledonia - Haldimand.
Tonight..Clear. Low 10.
Friday..Sunny. High 27. Humidex 28. UV index 9 or very high.
Friday night..Clear. Becoming partly cloudy in the evening. Low 14.

Woodstock - Tillsonburg - Oxford County.
Tonight..Clear. Low 8.
Friday..Sunny. High 27. Humidex 30. UV index 9 or very high.
Friday night..Clear. Becoming partly cloudy in the evening. Low 15.

Brantford - County of Brant.
Tonight..Clear. Low 8.
Friday..Sunny. High 27. Humidex 30. UV index 9 or very high.
Friday night..Clear. Becoming partly cloudy in the evening. Low 15.

Niagara Falls - Welland - Southern Niagara Region.
Tonight..Clear. Low 13.
Friday..Sunny. High 28. Humidex 30. UV index 9 or very high.
Friday night..Clear. Becoming partly cloudy in the evening. Low 16.

St. Catharines - Grimsby - Northern Niagara Region.
Tonight..Clear. Low 13.
Friday..Sunny. High 28. Humidex 30. UV index 9 or very high.
Friday night..Clear. Becoming partly cloudy in the evening. Low 16.

City of Hamilton.
Tonight..Clear. Low 11.
Friday..Sunny. High 26. Humidex 30. UV index 9 or very high.
Friday night..Clear. Becoming partly cloudy in the evening. Low 15.

Burlington - Oakville.
Tonight..A few clouds. Low 12.
Friday..Sunny. High 26. Humidex 29. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 16.

Halton Hills - Milton.
Tonight..A few clouds. Low 10.
Friday..Sunny. High 27. Humidex 30. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 15.

Mississauga - Brampton.
Tonight..A few clouds. Low 12.
Friday..Sunny. High 27. Humidex 30. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 16.

Caledon.
Tonight..A few clouds. Low 10.
Friday..Sunny. High 26. Humidex 29. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 14.

Vaughan - Richmond Hill - Markham.
Tonight..A few clouds. Low 11.
Friday..Sunny. High 28. Humidex 30. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 16.

Newmarket - Georgina - Northern York Region.
Tonight..A few clouds. Low 10.
Friday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 14.

Pickering - Oshawa - Southern Durham Region.
Tonight..A few clouds. Low 10.
Friday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 16.

Uxbridge - Beaverton - Northern Durham Region.
Tonight..A few clouds. Low 10.
Friday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 14.

Goderich - Bluewater - Southern Huron County.
Tonight..Clear. Low 10.
Friday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 14.

Wingham - Blyth - Northern Huron County.
Tonight..Clear. Low 10.
Friday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 14.

Stratford - Mitchell - Southern Perth County.
Tonight..Clear. Low 8.
Friday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 14.

Listowel - Milverton - Northern Perth County.
Tonight..Clear. Low 8.
Friday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 14.

Kitchener - Cambridge - Region of Waterloo.
Tonight..Clear. Low 8.
Friday..Sunny. High 26. Humidex 28. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 14.

Guelph - Erin - Southern Wellington County.
Tonight..Clear. Low 8.
Friday..Sunny. High 26. Humidex 28. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 14.

Mount Forest - Arthur - Northern Wellington County.
Tonight..Clear. Low 8.
Friday..Sunny. High 26. Humidex 28. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 14.

Orangeville - Grand Valley - Southern Dufferin County.
Tonight..Clear. Low 10.
Friday..Sunny. High 26. Humidex 28. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 14.

Shelburne - Mansfield - Northern Dufferin County.
Tonight..Clear. Low 10.
Friday..Sunny. High 26. Humidex 28. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 14.

Innisfil - New Tecumseth - Angus.
Tonight..Clear. Low 10.
Friday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 14.

Saugeen Shores - Kincardine - Southern Bruce County.
Tonight..Clear. Low 10.
Friday..Sunny. High 25. Humidex 27. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 15.

Bruce Peninsula - Sauble Beach - Tobermory.
Tonight..Clear. Wind southwest 30 km/h becoming light this evening.
 Low 14.
Friday..Sunny. High 25. Humidex 27. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 15.

Hanover - Dundalk - Southern Grey County.
Tonight..Clear. Low 8.
Friday..Sunny. High 26. Humidex 28. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 14.

Owen Sound - Blue Mountains - Northern Grey County.
Tonight..Clear. Wind southwest 30 km/h becoming light this evening.
 Low 10.
Friday..Sunny. High 26. Humidex 28. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 14.

Barrie - Collingwood - Hillsdale.
Tonight..Clear. Wind northwest 20 km/h becoming light early this
 evening. Low 10.
Friday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 14.

Midland - Coldwater - Orr Lake.
Tonight..Clear. Wind west 30 km/h becoming light this evening.
 Low 11.
Friday..Sunny. High 27. Humidex 29. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 14.

Orillia - Lagoon City - Washago.
Tonight..Clear. Wind west 30 km/h becoming light this evening.
 Low 14.
Friday..Sunny. High 25. Humidex 29. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Wind south
 20 km/h becoming light near midnight. Low 16.

Cobourg - Colborne - Western Northumberland County.
Tonight..Clear. Wind southwest 30 km/h becoming light this evening.
 Low 13.
Friday..Sunny. High 26. Humidex 28. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 14.

Belleville - Quinte West - Eastern Northumberland County.
Tonight..Clear. Wind southwest 30 km/h becoming light this evening.
 Low 13.
Friday..Mainly sunny. High 26. Humidex 28. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy before morning. Low 14.

Picton - Sandbanks Park.
Tonight..Clear. Wind southwest 30 km/h becoming light this evening.
 Low 14.
Friday..Mainly sunny. High 26. Humidex 28. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy before morning. Low 14.

Napanee - Consecon.
Tonight..Clear. Wind southwest 30 km/h becoming light this evening.
 Low 13.
Friday..Mainly sunny. High 26. Humidex 28. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy before morning. Low 14.

Kingston - Odessa - Frontenac Islands.
Tonight..Clear. Wind southwest 30 km/h becoming light this evening.
 Low 13.
Friday..Mainly sunny. High 26. Humidex 28. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy before morning. Wind
 becoming south 20 km/h before morning. Low 14.

Lindsay - Southern Kawartha Lakes.
Tonight..Clear. Low 10.
Friday..Sunny. High 26. Humidex 30. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 12.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Tonight..A few clouds. Wind west 30 km/h becoming light this evening.
 Low 10.
Friday..Mainly sunny. High 26. Humidex 30. UV index 8 or very high.
Friday night..Partly cloudy. Low 11.

Peterborough City - Lakefield - Southern Peterborough County.
Tonight..Clear. Low 10.
Friday..Sunny. High 26. Humidex 30. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy near midnight. Low 12.

Apsley - Woodview - Northern Peterborough County.
Tonight..A few clouds. Wind west 20 km/h becoming light this evening.
 Low 10.
Friday..Mainly sunny. High 26. Humidex 30. UV index 8 or very high.
Friday night..Partly cloudy. Low 11.

Stirling - Tweed - Madoc.
Tonight..Clear. Wind west 20 km/h becoming light this evening.
 Low 11.
Friday..Mainly sunny. High 27. Humidex 30. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy before morning. Low 13.

Tamworth - Sydenham - South Frontenac.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
 Low 11.
Friday..Mainly sunny. High 27. Humidex 30. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy before morning. Wind
 becoming south 20 km/h before morning. Low 13.

Kaladar - Bannockburn - Bon Echo Park.
Tonight..A few clouds. Wind west 20 km/h becoming light this evening.
 Low 8.
Friday..Mainly sunny. High 26. Humidex 29. UV index 8 or very high.
Friday night..Partly cloudy. Low 10.

Bancroft - Hastings Highlands - Denbigh.
Tonight..A few clouds. Wind west 20 km/h becoming light this evening.
 Low 8.
Friday..Mainly sunny. High 26. Humidex 29. UV index 8 or very high.
Friday night..Partly cloudy. Low 10.

Gananoque - Mallorytown.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
 Low 13.
Friday..Mainly sunny. Wind southwest 20 km/h becoming light late in
 the morning. High 27. Humidex 32. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy before morning. Low 13.

Brockville - Prescott.
Tonight..Clear. Wind southwest 20 km/h gusting to 40 becoming light
 this evening. Low 13.
Friday..Mainly sunny. Wind southwest 20 km/h becoming light late in
 the morning. High 27. Humidex 32. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy before morning. Low 13.

Westport - Charleston Lake.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
 Low 13.
Friday..Mainly sunny. High 27. Humidex 32. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy before morning. Low 13.

Merrickville-Wolford - Kemptville.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
 Low 13.
Friday..Mainly sunny. Wind southwest 20 km/h becoming light late in
 the morning. High 27. Humidex 32. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy before morning. Low 13.

Ottawa North - Kanata - Orl�ans.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
 Low 14.
Friday..Mainly sunny. Wind southwest 20 km/h becoming light late in
 the morning. High 27. Humidex 32. UV index 7 or high.
Friday night..Clear. Becoming partly cloudy before morning. Low 13.

Ottawa South - Richmond - Metcalfe.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
 Low 12.
Friday..Mainly sunny. Wind southwest 20 km/h becoming light late in
 the morning. High 27. Humidex 32. UV index 7 or high.
Friday night..Clear. Becoming partly cloudy before morning. Low 13.

Gatineau.
Tonight..Clear. Wind west 30 km/h gusting to 50 becoming light this
 evening. Low 13.
Friday..Mainly sunny. High 27. Humidex 32. UV index 7 or high.
Friday night..Clear. Becoming partly cloudy before morning. Low 13.

Prescott and Russell.
Tonight..Clear. Wind west 20 km/h gusting to 40 becoming light this
 evening. Low 12.
Friday..Mainly sunny. Wind southwest 20 km/h becoming light in the
 afternoon. High 27. Humidex 32. UV index 7 or high.
Friday night..Clear. Becoming partly cloudy before morning. Low 12.

Morrisburg - Long Sault.
Tonight..Clear. Wind southwest 20 km/h gusting to 40 becoming light
 this evening. Low 13.
Friday..Mainly sunny. Wind southwest 20 km/h becoming light in the
 afternoon. High 27. Humidex 31. UV index 7 or high.
Friday night..Clear. Becoming partly cloudy before morning. Low 13.

Cornwall - Lancaster.
Tonight..Clear. Wind southwest 20 km/h gusting to 40 becoming light
 late this evening. Low 13.
Friday..Mainly sunny. Wind southwest 20 km/h becoming light in the
 afternoon. High 27. Humidex 31. UV index 7 or high.
Friday night..Clear. Becoming partly cloudy before morning. Low 13.

Winchester - Newington.
Tonight..Clear. Wind southwest 20 km/h gusting to 40 becoming light
 this evening. Low 12.
Friday..Mainly sunny. Wind becoming southwest 20 km/h late in the
 morning. High 27. Humidex 31. UV index 7 or high.
Friday night..Clear. Becoming partly cloudy before morning. Low 13.

Maxville - Alexandria.
Tonight..Clear. Wind west 20 km/h gusting to 40 becoming light this
 evening. Low 12.
Friday..Mainly sunny. Wind southwest 20 km/h becoming light in the
 afternoon. High 27. Humidex 32. UV index 7 or high.
Friday night..Clear. Becoming partly cloudy before morning. Low 13.

Plevna - Sharbot Lake - Western Lanark County.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
 Low 13.
Friday..Mainly sunny. High 27. Humidex 32. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy before morning. Low 13.

Smiths Falls - Perth - Eastern Lanark County.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
 Low 13.
Friday..Mainly sunny. Wind southwest 20 km/h becoming light late in
 the morning. High 27. Humidex 32. UV index 8 or very high.
Friday night..Clear. Becoming partly cloudy before morning. Low 13.

Port Carling - Port Severn.
Tonight..A few clouds. Wind west 30 km/h becoming light this evening.
 Low 12.
Friday..Sunny. High 27. Humidex 31. UV index 8 or very high.
Friday night..A few clouds. Low 14.

Bracebridge - Gravenhurst.
Tonight..A few clouds. Wind west 20 km/h becoming light this evening.
 Low 10.
Friday..Sunny. High 26. Humidex 28. UV index 8 or very high.
Friday night..A few clouds. Low 12.

Town of Parry Sound - Rosseau - Killbear Park.
Tonight..A few clouds. Wind southwest 30 km/h becoming light late
 this evening. Low 12.
Friday..Sunny. High 26. Humidex 29. UV index 8 or very high.
Friday night..A few clouds. Low 14.

Huntsville - Baysville.
Tonight..A few clouds. Wind southwest 20 km/h becoming light this
 evening. Low 13.
Friday..Sunny. High 26. Humidex 29. UV index 8 or very high.
Friday night..A few clouds. Low 12.

Haliburton - Minden - Southern Haliburton County.
Tonight..A few clouds. Wind west 20 km/h becoming light this evening.
 Low 11.
Friday..Mainly sunny. High 26. Humidex 29. UV index 8 or very high.
Friday night..Partly cloudy. Low 12.

Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Tonight..A few clouds. Wind west 30 km/h becoming light this evening.
 Low 10.
Friday..Mainly sunny. High 26. Humidex 29. UV index 8 or very high.
Friday night..Partly cloudy. Low 11.

Barry's Bay - Killaloe.
Tonight..A few clouds. Wind west 20 km/h becoming light this evening.
 Low 10.
Friday..Mainly sunny. Wind southwest 20 km/h becoming light late in
 the morning. High 27. Humidex 31. UV index 7 or high.
Friday night..Clear. Becoming partly cloudy overnight. Low 11.

Renfrew - Arnprior - Calabogie.
Tonight..Clear. Wind southwest 20 km/h becoming light this evening.
 Low 12.
Friday..Mainly sunny. Wind southwest 20 km/h becoming light late in
 the morning. High 28. Humidex 32. UV index 7 or high.
Friday night..Clear. Becoming partly cloudy before morning. Low 13.

Petawawa - Pembroke - Cobden.
Tonight..A few clouds. Wind west 20 km/h becoming light late this
 evening. Low 12.
Friday..Mainly sunny. High 28. Humidex 32. UV index 7 or high.
Friday night..Clear. Becoming partly cloudy overnight. Low 13.

Western Algonquin Park - Lake of Two Rivers.
Tonight..A few clouds. Wind southwest 30 km/h becoming light late
 this evening. Low 9.
Friday..Sunny. Wind southwest 20 km/h becoming light late in the
 morning. High 26. Humidex 30. UV index 7 or high.
Friday night..Clear. Low 9.

Deep River - Whitney - Eastern Algonquin Park.
Tonight..A few clouds. Wind southwest 20 km/h becoming light this
 evening. Low 9.
Friday..Mainly sunny. Wind southwest 20 km/h becoming light late in
 the morning. High 26. Humidex 30. UV index 7 or high.
Friday night..Clear. Becoming partly cloudy overnight. Low 9.

Bayfield Inlet - Dunchurch.
Tonight..A few clouds. Wind southwest 20 km/h gusting to 40 becoming
 light this evening. Low 13.
Friday..Sunny. High 25. Humidex 29. UV index 8 or very high.
Friday night..Clear. Low 12.

South River - Burk's Falls.
Tonight..A few clouds. Wind southwest 20 km/h gusting to 40 becoming
 light this evening. Low 13.
Friday..Sunny. High 25. Humidex 29. UV index 8 or very high.
Friday night..Clear. Low 12.

End
$$$$^^

--- up 3 hours, 24 minutes
 * Origin: Northern Realms (618:400/23)