FPCN11 CWTO 271930
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 3:30 p.m. EDT Saturday 27 July 2024 for
tonight Sunday and Sunday night.
The next scheduled forecast will be issued at 5:00 a.m. EDT Sunday.

City of Toronto.
Tonight..Clear. Low 17.
Sunday..Sunny. High 30. Humidex 35. UV index 9 or very high.
Sunday night..Clear. Low 18.

Windsor - Leamington - Essex County.
Tonight..Clear. Low 17.
Sunday..Mainly sunny. High 30. Humidex 36. UV index 9 or very high.
Sunday night..Partly cloudy. Low 21.

Chatham-Kent - Rondeau Park.
Tonight..Clear. Low 16.
Sunday..Mainly sunny. High 30. Humidex 35. UV index 9 or very high.
Sunday night..Partly cloudy. Low 19.

Sarnia - Petrolia - Western Lambton County.
Tonight..Clear. Low 14.
Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon.
 High 30. Humidex 35. UV index 9 or very high.
Sunday night..A few clouds. Low 18.

Watford - Pinery Park - Eastern Lambton County.
Tonight..Clear. Low 14.
Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon.
 High 30. Humidex 35. UV index 9 or very high.
Sunday night..A few clouds. Low 18.

Rodney - Shedden - Western Elgin County.
Tonight..Clear. Low 14.
Sunday..Mainly sunny. High 30. Humidex 35. UV index 9 or very high.
Sunday night..Partly cloudy. Low 16.

St. Thomas - Aylmer - Eastern Elgin County.
Tonight..Clear. Low 14.
Sunday..Mainly sunny. High 30. Humidex 35. UV index 9 or very high.
Sunday night..Partly cloudy. Low 16.

Strathroy - Komoka - Western Middlesex County.
Tonight..Clear. Low 13.
Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon.
 High 30. Humidex 34. UV index 9 or very high.
Sunday night..A few clouds. Low 15.

London - Parkhill - Eastern Middlesex County.
Tonight..Clear. Low 13.
Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon.
 High 30. Humidex 34. UV index 9 or very high.
Sunday night..A few clouds. Low 15.

Simcoe - Delhi - Norfolk.
Tonight..Clear. Low 14.
Sunday..Sunny. High 30. Humidex 33. UV index 9 or very high.
Sunday night..Clear. Low 14.

Dunnville - Caledonia - Haldimand.
Tonight..Clear. Low 14.
Sunday..Sunny. High 30. Humidex 33. UV index 9 or very high.
Sunday night..Clear. Low 14.

Woodstock - Tillsonburg - Oxford County.
Tonight..Clear. Low 13.
Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon.
 High 30. Humidex 33. UV index 9 or very high.
Sunday night..A few clouds. Low 14.

Brantford - County of Brant.
Tonight..Clear. Low 13.
Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon.
 High 30. Humidex 33. UV index 9 or very high.
Sunday night..A few clouds. Low 14.

Niagara Falls - Welland - Southern Niagara Region.
Tonight..Clear. Low 16.
Sunday..Sunny. High 30. Humidex 36. UV index 9 or very high.
Sunday night..Clear. Low 18.

St. Catharines - Grimsby - Northern Niagara Region.
Tonight..Clear. Low 16.
Sunday..Sunny. High 30. Humidex 36. UV index 9 or very high.
Sunday night..Clear. Low 18.

City of Hamilton.
Tonight..Clear. Low 15.
Sunday..Sunny. High 30. Humidex 34. UV index 9 or very high.
Sunday night..Clear. Low 17.

Burlington - Oakville.
Tonight..Clear. Low 16.
Sunday..Sunny. High 30. Humidex 35. UV index 9 or very high.
Sunday night..Clear. Low 17.

Halton Hills - Milton.
Tonight..Clear. Low 14.
Sunday..Sunny. High 30. Humidex 35. UV index 9 or very high.
Sunday night..Clear. Low 16.

Mississauga - Brampton.
Tonight..Clear. Low 16.
Sunday..Sunny. High 30. Humidex 36. UV index 9 or very high.
Sunday night..Clear. Low 17.

Caledon.
Tonight..Clear. Low 14.
Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon.
 High 29. Humidex 35. UV index 9 or very high.
Sunday night..A few clouds. Low 16.

Vaughan - Richmond Hill - Markham.
Tonight..Clear. Low 16.
Sunday..Sunny. High 30. Humidex 34. UV index 9 or very high.
Sunday night..Clear. Low 16.

Newmarket - Georgina - Northern York Region.
Tonight..Clear. Low 14.
Sunday..Sunny. High 29. Humidex 33. UV index 9 or very high.
Sunday night..Clear. Low 16.

Pickering - Oshawa - Southern Durham Region.
Tonight..Clear. Low 16.
Sunday..Sunny. High 29. Humidex 33. UV index 9 or very high.
Sunday night..Clear. Low 16.

Uxbridge - Beaverton - Northern Durham Region.
Tonight..Clear. Low 14.
Sunday..Sunny. High 29. Humidex 33. UV index 9 or very high.
Sunday night..Clear. Low 16.

Goderich - Bluewater - Southern Huron County.
Tonight..Clear. Low 12.
Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon.
 High 29. Humidex 34. UV index 9 or very high.
Sunday night..A few clouds. Wind southeast 20 km/h becoming light
 after midnight. Low 14.

Wingham - Blyth - Northern Huron County.
Tonight..Clear. Low 12.
Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon.
 High 29. Humidex 34. UV index 9 or very high.
Sunday night..A few clouds. Wind southeast 20 km/h becoming light
 after midnight. Low 14.

Stratford - Mitchell - Southern Perth County.
Tonight..Clear. Low 12.
Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon.
 High 29. Humidex 34. UV index 9 or very high.
Sunday night..A few clouds. Wind southeast 20 km/h becoming light
 after midnight. Low 14.

Listowel - Milverton - Northern Perth County.
Tonight..Clear. Low 12.
Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon.
 High 29. Humidex 34. UV index 9 or very high.
Sunday night..A few clouds. Wind southeast 20 km/h becoming light
 after midnight. Low 14.

Kitchener - Cambridge - Region of Waterloo.
Tonight..Clear. Low 12.
Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon.
 High 30. Humidex 35. UV index 9 or very high.
Sunday night..A few clouds. Low 12.

Guelph - Erin - Southern Wellington County.
Tonight..Clear. Low 12.
Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon.
 High 30. Humidex 35. UV index 9 or very high.
Sunday night..A few clouds. Low 12.

Mount Forest - Arthur - Northern Wellington County.
Tonight..Clear. Low 12.
Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon.
 High 29. Humidex 34. UV index 9 or very high.
Sunday night..A few clouds. Low 12.

Orangeville - Grand Valley - Southern Dufferin County.
Tonight..Clear. Low 13.
Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon.
 High 29. Humidex 34. UV index 9 or very high.
Sunday night..A few clouds. Low 17.

Shelburne - Mansfield - Northern Dufferin County.
Tonight..Clear. Low 13.
Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon.
 High 29. Humidex 34. UV index 9 or very high.
Sunday night..A few clouds. Low 17.

Innisfil - New Tecumseth - Angus.
Tonight..Clear. Low 13.
Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon.
 High 30. Humidex 36. UV index 9 or very high.
Sunday night..A few clouds. Low 17.

Saugeen Shores - Kincardine - Southern Bruce County.
Tonight..Clear. Low 12.
Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon.
 High 29. Humidex 32. UV index 9 or very high.
Sunday night..A few clouds. Low 16.

Bruce Peninsula - Sauble Beach - Tobermory.
Tonight..Clear. Low 13.
Sunday..Sunny. High 28. Humidex 31. UV index 9 or very high.
Sunday night..Clear. Low 16.

Hanover - Dundalk - Southern Grey County.
Tonight..Clear. Low 12.
Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon.
 High 29. Humidex 32. UV index 9 or very high.
Sunday night..A few clouds. Low 16.

Owen Sound - Blue Mountains - Northern Grey County.
Tonight..Clear. Low 12.
Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon.
 High 29. Humidex 32. UV index 9 or very high.
Sunday night..A few clouds. Low 16.

Barrie - Collingwood - Hillsdale.
Tonight..Clear. Low 14.
Sunday..Sunny. Becoming a mix of sun and cloud in the afternoon.
 High 30. Humidex 35. UV index 9 or very high.
Sunday night..A few clouds. Low 16.

Midland - Coldwater - Orr Lake.
Tonight..Clear. Low 14.
Sunday..Sunny. High 29. Humidex 34. UV index 9 or very high.
Sunday night..Clear. Low 16.

Orillia - Lagoon City - Washago.
Tonight..Clear. Low 14.
Sunday..Sunny. High 29. Humidex 34. UV index 9 or very high.
Sunday night..Clear. Low 16.

Cobourg - Colborne - Western Northumberland County.
Tonight..Clear. Low 15.
Sunday..Sunny. High 29. Humidex 35. UV index 9 or very high.
Sunday night..Clear. Low 16.

Belleville - Quinte West - Eastern Northumberland County.
Tonight..Clear. Low 15.
Sunday..Sunny. High 29. Humidex 35. UV index 9 or very high.
Sunday night..Clear. Low 16.

Picton - Sandbanks Park.
Tonight..Clear. Low 15.
Sunday..Sunny. High 29. Humidex 35. UV index 9 or very high.
Sunday night..Clear. Low 16.

Napanee - Consecon.
Tonight..Clear. Low 15.
Sunday..Sunny. High 29. Humidex 35. UV index 9 or very high.
Sunday night..Clear. Low 16.

Kingston - Odessa - Frontenac Islands.
Tonight..Clear. Low 15.
Sunday..Sunny. High 29. Humidex 35. UV index 9 or very high.
Sunday night..Clear. Low 16.

Lindsay - Southern Kawartha Lakes.
Tonight..Clear. Low 12.
Sunday..Sunny. High 30. Humidex 35. UV index 9 or very high.
Sunday night..Clear. Low 13.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Tonight..Clear. Low 11.
Sunday..Sunny. High 29. Humidex 34. UV index 9 or very high.
Sunday night..Clear. Low 13.

Peterborough City - Lakefield - Southern Peterborough County.
Tonight..Clear. Low 12.
Sunday..Sunny. High 30. Humidex 35. UV index 9 or very high.
Sunday night..Clear. Low 13.

Apsley - Woodview - Northern Peterborough County.
Tonight..Clear. Low 11.
Sunday..Sunny. High 29. Humidex 34. UV index 9 or very high.
Sunday night..Clear. Low 13.

Stirling - Tweed - Madoc.
Tonight..Clear. Low 13.
Sunday..Sunny. High 30. Humidex 35. UV index 9 or very high.
Sunday night..Clear. Low 14.

Tamworth - Sydenham - South Frontenac.
Tonight..Clear. Low 13.
Sunday..Sunny. High 30. Humidex 35. UV index 9 or very high.
Sunday night..Clear. Low 14.

Kaladar - Bannockburn - Bon Echo Park.
Tonight..Clear. Low 11.
Sunday..Sunny. High 29. Humidex 34. UV index 9 or very high.
Sunday night..Clear. Low 12.

Bancroft - Hastings Highlands - Denbigh.
Tonight..Clear. Low 11.
Sunday..Sunny. High 29. Humidex 34. UV index 9 or very high.
Sunday night..Clear. Low 12.

Gananoque - Mallorytown.
Tonight..Clear. Low 15.
Sunday..Sunny. High 30. Humidex 35. UV index 9 or very high.
Sunday night..Clear. Low 14.

Brockville - Prescott.
Tonight..Clear. Low 15.
Sunday..Sunny. High 30. Humidex 35. UV index 9 or very high.
Sunday night..Clear. Low 14.

Westport - Charleston Lake.
Tonight..Clear. Low 15.
Sunday..Sunny. High 30. Humidex 35. UV index 9 or very high.
Sunday night..Clear. Low 14.

Merrickville-Wolford - Kemptville.
Tonight..Clear. Low 15.
Sunday..Sunny. High 30. Humidex 35. UV index 9 or very high.
Sunday night..Clear. Low 14.

Ottawa North - Kanata - Orl�ans.
Tonight..Clear. Low 15.
Sunday..Sunny. High 30. Humidex 35. UV index 9 or very high.
Sunday night..Clear. Low 15.

Ottawa South - Richmond - Metcalfe.
Tonight..Clear. Low 15.
Sunday..Sunny. High 30. Humidex 35. UV index 9 or very high.
Sunday night..Clear. Low 15.

Gatineau.
Tonight..Clear. Low 15.
Sunday..Sunny. High 30. Humidex 35. UV index 9 or very high.
Sunday night..Clear. Low 16.

Prescott and Russell.
Tonight..Clear. Low 15.
Sunday..Sunny. High 30. Humidex 35. UV index 9 or very high.
Sunday night..Clear. Low 14.

Morrisburg - Long Sault.
Tonight..Clear. Low 15.
Sunday..Sunny. High 30. Humidex 35. UV index 9 or very high.
Sunday night..Clear. Low 13.

Cornwall - Lancaster.
Tonight..Clear. Low 15.
Sunday..Sunny. High 30. Humidex 35. UV index 9 or very high.
Sunday night..Clear. Low 13.

Winchester - Newington.
Tonight..Clear. Low 15.
Sunday..Sunny. High 30. Humidex 35. UV index 9 or very high.
Sunday night..Clear. Low 13.

Maxville - Alexandria.
Tonight..Clear. Low 15.
Sunday..Sunny. High 30. Humidex 35. UV index 9 or very high.
Sunday night..Clear. Low 13.

Plevna - Sharbot Lake - Western Lanark County.
Tonight..Clear. Low 13.
Sunday..Sunny. High 30. Humidex 35. UV index 9 or very high.
Sunday night..Clear. Low 14.

Smiths Falls - Perth - Eastern Lanark County.
Tonight..Clear. Low 14.
Sunday..Sunny. High 30. Humidex 35. UV index 9 or very high.
Sunday night..Clear. Low 14.

Port Carling - Port Severn.
Tonight..Clear. Fog patches developing overnight. Low 16.
Sunday..Sunny. Fog patches dissipating in the morning. High 29.
 Humidex 34. UV index 9 or very high.
Sunday night..Clear. Low 18.

Bracebridge - Gravenhurst.
Tonight..Clear. Fog patches developing overnight. Low 13.
Sunday..Sunny. Fog patches dissipating in the morning. High 29.
 Humidex 34. UV index 9 or very high.
Sunday night..Clear. Low 14.

Town of Parry Sound - Rosseau - Killbear Park.
Tonight..Clear. Fog patches developing overnight. Low 16.
Sunday..Sunny. Fog patches dissipating in the morning. High 28.
 Humidex 31. UV index 9 or very high.
Sunday night..Clear. Low 16.

Huntsville - Baysville.
Tonight..Clear. Fog patches developing overnight. Low 14.
Sunday..Sunny. Fog patches dissipating in the morning. High 28.
 Humidex 33. UV index 9 or very high.
Sunday night..Clear. Low 15.

Haliburton - Minden - Southern Haliburton County.
Tonight..Clear. Low 11.
Sunday..Sunny. High 29. Humidex 33. UV index 9 or very high.
Sunday night..Clear. Low 13.

Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Tonight..Clear. Low 11.
Sunday..Sunny. High 29. Humidex 33. UV index 9 or very high.
Sunday night..Clear. Low 13.

Barry's Bay - Killaloe.
Tonight..Clear. Low 12.
Sunday..Sunny. High 30. Humidex 34. UV index 9 or very high.
Sunday night..Clear. Low 14.

Renfrew - Arnprior - Calabogie.
Tonight..Clear. Low 14.
Sunday..Sunny. High 30. Humidex 34. UV index 9 or very high.
Sunday night..Clear. Low 14.

Petawawa - Pembroke - Cobden.
Tonight..Clear. Low 14.
Sunday..Sunny. High 30. Humidex 34. UV index 9 or very high.
Sunday night..Clear. Low 14.

Western Algonquin Park - Lake of Two Rivers.
Tonight..Clear. Low 11.
Sunday..Sunny. High 29. Humidex 33. UV index 9 or very high.
Sunday night..Clear. Low 12.

Deep River - Whitney - Eastern Algonquin Park.
Tonight..Clear. Low 11.
Sunday..Sunny. High 29. Humidex 33. UV index 9 or very high.
Sunday night..Clear. Low 12.

Bayfield Inlet - Dunchurch.
Tonight..Clear. Fog patches developing overnight. Low 16.
Sunday..Sunny. Fog patches dissipating in the morning. High 28.
 Humidex 31. UV index 9 or very high.
Sunday night..Clear. Low 16.

South River - Burk's Falls.
Tonight..Clear. Fog patches developing overnight. Low 14.
Sunday..Sunny. Fog patches dissipating in the morning. High 28.
 Humidex 33. UV index 9 or very high.
Sunday night..Clear. Low 15.

End
$$$$^^

--- up 2 days, 17 hours, 48 minutes
 * Origin: Northern Realms (618:400/23)