FPCN11 CWTO 161930
Forecasts for Southern Ontario and the National Capital Region issued
by Environment Canada at 3:30 p.m. EDT Monday 16 September 2024 for
tonight Tuesday and Tuesday night.
The next scheduled forecast will be issued at 5:00 a.m. EDT Tuesday.

City of Toronto.
Tonight..Clear. Fog patches developing after midnight. Low 18.
Tuesday..Sunny. Fog patches dissipating in the morning. High 26.
 Humidex 29. UV index 6 or high.
Tuesday night..Partly cloudy. Clearing near midnight. Low 16.

Windsor - Leamington - Essex County.
Tonight..Clear. Wind southeast 20 km/h gusting to 40 becoming light
 this evening. Low 14.
Tuesday..Mainly sunny. High 26. Humidex 31. UV index 6 or high.
Tuesday night..A few clouds. Low 16.

Chatham-Kent - Rondeau Park.
Tonight..Clear. Low 14.
Tuesday..Mainly sunny. High 25. Humidex 30. UV index 6 or high.
Tuesday night..A few clouds. Low 16.

Sarnia - Petrolia - Western Lambton County.
Tonight..Clear. Low 14.
Tuesday..Sunny. High 27. Humidex 32. UV index 6 or high.
Tuesday night..Clear. Low 13.

Watford - Pinery Park - Eastern Lambton County.
Tonight..Clear. Low 14.
Tuesday..Sunny. High 27. Humidex 32. UV index 6 or high.
Tuesday night..Clear. Low 13.

Rodney - Shedden - Western Elgin County.
Tonight..Clear. Low 12.
Tuesday..Mainly sunny. High 25. Humidex 29. UV index 6 or high.
Tuesday night..Partly cloudy. Low 15.

St. Thomas - Aylmer - Eastern Elgin County.
Tonight..Clear. Low 12.
Tuesday..Mainly sunny. High 25. Humidex 29. UV index 6 or high.
Tuesday night..Partly cloudy. Low 15.

Strathroy - Komoka - Western Middlesex County.
Tonight..Clear. Low 13.
Tuesday..Sunny. High 27. Humidex 31. UV index 6 or high.
Tuesday night..A few clouds. Low 13.

London - Parkhill - Eastern Middlesex County.
Tonight..Clear. Low 13.
Tuesday..Sunny. High 27. Humidex 31. UV index 6 or high.
Tuesday night..A few clouds. Low 13.

Simcoe - Delhi - Norfolk.
Tonight..Clear. Fog patches developing after midnight. Low 12.
Tuesday..Mainly sunny. Fog patches dissipating in the morning.
 High 26. Humidex 28. UV index 6 or high.
Tuesday night..Partly cloudy. Low 14.

Dunnville - Caledonia - Haldimand.
Tonight..Clear. Fog patches developing after midnight. Low 13.
Tuesday..Mainly sunny. Fog patches dissipating in the morning.
 High 26. Humidex 30. UV index 6 or high.
Tuesday night..Partly cloudy. Low 13.

Woodstock - Tillsonburg - Oxford County.
Tonight..Clear. Low 12.
Tuesday..Mainly sunny. Fog patches developing in the morning and
 dissipating in the afternoon. High 26. Humidex 30. UV index 6 or
 high.
Tuesday night..A few clouds. Low 12.

Brantford - County of Brant.
Tonight..Clear. Low 13.
Tuesday..Mainly sunny. Fog patches developing in the morning and
 dissipating in the afternoon. High 26. Humidex 30. UV index 6 or
 high.
Tuesday night..Partly cloudy. Low 12.

Niagara Falls - Welland - Southern Niagara Region.
Tonight..Clear. Becoming partly cloudy this evening. Fog patches
 developing after midnight. Low 16.
Tuesday..Mainly sunny. Fog patches dissipating in the morning.
 High 26. Humidex 31. UV index 6 or high.
Tuesday night..Partly cloudy. Low 17.

St. Catharines - Grimsby - Northern Niagara Region.
Tonight..Partly cloudy. Fog patches developing after midnight.
 Low 16.
Tuesday..Mainly sunny. Fog patches dissipating in the morning.
 High 26. Humidex 31. UV index 6 or high.
Tuesday night..Partly cloudy. Low 17.

City of Hamilton.
Tonight..A few clouds. Fog patches developing after midnight. Low 14.
Tuesday..Mainly sunny. Fog patches dissipating in the morning.
 High 25. Humidex 30. UV index 6 or high.
Tuesday night..Partly cloudy. Low 14.

Burlington - Oakville.
Tonight..Clear. Fog patches developing after midnight. Low 16.
Tuesday..Sunny. Fog patches dissipating in the morning. High 26.
 Humidex 29. UV index 6 or high.
Tuesday night..Partly cloudy. Clearing near midnight. Low 13.

Halton Hills - Milton.
Tonight..Clear. Fog patches developing after midnight. Low 15.
Tuesday..Sunny. Fog patches dissipating in the morning. High 26.
 Humidex 29. UV index 6 or high.
Tuesday night..Partly cloudy. Clearing near midnight. Low 13.

Mississauga - Brampton.
Tonight..Clear. Fog patches developing after midnight. Low 15.
Tuesday..Sunny. Fog patches dissipating in the morning. High 26.
 Humidex 29. UV index 6 or high.
Tuesday night..Partly cloudy. Clearing near midnight. Low 13.

Caledon.
Tonight..Clear. Fog patches developing after midnight. Low 14.
Tuesday..Sunny. Fog patches dissipating in the morning. High 26.
 Humidex 29. UV index 6 or high.
Tuesday night..Partly cloudy. Clearing near midnight. Low 13.

Vaughan - Richmond Hill - Markham.
Tonight..Clear. Fog patches developing after midnight. Low 15.
Tuesday..Sunny. Fog patches dissipating in the morning. High 27.
 Humidex 30. UV index 6 or high.
Tuesday night..Partly cloudy. Low 14.

Newmarket - Georgina - Northern York Region.
Tonight..Clear. Low 14.
Tuesday..Sunny. High 27. Humidex 30. UV index 5 or moderate.
Tuesday night..Partly cloudy. Low 14.

Pickering - Oshawa - Southern Durham Region.
Tonight..Clear. Fog patches developing after midnight. Low 15.
Tuesday..Sunny. Fog patches dissipating in the morning. High 27.
 Humidex 30. UV index 6 or high.
Tuesday night..Partly cloudy. Low 14.

Uxbridge - Beaverton - Northern Durham Region.
Tonight..Clear. Low 14.
Tuesday..Sunny. High 27. Humidex 30. UV index 6 or high.
Tuesday night..Partly cloudy. Low 14.

Goderich - Bluewater - Southern Huron County.
Tonight..Clear. Low 13.
Tuesday..Sunny. High 29. Humidex 31. UV index 6 or high.
Tuesday night..Clear. Low 12.

Wingham - Blyth - Northern Huron County.
Tonight..Clear. Low 13.
Tuesday..Sunny. High 29. Humidex 31. UV index 6 or high.
Tuesday night..Clear. Low 12.

Stratford - Mitchell - Southern Perth County.
Tonight..Clear. Low 12.
Tuesday..Sunny. High 29. Humidex 31. UV index 6 or high.
Tuesday night..Clear. Low 12.

Listowel - Milverton - Northern Perth County.
Tonight..Clear. Low 12.
Tuesday..Sunny. High 29. Humidex 31. UV index 6 or high.
Tuesday night..Clear. Low 12.

Kitchener - Cambridge - Region of Waterloo.
Tonight..Clear. Fog patches developing after midnight. Low 12.
Tuesday..Sunny. Becoming a mix of sun and cloud in the afternoon. Fog
 patches dissipating in the morning. High 26. Humidex 29. UV index 6
 or high.
Tuesday night..Clearing in the evening. Low 11.

Guelph - Erin - Southern Wellington County.
Tonight..Clear. Fog patches developing after midnight. Low 13.
Tuesday..Sunny. Becoming a mix of sun and cloud in the afternoon. Fog
 patches dissipating in the morning. High 26. Humidex 29. UV index 6
 or high.
Tuesday night..Clearing in the evening. Low 11.

Mount Forest - Arthur - Northern Wellington County.
Tonight..Clear. Low 13.
Tuesday..Sunny. High 26. Humidex 28. UV index 6 or high.
Tuesday night..Clear. Low 12.

Orangeville - Grand Valley - Southern Dufferin County.
Tonight..Clear. Low 14.
Tuesday..Sunny. High 26. Humidex 29. UV index 6 or high.
Tuesday night..Clear. Low 13.

Shelburne - Mansfield - Northern Dufferin County.
Tonight..Clear. Low 14.
Tuesday..Sunny. High 26. Humidex 29. UV index 6 or high.
Tuesday night..Clear. Low 13.

Innisfil - New Tecumseth - Angus.
Tonight..Clear. Low 9.
Tuesday..Sunny. High 27. Humidex 31. UV index 5 or moderate.
Tuesday night..Clear. Low 7.

Saugeen Shores - Kincardine - Southern Bruce County.
Tonight..Clear. Low 12.
Tuesday..Sunny. High 27. Humidex 30. UV index 6 or high.
Tuesday night..Clear. Low 13.

Bruce Peninsula - Sauble Beach - Tobermory.
Tonight..Clear. Low 12.
Tuesday..Sunny. High 27. Humidex 30. UV index 5 or moderate.
Tuesday night..Clear. Low 13.

Hanover - Dundalk - Southern Grey County.
Tonight..Clear. Low 12.
Tuesday..Sunny. High 27. Humidex 30. UV index 5 or moderate.
Tuesday night..Clear. Low 13.

Owen Sound - Blue Mountains - Northern Grey County.
Tonight..Clear. Low 12.
Tuesday..Sunny. High 27. Humidex 30. UV index 5 or moderate.
Tuesday night..Clear. Low 13.

Barrie - Collingwood - Hillsdale.
Tonight..Clear. Low 13.
Tuesday..Sunny. High 27. Humidex 32. UV index 5 or moderate.
Tuesday night..Clear. Low 13.

Midland - Coldwater - Orr Lake.
Tonight..Clear. Low 13.
Tuesday..Sunny. High 27. Humidex 32. UV index 5 or moderate.
Tuesday night..Clear. Low 13.

Orillia - Lagoon City - Washago.
Tonight..Clear. Low 13.
Tuesday..Sunny. High 27. Humidex 32. UV index 5 or moderate.
Tuesday night..Clear. Low 13.

Cobourg - Colborne - Western Northumberland County.
Tonight..Clear. Fog patches developing overnight. Low 14.
Tuesday..A mix of sun and cloud. Becoming sunny near noon. Fog
 patches dissipating in the morning. High 27. Humidex 35. UV index 6
 or high.
Tuesday night..Clear. Becoming partly cloudy in the evening. Low 14.

Belleville - Quinte West - Eastern Northumberland County.
Tonight..Clear. Fog patches developing overnight. Low 14.
Tuesday..A mix of sun and cloud. Becoming sunny near noon. Fog
 patches dissipating in the morning. High 27. Humidex 35. UV index 6
 or high.
Tuesday night..Clear. Becoming partly cloudy in the evening. Low 14.

Picton - Sandbanks Park.
Tonight..Clear. Becoming partly cloudy after midnight. Fog patches
 developing overnight. Low 14.
Tuesday..A mix of sun and cloud. Clearing late in the morning. Fog
 patches dissipating in the morning. High 27. Humidex 35. UV index 6
 or high.
Tuesday night..Partly cloudy. Low 14.

Napanee - Consecon.
Tonight..Clear. Becoming partly cloudy after midnight. Fog patches
 developing overnight. Low 14.
Tuesday..A mix of sun and cloud. Clearing late in the morning. Fog
 patches dissipating in the morning. High 27. Humidex 35. UV index 6
 or high.
Tuesday night..Partly cloudy. Low 14.

Kingston - Odessa - Frontenac Islands.
Tonight..Clear. Becoming partly cloudy after midnight. Fog patches
 developing overnight. Low 14.
Tuesday..A mix of sun and cloud. Clearing late in the morning. Fog
 patches dissipating in the morning. High 27. Humidex 35. UV index 6
 or high.
Tuesday night..Partly cloudy. Low 14.

Lindsay - Southern Kawartha Lakes.
Tonight..A few clouds. Fog patches developing overnight. Low 11.
Tuesday..Sunny. Fog patches dissipating in the morning. High 27.
 Humidex 32. UV index 5 or moderate.
Tuesday night..Partly cloudy. Fog patches developing after midnight.
 Low 11.

Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes.
Tonight..A few clouds. Fog patches developing overnight. Low 11.
Tuesday..Sunny. Fog patches dissipating in the morning. High 27.
 Humidex 32. UV index 5 or moderate.
Tuesday night..A few clouds. Fog patches developing after midnight.
 Low 11.

Peterborough City - Lakefield - Southern Peterborough County.
Tonight..A few clouds. Fog patches developing overnight. Low 11.
Tuesday..Sunny. Fog patches dissipating in the morning. High 27.
 Humidex 32. UV index 5 or moderate.
Tuesday night..Partly cloudy. Fog patches developing after midnight.
 Low 11.

Apsley - Woodview - Northern Peterborough County.
Tonight..A few clouds. Fog patches developing overnight. Low 11.
Tuesday..Sunny. Fog patches dissipating in the morning. High 27.
 Humidex 32. UV index 5 or moderate.
Tuesday night..Partly cloudy. Fog patches developing after midnight.
 Low 11.

Stirling - Tweed - Madoc.
Tonight..Clear. Fog patches developing overnight. Low 13.
Tuesday..Sunny. Fog patches dissipating in the morning. High 27.
 Humidex 33. UV index 5 or moderate.
Tuesday night..A few clouds. Low 14.

Tamworth - Sydenham - South Frontenac.
Tonight..Clear. Fog patches developing overnight. Low 13.
Tuesday..Sunny. Fog patches dissipating in the morning. High 27.
 Humidex 33. UV index 6 or high.
Tuesday night..A few clouds. Low 14.

Kaladar - Bannockburn - Bon Echo Park.
Tonight..Clear. Fog patches developing overnight. Low 11.
Tuesday..Sunny. Fog patches dissipating in the morning. High 28.
 Humidex 33. UV index 5 or moderate.
Tuesday night..Clear. Becoming partly cloudy in the evening. Fog
 patches developing after midnight. Low 10.

Bancroft - Hastings Highlands - Denbigh.
Tonight..Clear. Fog patches developing overnight. Low 11.
Tuesday..Sunny. Fog patches dissipating in the morning. High 28.
 Humidex 33. UV index 5 or moderate.
Tuesday night..Clear. Becoming partly cloudy in the evening. Fog
 patches developing after midnight. Low 10.

Gananoque - Mallorytown.
Tonight..Clear. Becoming partly cloudy after midnight. Fog patches
 developing overnight. Low 13.
Tuesday..A mix of sun and cloud. Clearing late in the morning. Fog
 patches dissipating in the morning. High 29. Humidex 32. UV index 6
 or high.
Tuesday night..Partly cloudy. Low 12.

Brockville - Prescott.
Tonight..Clear. Becoming partly cloudy after midnight. Fog patches
 developing overnight. Low 13.
Tuesday..A mix of sun and cloud. Clearing late in the morning. Fog
 patches dissipating in the morning. High 29. Humidex 32. UV index 5
 or moderate.
Tuesday night..Partly cloudy. Low 12.

Westport - Charleston Lake.
Tonight..Clear. Fog patches developing overnight. Low 13.
Tuesday..Sunny. Fog patches dissipating in the morning. High 29.
 Humidex 32. UV index 5 or moderate.
Tuesday night..A few clouds. Low 12.

Merrickville-Wolford - Kemptville.
Tonight..Clear. Fog patches developing overnight. Low 13.
Tuesday..Sunny. Fog patches dissipating in the morning. High 29.
 Humidex 32. UV index 5 or moderate.
Tuesday night..A few clouds. Low 12.

Ottawa North - Kanata - Orl�ans.
Tonight..Clear. Fog patches developing overnight. Low 15.
Tuesday..Sunny. Fog patches dissipating in the morning. High 29.
 Humidex 34. UV index 5 or moderate.
Tuesday night..A few clouds. Low 12.

Ottawa South - Richmond - Metcalfe.
Tonight..Clear. Fog patches developing overnight. Low 14.
Tuesday..Sunny. Fog patches dissipating in the morning. High 29.
 Humidex 34. UV index 5 or moderate.
Tuesday night..A few clouds. Low 12.

Gatineau.
Tonight..Clear. Fog patches developing overnight. Low 14.
Tuesday..Sunny. Fog patches dissipating in the morning. High 29.
 Humidex 33. UV index 5 or moderate.
Tuesday night..Clear. Low 13.

Prescott and Russell.
Tonight..Clear. Fog patches developing overnight. Low 14.
Tuesday..Sunny. Fog patches dissipating in the morning. High 29.
 Humidex 35. UV index 5 or moderate.
Tuesday night..A few clouds. Low 11.

Morrisburg - Long Sault.
Tonight..Clear. Fog patches developing overnight. Low 13.
Tuesday..Sunny. Fog patches dissipating in the morning. High 29.
 Humidex 34. UV index 5 or moderate.
Tuesday night..Clear. Becoming partly cloudy after midnight. Low 11.

Cornwall - Lancaster.
Tonight..Clear. Fog patches developing overnight. Low 14.
Tuesday..Sunny. Fog patches dissipating in the morning. High 29.
 Humidex 34. UV index 5 or moderate.
Tuesday night..Clear. Becoming partly cloudy after midnight. Low 11.

Winchester - Newington.
Tonight..Clear. Fog patches developing overnight. Low 12.
Tuesday..Sunny. Fog patches dissipating in the morning. High 29.
 Humidex 34. UV index 5 or moderate.
Tuesday night..Clear. Becoming partly cloudy after midnight. Low 11.

Maxville - Alexandria.
Tonight..Clear. Fog patches developing overnight. Low 12.
Tuesday..Sunny. Fog patches dissipating in the morning. High 29.
 Humidex 34. UV index 5 or moderate.
Tuesday night..Clear. Becoming partly cloudy after midnight. Low 11.

Plevna - Sharbot Lake - Western Lanark County.
Tonight..Clear. Fog patches developing overnight. Low 13.
Tuesday..Sunny. Fog patches dissipating in the morning. High 29.
 Humidex 32. UV index 5 or moderate.
Tuesday night..Clear. Becoming partly cloudy after midnight. Fog
 patches developing after midnight. Low 13.

Smiths Falls - Perth - Eastern Lanark County.
Tonight..Clear. Fog patches developing overnight. Low 13.
Tuesday..Sunny. Fog patches dissipating in the morning. High 29.
 Humidex 32. UV index 5 or moderate.
Tuesday night..Clear. Becoming partly cloudy after midnight. Fog
 patches developing after midnight. Low 13.

Port Carling - Port Severn.
Tonight..Clear. Fog patches developing overnight. Low 11.
Tuesday..Sunny. Fog patches dissipating in the morning. High 27.
 Humidex 33. UV index 5 or moderate.
Tuesday night..Clear. Fog patches developing after midnight. Low 11.

Bracebridge - Gravenhurst.
Tonight..Clear. Fog patches developing overnight. Low 11.
Tuesday..Sunny. Fog patches dissipating in the morning. High 27.
 Humidex 33. UV index 5 or moderate.
Tuesday night..Clear. Fog patches developing after midnight. Low 11.

Town of Parry Sound - Rosseau - Killbear Park.
Tonight..Clear. Fog patches developing overnight. Low 11.
Tuesday..Sunny. Fog patches dissipating in the morning. High 27.
 Humidex 33. UV index 5 or moderate.
Tuesday night..Clear. Fog patches developing after midnight. Low 11.

Huntsville - Baysville.
Tonight..Clear. Fog patches developing overnight. Low 11.
Tuesday..Sunny. Fog patches dissipating in the morning. High 27.
 Humidex 33. UV index 5 or moderate.
Tuesday night..Clear. Fog patches developing after midnight. Low 11.

Haliburton - Minden - Southern Haliburton County.
Tonight..Clear. Fog patches developing overnight. Low 12.
Tuesday..Sunny. Fog patches dissipating in the morning. High 26.
 Humidex 29. UV index 5 or moderate.
Tuesday night..Clear. Fog patches developing after midnight. Low 11.

Oxtongue Lake - Fort Irwin - Northern Haliburton County.
Tonight..Clear. Fog patches developing overnight. Low 12.
Tuesday..Sunny. Fog patches dissipating in the morning. High 26.
 Humidex 29. UV index 5 or moderate.
Tuesday night..Clear. Fog patches developing after midnight. Low 11.

Barry's Bay - Killaloe.
Tonight..Clear. Fog patches developing overnight. Low 12.
Tuesday..Sunny. Fog patches dissipating in the morning. High 29.
 Humidex 35. UV index 5 or moderate.
Tuesday night..Clear. Fog patches developing after midnight. Low 11.

Renfrew - Arnprior - Calabogie.
Tonight..Clear. Fog patches developing overnight. Low 12.
Tuesday..Sunny. Fog patches dissipating in the morning. High 29.
 Humidex 35. UV index 5 or moderate.
Tuesday night..Clear. Fog patches developing after midnight. Low 11.

Petawawa - Pembroke - Cobden.
Tonight..Clear. Fog patches developing overnight. Low 12.
Tuesday..Sunny. Fog patches dissipating in the morning. High 29.
 Humidex 35. UV index 5 or moderate.
Tuesday night..Clear. Fog patches developing after midnight. Low 11.

Western Algonquin Park - Lake of Two Rivers.
Tonight..Clear. Fog patches developing overnight. Low 9.
Tuesday..Sunny. Fog patches dissipating in the morning. High 27.
 Humidex 30. UV index 5 or moderate.
Tuesday night..Clear. Fog patches developing after midnight. Low 7.

Deep River - Whitney - Eastern Algonquin Park.
Tonight..Clear. Fog patches developing overnight. Low 9.
Tuesday..Sunny. Fog patches dissipating in the morning. High 27.
 Humidex 30. UV index 5 or moderate.
Tuesday night..Clear. Fog patches developing after midnight. Low 7.

Bayfield Inlet - Dunchurch.
Tonight..Clear. Fog patches developing overnight. Low 13.
Tuesday..Sunny. Fog patches dissipating in the morning. High 27.
 Humidex 31. UV index 5 or moderate.
Tuesday night..Clear. Fog patches developing after midnight. Low 13.

South River - Burk's Falls.
Tonight..Clear. Fog patches developing overnight. Low 13.
Tuesday..Sunny. Fog patches dissipating in the morning. High 27.
 Humidex 31. UV index 5 or moderate.
Tuesday night..Clear. Fog patches developing after midnight. Low 13.

End
$$$$^^

--- up 2 days, 3 hours
 * Origin: Northern Realms (618:400/23)