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Extended Forecasts for Southern Ontario and the National Capital Region


* NOTE: Corrected and/or amended bulletins are listed first *

 
FPCN51 CWTO 180900
Extended forecasts from Saturday night 19 June to Thursday 24 June
for Southern Ontario and the National Capital Region issued by
Environment Canada at 5:00 a.m. EDT Friday 18 June 2021.
The next scheduled forecast will be issued at 11:00 a.m. EDT.

City of Toronto.
Saturday night..Cloudy periods. Low 15.
Sunday..A mix of sun and cloud. High 28.
Sunday night..Cloudy with 60 percent chance of showers. Low 17.
Monday..Cloudy with 60 percent chance of showers. High 27.
Monday night..Cloudy with 60 percent chance of showers. Low 16.
Tuesday..Cloudy with 60 percent chance of showers. High 21.
Tuesday night..Cloudy periods. Low 10.
Wednesday..A mix of sun and cloud. High 23.
Wednesday night..Cloudy periods. Low 12.
Thursday..A mix of sun and cloud. High 25.
Normals for the period..Low 15. High 25.

Windsor - Essex - Chatham-Kent.
Saturday night..Cloudy periods. Low 17.
Sunday..A mix of sun and cloud. High 30.
Sunday night..Cloudy with 60 percent chance of showers. Low 22.
Monday..Cloudy with 60 percent chance of showers. High 28.
Monday night..Cloudy with 60 percent chance of showers. Low 15.
Tuesday..A mix of sun and cloud. High 22.
Tuesday night..Cloudy periods. Low 12.
Wednesday..A mix of sun and cloud. High 25.
Wednesday night..Cloudy periods. Low 14.
Thursday..A mix of sun and cloud. High 28.
Normals for the period..Low 15. High 26.

Sarnia - Lambton.
Saturday night..Cloudy periods. Low 15.
Sunday..A mix of sun and cloud. High 27.
Sunday night..Periods of rain. Low 20.
Monday..Periods of rain. High 26.
Monday night..Cloudy with 60 percent chance of showers. Low 14.
Tuesday..Cloudy with 60 percent chance of showers. High 19.
Tuesday night..Clear. Low 11.
Wednesday..Sunny. High 22.
Wednesday night..Clear. Low 13.
Thursday..Sunny. High 25.
Normals for the period..Low 14. High 26.

Elgin.
Saturday night..Cloudy periods. Low 15.
Sunday..A mix of sun and cloud. High 27.
Sunday night..Cloudy with 60 percent chance of showers. Low 19.
Monday..Cloudy with 60 percent chance of showers. High 27.
Monday night..Cloudy with 60 percent chance of showers. Low 15.
Tuesday..A mix of sun and cloud with 60 percent chance of showers.
 High 20.
Tuesday night..Cloudy periods. Low 10.
Wednesday..A mix of sun and cloud. High 23.
Wednesday night..Cloudy periods. Low 12.
Thursday..A mix of sun and cloud. High 26.
Normals for the period..Low 14. High 25.

London - Middlesex.
Saturday night..Cloudy periods. Low 14.
Sunday..A mix of sun and cloud. High 27.
Sunday night..Showers. Low 19.
Monday..Periods of rain. High 26.
Monday night..Cloudy with 60 percent chance of showers. Low 14.
Tuesday..A mix of sun and cloud with 60 percent chance of showers.
 High 20.
Tuesday night..Cloudy periods. Low 10.
Wednesday..A mix of sun and cloud. High 22.
Wednesday night..Cloudy periods. Low 12.
Thursday..A mix of sun and cloud. High 25.
Normals for the period..Low 14. High 25.

Simcoe - Delhi - Norfolk.
Saturday night..Clear. Low 14.
Sunday..A mix of sun and cloud. High 28.
Sunday night..Cloudy with 60 percent chance of showers. Low 18.
Monday..Cloudy with 60 percent chance of showers. High 27.
Monday night..Cloudy with 60 percent chance of showers. Low 15.
Tuesday..Cloudy with 60 percent chance of showers. High 20.
Tuesday night..Cloudy periods. Low 10.
Wednesday..A mix of sun and cloud. High 22.
Wednesday night..Cloudy periods. Low 12.
Thursday..A mix of sun and cloud. High 25.
Normals for the period..Low 14. High 25.

Dunnville - Caledonia - Haldimand.
Saturday night..Clear. Low 15.
Sunday..A mix of sun and cloud. High 27.
Sunday night..Cloudy with 60 percent chance of showers. Low 19.
Monday..Cloudy with 60 percent chance of showers. High 26.
Monday night..Cloudy with 60 percent chance of showers. Low 15.
Tuesday..Cloudy with 60 percent chance of showers. High 20.
Tuesday night..Cloudy periods. Low 11.
Wednesday..A mix of sun and cloud. High 22.
Wednesday night..Cloudy periods. Low 13.
Thursday..A mix of sun and cloud. High 24.
Normals for the period..Low 14. High 25.

Oxford - Brant.
Saturday night..Clear. Low 14.
Sunday..A mix of sun and cloud. High 27.
Sunday night..Cloudy with 60 percent chance of showers. Low 18.
Monday..Cloudy with 60 percent chance of showers. High 26.
Monday night..Cloudy with 60 percent chance of showers. Low 14.
Tuesday..A mix of sun and cloud with 60 percent chance of showers.
 High 20.
Tuesday night..Cloudy periods. Low 9.
Wednesday..A mix of sun and cloud. High 22.
Wednesday night..Cloudy periods. Low 12.
Thursday..A mix of sun and cloud. High 25.
Normals for the period..Low 14. High 25.

Niagara.
Saturday night..Clear. Low 18.
Sunday..Sunny. High 26.
Sunday night..Cloudy periods with 60 percent chance of showers.
 Low 19.
Monday..Cloudy with 60 percent chance of showers. High 25.
Monday night..Cloudy with 60 percent chance of showers. Low 17.
Tuesday..Cloudy with 60 percent chance of showers. High 19.
Tuesday night..Clear. Low 13.
Wednesday..Sunny. High 22.
Wednesday night..Clear. Low 15.
Thursday..Sunny. High 23.
Normals for the period..Low 14. High 25.

City of Hamilton.
Saturday night..Clear. Low 16.
Sunday..A mix of sun and cloud. High 26.
Sunday night..Cloudy with 60 percent chance of showers. Low 19.
Monday..Cloudy with 60 percent chance of showers. High 26.
Monday night..Cloudy with 60 percent chance of showers. Low 15.
Tuesday..Cloudy with 60 percent chance of showers. High 19.
Tuesday night..Clear. Low 11.
Wednesday..Sunny. High 22.
Wednesday night..Clear. Low 14.
Thursday..Sunny. High 24.
Normals for the period..Low 13. High 25.

Halton - Peel.
Saturday night..Cloudy periods. Low 13.
Sunday..A mix of sun and cloud. High 28.
Sunday night..Rain. Low 17.
Monday..Periods of rain. High 27.
Monday night..Cloudy with 70 percent chance of showers. Low 14.
Tuesday..Cloudy with 60 percent chance of showers. High 21.
Tuesday night..Clear. Low 9.
Wednesday..Sunny. High 23.
Wednesday night..Clear. Low 11.
Thursday..Sunny. High 25.
Normals for the period..Low 13. High 24.

York - Durham.
Saturday night..Cloudy periods. Low 14.
Sunday..A mix of sun and cloud. High 26.
Sunday night..Rain. Low 16.
Monday..Periods of rain. High 24.
Monday night..Cloudy with 70 percent chance of showers. Low 15.
Tuesday..Cloudy with 60 percent chance of showers. High 20.
Tuesday night..Clear. Low 9.
Wednesday..A mix of sun and cloud. High 21.
Wednesday night..Cloudy periods. Low 11.
Thursday..A mix of sun and cloud. High 24.
Normals for the period..Low 13. High 24.

Huron - Perth.
Saturday night..Cloudy periods. Low 13.
Sunday..A mix of sun and cloud. High 27.
Sunday night..Rain. Low 18.
Monday..Periods of rain. High 25.
Monday night..Cloudy with 70 percent chance of showers. Low 11.
Tuesday..Cloudy with 60 percent chance of showers. High 18.
Tuesday night..Clear. Low 8.
Wednesday..Sunny. High 22.
Wednesday night..Clear. Low 11.
Thursday..Sunny. High 25.
Normals for the period..Low 13. High 24.

Waterloo - Wellington.
Saturday night..Cloudy periods. Low 12.
Sunday..A mix of sun and cloud. High 27.
Sunday night..Periods of rain. Low 17.
Monday..Periods of rain. High 26.
Monday night..Cloudy with 70 percent chance of showers. Low 11.
Tuesday..Cloudy with 60 percent chance of showers. High 19.
Tuesday night..Clear. Low 7.
Wednesday..Sunny. High 22.
Wednesday night..Clear. Low 10.
Thursday..A mix of sun and cloud. High 25.
Normals for the period..Low 12. High 24.

Dufferin - Innisfil.
Saturday night..Cloudy periods. Low 13.
Sunday..A mix of sun and cloud. High 26.
Sunday night..Periods of rain. Low 16.
Monday..Periods of rain. High 24.
Monday night..Cloudy with 70 percent chance of showers. Low 13.
Tuesday..Cloudy with 60 percent chance of showers. High 19.
Tuesday night..Clear. Low 8.
Wednesday..A mix of sun and cloud. High 22.
Wednesday night..Cloudy periods. Low 10.
Thursday..A mix of sun and cloud. High 24.
Normals for the period..Low 12. High 24.

Grey - Bruce.
Saturday night..Cloudy periods. Low 13.
Sunday..A mix of sun and cloud. High 23.
Sunday night..Periods of rain. Low 16.
Monday..Periods of rain. High 21.
Monday night..Cloudy with 70 percent chance of showers. Low 11.
Tuesday..A mix of sun and cloud. High 18.
Tuesday night..Cloudy periods. Low 9.
Wednesday..A mix of sun and cloud. High 21.
Wednesday night..Cloudy periods. Low 11.
Thursday..A mix of sun and cloud. High 24.
Normals for the period..Low 12. High 22.

Barrie - Orillia - Midland.
Saturday night..Cloudy periods. Low 12.
Sunday..A mix of sun and cloud. High 26.
Sunday night..Rain. Low 16.
Monday..Periods of rain. High 23.
Monday night..Periods of rain. Low 14.
Tuesday..Cloudy with 60 percent chance of showers. High 19.
Tuesday night..Clear. Low 8.
Wednesday..A mix of sun and cloud. High 22.
Wednesday night..Cloudy periods. Low 10.
Thursday..A mix of sun and cloud. High 24.
Normals for the period..Low 12. High 24.

Belleville - Quinte - Northumberland.
Saturday night..Clear. Low 14.
Sunday..A mix of sun and cloud. High 27.
Sunday night..Cloudy with 60 percent chance of showers. Low 16.
Monday..Cloudy with 60 percent chance of showers. High 26.
Monday night..Cloudy with 60 percent chance of showers. Low 17.
Tuesday..Cloudy with 60 percent chance of showers. High 21.
Tuesday night..Cloudy periods. Low 10.
Wednesday..A mix of sun and cloud. High 22.
Wednesday night..Cloudy periods. Low 11.
Thursday..A mix of sun and cloud. High 24.
Normals for the period..Low 13. High 24.

Kingston - Prince Edward.
Saturday night..Clear. Low 14.
Sunday..Sunny. High 27.
Sunday night..Cloudy periods with 60 percent chance of showers.
 Low 16.
Monday..Cloudy with 60 percent chance of showers. High 26.
Monday night..Cloudy with 60 percent chance of showers. Low 16.
Tuesday..Cloudy with 60 percent chance of showers. High 20.
Tuesday night..Cloudy with 60 percent chance of showers. Low 10.
Wednesday..A mix of sun and cloud. High 22.
Wednesday night..Cloudy periods. Low 11.
Thursday..A mix of sun and cloud. High 24.
Normals for the period..Low 13. High 24.

Peterborough - Kawartha Lakes.
Saturday night..Cloudy periods. Low 12.
Sunday..A mix of sun and cloud. High 28.
Sunday night..Cloudy with 60 percent chance of showers. Low 14.
Monday..Periods of rain. High 25.
Monday night..Periods of rain. Low 15.
Tuesday..Cloudy with 60 percent chance of showers. High 20.
Tuesday night..Cloudy periods. Low 8.
Wednesday..A mix of sun and cloud. High 23.
Wednesday night..Cloudy periods. Low 8.
Thursday..A mix of sun and cloud. High 25.
Normals for the period..Low 12. High 24.

Stirling - Tweed - South Frontenac.
Saturday night..Clear. Low 13.
Sunday..A mix of sun and cloud. High 28.
Sunday night..Cloudy with 60 percent chance of showers. Low 16.
Monday..Cloudy with 70 percent chance of showers. High 26.
Monday night..Cloudy with 70 percent chance of showers. Low 16.
Tuesday..Cloudy with 60 percent chance of showers. High 21.
Tuesday night..Cloudy periods. Low 9.
Wednesday..A mix of sun and cloud. High 23.
Wednesday night..Cloudy periods. Low 10.
Thursday..A mix of sun and cloud. High 25.
Normals for the period..Low 12. High 24.

Bancroft - Bon Echo Park.
Saturday night..Cloudy periods. Low 12.
Sunday..A mix of sun and cloud. High 28.
Sunday night..Cloudy with 60 percent chance of showers. Low 15.
Monday..Cloudy with 70 percent chance of showers. High 26.
Monday night..Cloudy with 70 percent chance of showers. Low 15.
Tuesday..Cloudy with 60 percent chance of showers. High 21.
Tuesday night..Cloudy periods. Low 8.
Wednesday..A mix of sun and cloud. High 23.
Wednesday night..Cloudy periods. Low 9.
Thursday..A mix of sun and cloud. High 25.
Normals for the period..Low 12. High 24.

Brockville - Leeds and Grenville.
Saturday night..Cloudy periods. Low 15.
Sunday..A mix of sun and cloud. High 28.
Sunday night..Cloudy periods with 30 percent chance of showers.
 Low 17.
Monday..Cloudy with 70 percent chance of showers. High 27.
Monday night..Cloudy with 70 percent chance of showers. Low 17.
Tuesday..Cloudy with 60 percent chance of showers. High 21.
Tuesday night..Cloudy with 60 percent chance of showers. Low 11.
Wednesday..A mix of sun and cloud. High 24.
Wednesday night..Cloudy periods. Low 12.
Thursday..A mix of sun and cloud. High 26.
Normals for the period..Low 14. High 24.

City of Ottawa.
Saturday night..Cloudy periods. Low 15.
Sunday..A mix of sun and cloud. High 29.
Sunday night..Cloudy with 60 percent chance of showers. Low 17.
Monday..Cloudy with 70 percent chance of showers. High 27.
Monday night..Periods of rain. Low 17.
Tuesday..Periods of rain. High 21.
Tuesday night..Cloudy with 60 percent chance of showers. Low 11.
Wednesday..A mix of sun and cloud. High 24.
Wednesday night..Cloudy periods. Low 12.
Thursday..A mix of sun and cloud. High 26.
Normals for the period..Low 14. High 25.

Gatineau.
Saturday night..Cloudy periods. Low 15.
Sunday..A mix of sun and cloud. High 29.
Sunday night..Cloudy with 60 percent chance of showers. Low 16.
Monday..Cloudy with 70 percent chance of showers. High 27.
Monday night..Periods of rain. Low 17.
Tuesday..Periods of rain. High 21.
Tuesday night..Cloudy with 60 percent chance of showers. Low 10.
Wednesday..A mix of sun and cloud. High 24.
Wednesday night..Cloudy periods. Low 12.
Thursday..A mix of sun and cloud. High 26.
Normals for the period..Low 13. High 24.

Prescott and Russell.
Saturday night..Cloudy periods. Low 15.
Sunday..A mix of sun and cloud. High 29.
Sunday night..Cloudy with 60 percent chance of showers. Low 17.
Monday..Cloudy with 70 percent chance of showers. High 27.
Monday night..Periods of rain. Low 18.
Tuesday..Periods of rain. High 21.
Tuesday night..Cloudy with 60 percent chance of showers. Low 11.
Wednesday..A mix of sun and cloud. High 24.
Wednesday night..Cloudy periods. Low 13.
Thursday..A mix of sun and cloud. High 26.
Normals for the period..Low 14. High 25.

Cornwall - Morrisburg.
Saturday night..Cloudy periods. Low 15.
Sunday..A mix of sun and cloud. High 28.
Sunday night..Cloudy periods with 30 percent chance of showers.
 Low 17.
Monday..Cloudy with 60 percent chance of showers. High 27.
Monday night..Cloudy with 70 percent chance of showers. Low 18.
Tuesday..Cloudy with 70 percent chance of showers. High 22.
Tuesday night..Cloudy periods with 60 percent chance of showers.
 Low 11.
Wednesday..A mix of sun and cloud. High 24.
Wednesday night..Cloudy periods. Low 13.
Thursday..A mix of sun and cloud. High 26.
Normals for the period..Low 13. High 24.

Smiths Falls - Lanark - Sharbot Lake.
Saturday night..Cloudy periods. Low 14.
Sunday..A mix of sun and cloud. High 28.
Sunday night..Cloudy with 60 percent chance of showers. Low 16.
Monday..Cloudy with 60 percent chance of showers. High 26.
Monday night..Cloudy with 60 percent chance of showers. Low 16.
Tuesday..Cloudy with 60 percent chance of showers. High 21.
Tuesday night..Cloudy with 60 percent chance of showers. Low 9.
Wednesday..A mix of sun and cloud. High 24.
Wednesday night..Cloudy periods. Low 11.
Thursday..A mix of sun and cloud. High 25.
Normals for the period..Low 13. High 24.

Parry Sound - Muskoka.
Saturday night..Cloudy periods. Low 12.
Sunday..A mix of sun and cloud. High 26.
Sunday night..Cloudy with 60 percent chance of showers. Low 15.
Monday..Rain. High 23.
Monday night..Periods of rain. Low 13.
Tuesday..Cloudy with 60 percent chance of showers. High 18.
Tuesday night..Clear. Low 7.
Wednesday..Sunny. High 22.
Wednesday night..Clear. Low 9.
Thursday..Sunny. High 24.
Normals for the period..Low 10. High 23.

Haliburton.
Saturday night..Cloudy periods. Low 12.
Sunday..A mix of sun and cloud. High 27.
Sunday night..Cloudy with 60 percent chance of showers. Low 15.
Monday..Rain. High 24.
Monday night..Periods of rain. Low 14.
Tuesday..Cloudy with 60 percent chance of showers. High 19.
Tuesday night..Clear. Low 7.
Wednesday..A mix of sun and cloud. High 22.
Wednesday night..Cloudy periods. Low 9.
Thursday..A mix of sun and cloud. High 25.
Normals for the period..Low 10. High 24.

Renfrew - Pembroke - Barry's Bay.
Saturday night..Cloudy periods. Low 12.
Sunday..A mix of sun and cloud. High 28.
Sunday night..Cloudy with 60 percent chance of showers. Low 14.
Monday..Periods of rain. High 25.
Monday night..Periods of rain. Low 15.
Tuesday..Cloudy with 60 percent chance of showers. High 20.
Tuesday night..Cloudy periods. Low 7.
Wednesday..A mix of sun and cloud. High 23.
Wednesday night..Cloudy periods. Low 9.
Thursday..A mix of sun and cloud. High 25.
Normals for the period..Low 11. High 24.

Algonquin.
Saturday night..Cloudy periods. Low 12.
Sunday..A mix of sun and cloud. High 27.
Sunday night..Cloudy with 60 percent chance of showers. Low 15.
Monday..Periods of rain. High 24.
Monday night..Periods of rain. Low 13.
Tuesday..Cloudy with 60 percent chance of showers. High 19.
Tuesday night..Cloudy periods. Low 7.
Wednesday..A mix of sun and cloud. High 22.
Wednesday night..Cloudy periods. Low 9.
Thursday..A mix of sun and cloud. High 25.
Normals for the period..Low 10. High 24.

Burk's Falls - Bayfield Inlet.
Saturday night..Cloudy periods. Low 11.
Sunday..A mix of sun and cloud. High 25.
Sunday night..Periods of rain. Low 15.
Monday..Rain. High 22.
Monday night..Periods of rain. Low 9.
Tuesday..Cloudy with 60 percent chance of showers. High 18.
Tuesday night..Cloudy periods. Low 7.
Wednesday..A mix of sun and cloud. High 21.
Wednesday night..Cloudy periods. Low 10.
Thursday..A mix of sun and cloud. High 24.
Normals for the period..Low 11. High 23.

End
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