Extended Forecasts for Southern Ontario and the National Capital Region


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

 
FPCN51 CWTO 241930
Extended forecasts from Saturday 26 May to Wednesday 30 May for
Southern Ontario and the National Capital Region issued by
Environment Canada at 3:30 p.m. EDT Thursday 24 May 2018.
The next scheduled forecast will be issued at 5:00 a.m. EDT Friday.

City of Toronto.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 29.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 16.
Sunday..A mix of sun and cloud with 40 percent chance of showers.
 High 26.
Sunday night..Cloudy periods with 60 percent chance of showers or
 thunderstorms. Low 16.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 29.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 17.
Tuesday..Sunny. High 25.
Tuesday night..Clear. Low 14.
Wednesday..A mix of sun and cloud. High 24.
Normals for the period..Low 11. High 21.

Windsor - Essex - Chatham-Kent.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 29.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 19.
Sunday..A mix of sun and cloud with 60 percent chance of showers or
 thunderstorms. High 29.
Sunday night..Cloudy periods with 40 percent chance of showers.
 Low 19.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 33.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 19.
Tuesday..A mix of sun and cloud. High 28.
Tuesday night..Clear. Low 16.
Wednesday..A mix of sun and cloud. High 26.
Normals for the period..Low 11. High 23.

Sarnia - Lambton.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 29.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 19.
Sunday..A mix of sun and cloud with 60 percent chance of showers or
 thunderstorms. High 29.
Sunday night..Cloudy periods with 40 percent chance of showers.
 Low 19.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 29.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 18.
Tuesday..A mix of sun and cloud. High 25.
Tuesday night..Clear. Low 16.
Wednesday..A mix of sun and cloud. High 24.
Normals for the period..Low 10. High 22.

Elgin.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 29.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 18.
Sunday..A mix of sun and cloud with 40 percent chance of showers.
 High 28.
Sunday night..Cloudy periods with 40 percent chance of showers.
 Low 18.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 31.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 18.
Tuesday..A mix of sun and cloud. High 27.
Tuesday night..Clear. Low 15.
Wednesday..A mix of sun and cloud. High 27.
Normals for the period..Low 10. High 21.

London - Middlesex.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 29.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 18.
Sunday..A mix of sun and cloud with 60 percent chance of showers or
 thunderstorms. High 28.
Sunday night..Cloudy periods with 40 percent chance of showers.
 Low 18.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 30.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 18.
Tuesday..A mix of sun and cloud. High 27.
Tuesday night..Clear. Low 15.
Wednesday..A mix of sun and cloud. High 27.
Normals for the period..Low 10. High 22.

Simcoe - Delhi - Norfolk.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 28.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 18.
Sunday..A mix of sun and cloud with 40 percent chance of showers.
 High 28.
Sunday night..Cloudy periods with 40 percent chance of showers.
 Low 18.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 30.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 17.
Tuesday..A mix of sun and cloud. High 27.
Tuesday night..Clear. Low 15.
Wednesday..A mix of sun and cloud. High 26.
Normals for the period..Low 10. High 22.

Dunnville - Caledonia - Haldimand.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 28.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 17.
Sunday..A mix of sun and cloud with 40 percent chance of showers.
 High 27.
Sunday night..Cloudy periods with 40 percent chance of showers.
 Low 18.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 28.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 17.
Tuesday..A mix of sun and cloud. High 25.
Tuesday night..Clear. Low 15.
Wednesday..A mix of sun and cloud. High 25.
Normals for the period..Low 9. High 21.

Oxford - Brant.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 29.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 18.
Sunday..A mix of sun and cloud with 60 percent chance of showers or
 thunderstorms. High 28.
Sunday night..Cloudy periods with 40 percent chance of showers.
 Low 18.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 30.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 17.
Tuesday..A mix of sun and cloud. High 26.
Tuesday night..Clear. Low 14.
Wednesday..A mix of sun and cloud. High 26.
Normals for the period..Low 10. High 22.

Niagara.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 29.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 16.
Sunday..A mix of sun and cloud with 60 percent chance of showers or
 thunderstorms. High 27.
Sunday night..Cloudy periods with 60 percent chance of showers or
 thunderstorms. Low 16.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 24.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 16.
Tuesday..Sunny. High 22.
Tuesday night..Clear. Low 15.
Wednesday..A mix of sun and cloud. High 22.
Normals for the period..Low 10. High 22.

City of Hamilton.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 29.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 17.
Sunday..A mix of sun and cloud with 60 percent chance of showers or
 thunderstorms. High 26.
Sunday night..Cloudy periods with 60 percent chance of showers or
 thunderstorms. Low 18.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 27.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 18.
Tuesday..Sunny. High 23.
Tuesday night..Clear. Low 15.
Wednesday..A mix of sun and cloud. High 23.
Normals for the period..Low 9. High 21.

Halton - Peel.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 29.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 17.
Sunday..A mix of sun and cloud with 60 percent chance of showers or
 thunderstorms. High 26.
Sunday night..Cloudy periods with 60 percent chance of showers or
 thunderstorms. Low 17.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 29.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 16.
Tuesday..Sunny. High 25.
Tuesday night..Clear. Low 13.
Wednesday..A mix of sun and cloud. High 25.
Normals for the period..Low 9. High 21.

York - Durham.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 27.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 15.
Sunday..A mix of sun and cloud with 60 percent chance of showers or
 thunderstorms. High 25.
Sunday night..Cloudy periods with 60 percent chance of showers or
 thunderstorms. Low 16.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 27.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 16.
Tuesday..Sunny. High 24.
Tuesday night..Clear. Low 13.
Wednesday..A mix of sun and cloud. High 24.
Normals for the period..Low 10. High 20.

Huron - Perth.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 26.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 17.
Sunday..A mix of sun and cloud with 60 percent chance of showers or
 thunderstorms. High 25.
Sunday night..Cloudy periods with 60 percent chance of showers or
 thunderstorms. Low 18.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 29.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 16.
Tuesday..Sunny. High 25.
Tuesday night..Clear. Low 13.
Wednesday..A mix of sun and cloud. High 25.
Normals for the period..Low 9. High 21.

Waterloo - Wellington.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 28.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 17.
Sunday..A mix of sun and cloud with 60 percent chance of showers or
 thunderstorms. High 26.
Sunday night..Cloudy periods with 60 percent chance of showers or
 thunderstorms. Low 18.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 29.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 17.
Tuesday..Sunny. High 25.
Tuesday night..Clear. Low 14.
Wednesday..A mix of sun and cloud. High 25.
Normals for the period..Low 9. High 21.

Dufferin - Innisfil.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 28.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 16.
Sunday..A mix of sun and cloud with 60 percent chance of showers or
 thunderstorms. High 25.
Sunday night..Cloudy periods with 60 percent chance of showers or
 thunderstorms. Low 17.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 28.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 16.
Tuesday..Sunny. High 25.
Tuesday night..Clear. Low 12.
Wednesday..A mix of sun and cloud. High 25.
Normals for the period..Low 8. High 21.

Grey - Bruce.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 25.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 16.
Sunday..A mix of sun and cloud with 60 percent chance of showers or
 thunderstorms. High 22.
Sunday night..Cloudy periods with 60 percent chance of showers or
 thunderstorms. Low 16.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 27.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 15.
Tuesday..Sunny. High 23.
Tuesday night..Clear. Low 12.
Wednesday..A mix of sun and cloud. High 24.
Normals for the period..Low 8. High 19.

Barrie - Orillia - Midland.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 27.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 15.
Sunday..A mix of sun and cloud with 60 percent chance of showers or
 thunderstorms. High 24.
Sunday night..Cloudy periods with 60 percent chance of showers or
 thunderstorms. Low 16.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 27.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 16.
Tuesday..Sunny. High 24.
Tuesday night..Clear. Low 12.
Wednesday..A mix of sun and cloud. High 25.
Normals for the period..Low 8. High 21.

Belleville - Quinte - Northumberland.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 25.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 16.
Sunday..A mix of sun and cloud with 60 percent chance of showers or
 thunderstorms. High 24.
Sunday night..Cloudy periods with 60 percent chance of showers or
 thunderstorms. Low 16.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 25.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 16.
Tuesday..Sunny. High 25.
Tuesday night..Clear. Low 12.
Wednesday..A mix of sun and cloud. High 25.
Normals for the period..Low 9. High 20.

Kingston - Prince Edward.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 24.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 15.
Sunday..A mix of sun and cloud with 60 percent chance of showers or
 thunderstorms. High 23.
Sunday night..Cloudy periods with 60 percent chance of showers or
 thunderstorms. Low 14.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 22.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 15.
Tuesday..Sunny. High 23.
Tuesday night..Clear. Low 12.
Wednesday..A mix of sun and cloud. High 24.
Normals for the period..Low 10. High 20.

Peterborough - Kawartha Lakes.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 27.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 16.
Sunday..A mix of sun and cloud with 60 percent chance of showers or
 thunderstorms. High 24.
Sunday night..Cloudy periods with 60 percent chance of showers or
 thunderstorms. Low 16.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 27.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 16.
Tuesday..Sunny. High 25.
Tuesday night..Clear. Low 11.
Wednesday..A mix of sun and cloud. High 26.
Normals for the period..Low 8. High 21.

Stirling - Tweed - South Frontenac.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 25.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 15.
Sunday..A mix of sun and cloud with 60 percent chance of showers or
 thunderstorms. High 24.
Sunday night..Cloudy periods with 60 percent chance of showers or
 thunderstorms. Low 15.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 26.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 16.
Tuesday..Sunny. High 26.
Tuesday night..Clear. Low 11.
Wednesday..A mix of sun and cloud. High 26.
Normals for the period..Low 8. High 21.

Bancroft - Bon Echo Park.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 25.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 15.
Sunday..A mix of sun and cloud with 60 percent chance of showers or
 thunderstorms. High 23.
Sunday night..Cloudy periods with 40 percent chance of showers.
 Low 15.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 26.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 15.
Tuesday..Sunny. High 25.
Tuesday night..Clear. Low 10.
Wednesday..A mix of sun and cloud. High 26.
Normals for the period..Low 7. High 21.

Brockville - Leeds and Grenville.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 24.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 15.
Sunday..A mix of sun and cloud with 60 percent chance of showers or
 thunderstorms. High 23.
Sunday night..Cloudy periods with 40 percent chance of showers.
 Low 14.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 23.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 15.
Tuesday..Sunny. High 25.
Tuesday night..Clear. Low 12.
Wednesday..A mix of sun and cloud. High 25.
Normals for the period..Low 10. High 20.

City of Ottawa.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 26.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 16.
Sunday..A mix of sun and cloud with 60 percent chance of showers or
 thunderstorms. High 23.
Sunday night..Cloudy periods with 60 percent chance of showers or
 thunderstorms. Low 15.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 24.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 16.
Tuesday..Sunny. High 26.
Tuesday night..Clear. Low 12.
Wednesday..A mix of sun and cloud. High 27.
Normals for the period..Low 10. High 21.

Gatineau.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 26.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 15.
Sunday..A mix of sun and cloud with 60 percent chance of showers or
 thunderstorms. High 23.
Sunday night..Cloudy periods with 60 percent chance of showers or
 thunderstorms. Low 14.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 24.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 15.
Tuesday..Sunny. High 26.
Tuesday night..Clear. Low 11.
Wednesday..A mix of sun and cloud. High 27.
Normals for the period..Low 9. High 21.

Prescott and Russell.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 26.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 16.
Sunday..A mix of sun and cloud with 60 percent chance of showers or
 thunderstorms. High 23.
Sunday night..Cloudy periods with 60 percent chance of showers or
 thunderstorms. Low 14.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 24.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 16.
Tuesday..Sunny. High 26.
Tuesday night..Clear. Low 12.
Wednesday..A mix of sun and cloud. High 26.
Normals for the period..Low 10. High 21.

Cornwall - Morrisburg.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 26.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 15.
Sunday..A mix of sun and cloud with 60 percent chance of showers or
 thunderstorms. High 24.
Sunday night..Cloudy periods with 60 percent chance of showers or
 thunderstorms. Low 13.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 23.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 15.
Tuesday..Sunny. High 25.
Tuesday night..Clear. Low 11.
Wednesday..A mix of sun and cloud. High 26.
Normals for the period..Low 9. High 22.

Smiths Falls - Lanark - Sharbot Lake.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 25.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 15.
Sunday..A mix of sun and cloud with 60 percent chance of showers or
 thunderstorms. High 23.
Sunday night..Cloudy periods with 40 percent chance of showers.
 Low 15.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 25.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 15.
Tuesday..Sunny. High 25.
Tuesday night..Clear. Low 11.
Wednesday..A mix of sun and cloud. High 26.
Normals for the period..Low 10. High 21.

Parry Sound - Muskoka.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 24.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 15.
Sunday..A mix of sun and cloud with 40 percent chance of showers.
 High 23.
Sunday night..Cloudy periods with 40 percent chance of showers.
 Low 16.
Monday..A mix of sun and cloud with 30 percent chance of showers.
 High 27.
Monday night..Cloudy periods. Low 14.
Tuesday..Sunny. High 24.
Tuesday night..Clear. Low 10.
Wednesday..A mix of sun and cloud. High 26.
Normals for the period..Low 7. High 20.

Haliburton.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 24.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 15.
Sunday..A mix of sun and cloud with 40 percent chance of showers.
 High 23.
Sunday night..Cloudy periods with 40 percent chance of showers.
 Low 16.
Monday..A mix of sun and cloud with 30 percent chance of showers.
 High 27.
Monday night..Cloudy periods. Low 15.
Tuesday..Sunny. High 25.
Tuesday night..Clear. Low 10.
Wednesday..A mix of sun and cloud. High 26.
Normals for the period..Low 6. High 21.

Renfrew - Pembroke - Barry's Bay.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 24.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 14.
Sunday..A mix of sun and cloud with 60 percent chance of showers or
 thunderstorms. High 23.
Sunday night..Cloudy periods with 40 percent chance of showers.
 Low 15.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 26.
Monday night..Cloudy periods with 30 percent chance of showers.
 Low 14.
Tuesday..Sunny. High 24.
Tuesday night..Clear. Low 9.
Wednesday..A mix of sun and cloud. High 26.
Normals for the period..Low 6. High 22.

Algonquin.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 24.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 15.
Sunday..A mix of sun and cloud with 40 percent chance of showers.
 High 23.
Sunday night..Cloudy periods with 40 percent chance of showers.
 Low 16.
Monday..A mix of sun and cloud with 30 percent chance of showers.
 High 27.
Monday night..Cloudy periods. Low 14.
Tuesday..Sunny. High 24.
Tuesday night..Clear. Low 10.
Wednesday..A mix of sun and cloud. High 26.
Normals for the period..Low 6. High 21.

Burk's Falls - Bayfield Inlet.
Saturday..Cloudy with 60 percent chance of showers or thunderstorms.
 High 23.
Saturday night..Cloudy with 60 percent chance of showers or
 thunderstorms. Low 14.
Sunday..A mix of sun and cloud with 40 percent chance of showers.
 High 22.
Sunday night..Cloudy periods with 40 percent chance of showers.
 Low 14.
Monday..A mix of sun and cloud with 30 percent chance of showers.
 High 26.
Monday night..Cloudy periods. Low 12.
Tuesday..Sunny. High 23.
Tuesday night..Clear. Low 9.
Wednesday..A mix of sun and cloud. High 25.
Normals for the period..Low 8. High 20.

End
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