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Extended Forecasts for Northern Ontario


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

 
FPCN52 CWTO 200930
Extended forecasts from Thursday night 21 May to Tuesday 26 May for
Northern Ontario issued by Environment Canada at 5:30 a.m. EDT
Wednesday 20 May 2026.
The next scheduled forecast will be issued at 11:30 a.m. EDT.

City of Thunder Bay.
Thursday night..Clear. Low plus 1.
Friday..Sunny. High 16.
Friday night..Cloudy. Low plus 3.
Saturday..Cloudy with 60 percent chance of showers. High 12.
Saturday night..Cloudy with 40 percent chance of showers. Low 6.
Sunday..A mix of sun and cloud. High 17.
Sunday night..Cloudy periods. Low 6.
Monday..A mix of sun and cloud. High 21.
Monday night..Cloudy periods. Low 8.
Tuesday..A mix of sun and cloud. High 24.
Normals for the period..Low plus 4. High 18.

Kenora - Nestor Falls.
Thursday night..Clear. Low 9.
Friday..Sunny. High 20.
Friday night..Cloudy periods with 30 percent chance of showers.
 Low 10.
Saturday..Cloudy with 60 percent chance of showers. High 15.
Saturday night..Cloudy periods with 30 percent chance of showers.
 Low 9.
Sunday..A mix of sun and cloud. High 21.
Sunday night..Cloudy periods. Low 13.
Monday..A mix of sun and cloud. High 25.
Monday night..Cloudy periods. Low 15.
Tuesday..A mix of sun and cloud. High 29.
Normals for the period..Low 8. High 19.

Dryden - Ignace.
Thursday night..Clear. Low 7.
Friday..Sunny. High 19.
Friday night..Increasing cloudiness. Low 9.
Saturday..Cloudy with 60 percent chance of showers. High 14.
Saturday night..Cloudy periods with 40 percent chance of showers.
 Low 7.
Sunday..A mix of sun and cloud. High 20.
Sunday night..Cloudy periods. Low 11.
Monday..A mix of sun and cloud. High 24.
Monday night..Cloudy periods. Low 13.
Tuesday..A mix of sun and cloud. High 28.
Normals for the period..Low 6. High 19.

Fort Frances - Rainy Lake.
Thursday night..Clear. Low 8.
Friday..Sunny. High 21.
Friday night..Cloudy periods with 40 percent chance of showers.
 Low 8.
Saturday..Cloudy with 60 percent chance of showers. High 13.
Saturday night..Cloudy periods with 40 percent chance of showers.
 Low 7.
Sunday..A mix of sun and cloud. High 20.
Sunday night..Cloudy periods. Low 11.
Monday..A mix of sun and cloud. High 25.
Monday night..Cloudy periods. Low 12.
Tuesday..A mix of sun and cloud. High 29.
Normals for the period..Low 6. High 20.

Atikokan - Upsala - Quetico.
Thursday night..Clear. Low plus 3.
Friday..Sunny. High 19.
Friday night..Cloudy periods. Low 6.
Saturday..Cloudy with 60 percent chance of showers. High 13.
Saturday night..Cloudy with 40 percent chance of showers. Low 6.
Sunday..A mix of sun and cloud. High 18.
Sunday night..Cloudy periods. Low 10.
Monday..A mix of sun and cloud. High 23.
Monday night..Cloudy periods. Low 11.
Tuesday..A mix of sun and cloud. High 27.
Normals for the period..Low 6. High 19.

Superior West.
Thursday night..Clear. Low zero.
Friday..Sunny. High 17.
Friday night..Cloudy. Low plus 5.
Saturday..Cloudy with 60 percent chance of showers. High 13.
Saturday night..Cloudy with 40 percent chance of showers. Low 6.
Sunday..A mix of sun and cloud. High 17.
Sunday night..Cloudy periods. Low 6.
Monday..A mix of sun and cloud. High 21.
Monday night..Cloudy periods. Low 8.
Tuesday..A mix of sun and cloud. High 24.
Normals for the period..Low plus 4. High 18.

Red Lake - Ear Falls.
Thursday night..Clearing. Low plus 5.
Friday..Sunny. High 20.
Friday night..Cloudy periods with 30 percent chance of showers.
 Low 8.
Saturday..Cloudy with 60 percent chance of showers. High 16.
Saturday night..Cloudy periods with 30 percent chance of showers.
 Low 8.
Sunday..A mix of sun and cloud. High 20.
Sunday night..Cloudy periods. Low 11.
Monday..A mix of sun and cloud. High 22.
Monday night..Cloudy periods. Low 11.
Tuesday..A mix of sun and cloud. High 28.
Normals for the period..Low plus 5. High 18.

Sioux Lookout - Savant Lake.
Thursday night..Cloudy periods. Low plus 5.
Friday..Sunny. High 20.
Friday night..Cloudy periods. Low 7.
Saturday..Cloudy with 60 percent chance of showers. High 15.
Saturday night..Cloudy periods with 30 percent chance of showers.
 Low 7.
Sunday..A mix of sun and cloud. High 19.
Sunday night..Cloudy periods. Low 11.
Monday..A mix of sun and cloud. High 23.
Monday night..Cloudy periods. Low 12.
Tuesday..A mix of sun and cloud. High 28.
Normals for the period..Low 6. High 19.

Lake Nipigon - Wabakimi.
Thursday night..Cloudy periods. Low plus 1.
Friday..Sunny. High 18.
Friday night..Clear. Low plus 3.
Saturday..Cloudy with 40 percent chance of showers. High 15.
Saturday night..Cloudy with 60 percent chance of showers. Low 6.
Sunday..A mix of sun and cloud with 30 percent chance of showers.
 High 16.
Sunday night..Cloudy periods. Low 7.
Monday..A mix of sun and cloud. High 20.
Monday night..Cloudy. Low 10.
Tuesday..A mix of sun and cloud. High 24.
Normals for the period..Low plus 4. High 17.

Geraldton - Manitouwadge - Hornepayne.
Thursday night..Cloudy periods. Low plus 1.
Friday..Sunny. High 16.
Friday night..Cloudy periods. Low plus 5.
Saturday..Cloudy. High 15.
Saturday night..Cloudy with 40 percent chance of showers. Low 6.
Sunday..Cloudy with 30 percent chance of showers. High 14.
Sunday night..Cloudy. Low 6.
Monday..Cloudy. High 19.
Monday night..Cloudy. Low 9.
Tuesday..A mix of sun and cloud. High 24.
Normals for the period..Low plus 3. High 17.

Nipigon - Marathon - Superior North.
Thursday night..Clear. Low plus 2.
Friday..Sunny. High 13.
Friday night..Cloudy. Low 6.
Saturday..Cloudy. High 14.
Saturday night..Cloudy with 40 percent chance of showers. Low 6.
Sunday..Cloudy with 40 percent chance of showers. High 13.
Sunday night..Cloudy periods. Low 6.
Monday..A mix of sun and cloud. High 18.
Monday night..Cloudy periods. Low 8.
Tuesday..A mix of sun and cloud. High 21.
Normals for the period..Low plus 4. High 18.

Wawa - White River - Pukaskwa.
Thursday night..Clear. Low plus 1.
Friday..Sunny. High 15.
Friday night..Cloudy periods. Low 7.
Saturday..Cloudy. High 15.
Saturday night..Cloudy with 40 percent chance of showers. Low 6.
Sunday..Cloudy with 40 percent chance of showers. High 12.
Sunday night..Cloudy. Low plus 5.
Monday..A mix of sun and cloud. High 17.
Monday night..Cloudy periods. Low 8.
Tuesday..A mix of sun and cloud. High 19.
Normals for the period..Low plus 4. High 18.

Sault Ste. Marie - Superior East.
Thursday night..Clear. Low plus 1.
Friday..Cloudy. High 15.
Friday night..Cloudy. Low 7.
Saturday..Cloudy. High 13.
Saturday night..Cloudy with 60 percent chance of showers. Low 8.
Sunday..Cloudy with 40 percent chance of showers. High 14.
Sunday night..Cloudy periods. Low 7.
Monday..A mix of sun and cloud. High 20.
Monday night..Cloudy periods. Low 10.
Tuesday..A mix of sun and cloud. High 23.
Normals for the period..Low plus 5. High 18.

Kapuskasing - Hearst.
Thursday night..Cloudy. Low plus 4.
Friday..Clearing. High 18.
Friday night..Clear. Low plus 4.
Saturday..Cloudy. High 18.
Saturday night..Cloudy. Low 7.
Sunday..Cloudy with 60 percent chance of showers. High 15.
Sunday night..Cloudy with 40 percent chance of showers. Low 8.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 21.
Monday night..Cloudy periods. Low 10.
Tuesday..A mix of sun and cloud. High 23.
Normals for the period..Low plus 4. High 17.

Timmins - Cochrane.
Thursday night..Clear. Low plus 2.
Friday..Sunny. High 18.
Friday night..Clear. Low plus 5.
Saturday..Cloudy. High 17.
Saturday night..Cloudy. Low 7.
Sunday..Cloudy with 60 percent chance of showers. High 15.
Sunday night..Cloudy with 40 percent chance of showers. Low 8.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 21.
Monday night..Cloudy periods. Low 10.
Tuesday..A mix of sun and cloud. High 24.
Normals for the period..Low plus 5. High 19.

Greater Sudbury and vicinity.
Thursday night..Clear. Low plus 3.
Friday..Sunny. High 18.
Friday night..Cloudy. Low 8.
Saturday..Cloudy. High 15.
Saturday night..Cloudy with 60 percent chance of showers. Low 8.
Sunday..Cloudy with 40 percent chance of showers. High 15.
Sunday night..Cloudy periods. Low 10.
Monday..A mix of sun and cloud. High 21.
Monday night..Cloudy periods. Low 12.
Tuesday..A mix of sun and cloud. High 25.
Normals for the period..Low 7. High 19.

Chapleau - Gogama.
Thursday night..Clear. Low plus 1.
Friday..Sunny. High 18.
Friday night..Cloudy periods. Low 7.
Saturday..Cloudy. High 15.
Saturday night..Cloudy. Low 7.
Sunday..Cloudy with 60 percent chance of showers. High 13.
Sunday night..Cloudy periods with 30 percent chance of showers.
 Low 7.
Monday..A mix of sun and cloud with 40 percent chance of showers.
 High 19.
Monday night..Cloudy periods. Low 9.
Tuesday..A mix of sun and cloud. High 22.
Normals for the period..Low plus 4. High 18.

Kirkland Lake - Temiskaming Shores - Temagami.
Thursday night..Clear. Low plus 3.
Friday..Sunny. High 20.
Friday night..Clear. Low plus 5.
Saturday..Cloudy. High 18.
Saturday night..Cloudy. Low 7.
Sunday..Cloudy with 60 percent chance of showers. High 14.
Sunday night..Cloudy with 30 percent chance of showers. Low 9.
Monday..Cloudy with 40 percent chance of showers. High 21.
Monday night..Cloudy periods. Low 10.
Tuesday..A mix of sun and cloud. High 25.
Normals for the period..Low plus 5. High 19.

Elliot Lake - Ranger Lake.
Thursday night..Clear. Low zero.
Friday..Cloudy. High 15.
Friday night..Cloudy. Low 11.
Saturday..Cloudy. High 15.
Saturday night..Cloudy with 60 percent chance of showers. Low 9.
Sunday..Cloudy with 40 percent chance of showers. High 15.
Sunday night..Cloudy periods. Low 9.
Monday..A mix of sun and cloud. High 20.
Monday night..Cloudy periods. Low 11.
Tuesday..A mix of sun and cloud. High 24.
Normals for the period..Low 6. High 18.

Manitoulin - Blind River - Killarney.
Thursday night..Clear. Low plus 1.
Friday..Cloudy. High 16.
Friday night..Cloudy. Low 10.
Saturday..Cloudy. High 16.
Saturday night..Cloudy with 60 percent chance of showers. Low 8.
Sunday..Cloudy with 40 percent chance of showers. High 15.
Sunday night..Cloudy. Low 8.
Monday..A mix of sun and cloud. High 19.
Monday night..Cloudy periods. Low 11.
Tuesday..A mix of sun and cloud. High 23.
Normals for the period..Low 7. High 18.

North Bay - West Nipissing.
Thursday night..Clear. Low plus 3.
Friday..Sunny. High 18.
Friday night..Cloudy. Low 9.
Saturday..Cloudy. High 15.
Saturday night..Cloudy. Low 8.
Sunday..Cloudy with 60 percent chance of showers. High 15.
Sunday night..Cloudy with 30 percent chance of showers. Low 10.
Monday..Cloudy with 40 percent chance of showers. High 20.
Monday night..Cloudy periods. Low 11.
Tuesday..A mix of sun and cloud. High 24.
Normals for the period..Low 7. High 19.

End
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