581
FPCN52 CWTO 241954
EXTENDED FORECASTS FROM TUESDAY 26 AUGUST TO SATURDAY 30 AUGUST FOR
NORTHERN ONTARIO ISSUED BY ENVIRONMENT CANADA AT 4:00 P.M. EDT SUNDAY
24 AUGUST 2025.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:30 A.M. EDT MONDAY.
CITY OF THUNDER BAY.
TUESDAY..SUNNY. HIGH 23.
TUESDAY NIGHT..CLEAR. LOW 9.
WEDNESDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.
HIGH 22.
WEDNESDAY NIGHT..CLOUDY PERIODS WITH 40 PERCENT CHANCE OF SHOWERS.
LOW 11.
THURSDAY..SUNNY. HIGH 20.
THURSDAY NIGHT..CLEAR. LOW 9.
FRIDAY..SUNNY. HIGH 22.
FRIDAY NIGHT..CLEAR. LOW 10.
SATURDAY..SUNNY. HIGH 22.
NORMALS FOR THE PERIOD..LOW 9. HIGH 22.
KENORA - NESTOR FALLS.
TUESDAY..SUNNY. HIGH 23.
TUESDAY NIGHT..CLEAR. LOW 14.
WEDNESDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.
HIGH 23.
WEDNESDAY NIGHT..CLEAR. LOW 12.
THURSDAY..SUNNY. HIGH 22.
THURSDAY NIGHT..CLEAR. LOW 12.
FRIDAY..SUNNY. HIGH 22.
FRIDAY NIGHT..CLEAR. LOW 13.
SATURDAY..SUNNY. HIGH 23.
NORMALS FOR THE PERIOD..LOW 12. HIGH 21.
DRYDEN - IGNACE.
TUESDAY..SUNNY. HIGH 23.
TUESDAY NIGHT..CLEAR. LOW 13.
WEDNESDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.
HIGH 23.
WEDNESDAY NIGHT..CLOUDY PERIODS. LOW 11.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 21.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 10.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 22.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 11.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 22.
NORMALS FOR THE PERIOD..LOW 11. HIGH 21.
FORT FRANCES - RAINY LAKE.
TUESDAY..SUNNY. HIGH 23.
TUESDAY NIGHT..CLEAR. LOW 11.
WEDNESDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.
HIGH 23.
WEDNESDAY NIGHT..CLOUDY PERIODS WITH 40 PERCENT CHANCE OF SHOWERS.
LOW 12.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 22.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 10.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 22.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 12.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 23.
NORMALS FOR THE PERIOD..LOW 10. HIGH 22.
ATIKOKAN - UPSALA - QUETICO.
TUESDAY..SUNNY. HIGH 22.
TUESDAY NIGHT..CLEAR. LOW 10.
WEDNESDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.
HIGH 21.
WEDNESDAY NIGHT..CLOUDY PERIODS WITH 40 PERCENT CHANCE OF SHOWERS.
LOW 10.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 20.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 7.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 22.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 9.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 22.
NORMALS FOR THE PERIOD..LOW 10. HIGH 22.
SUPERIOR WEST.
TUESDAY..SUNNY. HIGH 22.
TUESDAY NIGHT..CLEAR. LOW 9.
WEDNESDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.
HIGH 21.
WEDNESDAY NIGHT..CLOUDY PERIODS WITH 40 PERCENT CHANCE OF SHOWERS.
LOW 10.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 19.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 8.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 21.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 10.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 21.
NORMALS FOR THE PERIOD..LOW 9. HIGH 22.
RED LAKE - EAR FALLS.
TUESDAY..SUNNY. HIGH 23.
TUESDAY NIGHT..CLEAR. LOW 13.
WEDNESDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.
HIGH 22.
WEDNESDAY NIGHT..CLEAR. LOW 10.
THURSDAY..SUNNY. HIGH 22.
THURSDAY NIGHT..CLEAR. LOW 11.
FRIDAY..SUNNY. HIGH 23.
FRIDAY NIGHT..CLEAR. LOW 12.
SATURDAY..SUNNY. HIGH 23.
NORMALS FOR THE PERIOD..LOW 10. HIGH 21.
SIOUX LOOKOUT - SAVANT LAKE.
TUESDAY..SUNNY. HIGH 23.
TUESDAY NIGHT..CLEAR. LOW 12.
WEDNESDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.
HIGH 22.
WEDNESDAY NIGHT..CLOUDY PERIODS. LOW 10.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 21.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 9.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 22.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 11.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 23.
NORMALS FOR THE PERIOD..LOW 11. HIGH 21.
LAKE NIPIGON - WABAKIMI.
TUESDAY..SUNNY. HIGH 22.
TUESDAY NIGHT..CLEAR. LOW 11.
WEDNESDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.
HIGH 21.
WEDNESDAY NIGHT..CLOUDY PERIODS WITH 40 PERCENT CHANCE OF SHOWERS.
LOW 8.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 19.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 6.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 22.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 9.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 23.
NORMALS FOR THE PERIOD..LOW 9. HIGH 20.
GERALDTON - MANITOUWADGE - HORNEPAYNE.
TUESDAY..SUNNY. HIGH 20.
TUESDAY NIGHT..CLEAR. LOW 9.
WEDNESDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.
HIGH 19.
WEDNESDAY NIGHT..CLOUDY PERIODS WITH 40 PERCENT CHANCE OF SHOWERS.
LOW 7.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 17.
THURSDAY NIGHT..CLEAR. LOW PLUS 5.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 21.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 10.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 22.
NORMALS FOR THE PERIOD..LOW 7. HIGH 20.
NIPIGON - MARATHON - SUPERIOR NORTH.
TUESDAY..SUNNY. HIGH 21.
TUESDAY NIGHT..CLEAR. LOW 7.
WEDNESDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.
HIGH 22.
WEDNESDAY NIGHT..CLOUDY PERIODS WITH 40 PERCENT CHANCE OF SHOWERS.
LOW 8.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 18.
THURSDAY NIGHT..CLEAR. LOW 7.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 22.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 10.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 23.
NORMALS FOR THE PERIOD..LOW 8. HIGH 21.
WAWA - WHITE RIVER - PUKASKWA.
TUESDAY..CLEARING. HIGH 18.
TUESDAY NIGHT..CLEAR. LOW 8.
WEDNESDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS.
HIGH 18.
WEDNESDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 8.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 17.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 6.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 19.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 7.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 20.
NORMALS FOR THE PERIOD..LOW 9. HIGH 21.
SAULT STE. MARIE - SUPERIOR EAST.
TUESDAY..SUNNY. HIGH 18.
TUESDAY NIGHT..CLEAR. LOW 10.
WEDNESDAY..SUNNY. HIGH 18.
WEDNESDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS.
LOW 10.
THURSDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.
HIGH 18.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 8.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 19.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 8.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 22.
NORMALS FOR THE PERIOD..LOW 9. HIGH 21.
KAPUSKASING - HEARST.
TUESDAY..CLOUDY. HIGH 18.
TUESDAY NIGHT..CLEARING. LOW 8.
WEDNESDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS.
HIGH 18.
WEDNESDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 6.
THURSDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS.
HIGH 16.
THURSDAY NIGHT..CLOUDY PERIODS. LOW PLUS 4.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 19.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 8.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 20.
NORMALS FOR THE PERIOD..LOW 9. HIGH 20.
TIMMINS - COCHRANE.
TUESDAY..CLOUDY. HIGH 16.
TUESDAY NIGHT..CLEARING. LOW 8.
WEDNESDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS.
HIGH 19.
WEDNESDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 7.
THURSDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 15.
THURSDAY NIGHT..CLOUDY PERIODS. LOW PLUS 4.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 18.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 7.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 20.
NORMALS FOR THE PERIOD..LOW 9. HIGH 21.
GREATER SUDBURY AND VICINITY.
TUESDAY..A MIX OF SUN AND CLOUD. HIGH 18.
TUESDAY NIGHT..CLOUDY PERIODS. LOW 7.
WEDNESDAY..SUNNY. HIGH 22.
WEDNESDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW 10.
THURSDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 17.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 7.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 20.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 9.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 20.
NORMALS FOR THE PERIOD..LOW 11. HIGH 22.
CHAPLEAU - GOGAMA.
TUESDAY..CLOUDY. HIGH 17.
TUESDAY NIGHT..CLEAR. LOW 6.
WEDNESDAY..SUNNY. HIGH 19.
WEDNESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW 6.
THURSDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS.
HIGH 15.
THURSDAY NIGHT..CLEAR. LOW PLUS 4.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 18.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 7.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 20.
NORMALS FOR THE PERIOD..LOW 9. HIGH 20.
KIRKLAND LAKE - TEMISKAMING SHORES - TEMAGAMI.
TUESDAY..CLOUDY. HIGH 15.
TUESDAY NIGHT..CLOUDY. LOW 6.
WEDNESDAY..SUNNY. HIGH 20.
WEDNESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW 7.
THURSDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 16.
THURSDAY NIGHT..CLOUDY PERIODS. LOW PLUS 5.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 18.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 7.
SATURDAY..CLOUDY. HIGH 20.
NORMALS FOR THE PERIOD..LOW 9. HIGH 21.
ELLIOT LAKE - RANGER LAKE.
TUESDAY..SUNNY. HIGH 18.
TUESDAY NIGHT..CLEAR. LOW 6.
WEDNESDAY..SUNNY. HIGH 20.
WEDNESDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW 10.
THURSDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 18.
THURSDAY NIGHT..CLEAR. LOW 7.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 20.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 9.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 22.
NORMALS FOR THE PERIOD..LOW 12. HIGH 22.
MANITOULIN - BLIND RIVER - KILLARNEY.
TUESDAY..SUNNY. HIGH 19.
TUESDAY NIGHT..CLEAR. LOW 11.
WEDNESDAY..SUNNY. HIGH 22.
WEDNESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW 14.
THURSDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 22.
THURSDAY NIGHT..CLEAR. LOW 10.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 21.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 10.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 23.
NORMALS FOR THE PERIOD..LOW 12. HIGH 22.
NORTH BAY - WEST NIPISSING.
TUESDAY..A MIX OF SUN AND CLOUD. HIGH 18.
TUESDAY NIGHT..CLOUDY. LOW 8.
WEDNESDAY..SUNNY. HIGH 21.
WEDNESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW 10.
THURSDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 17.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 8.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 20.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 9.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 21.
NORMALS FOR THE PERIOD..LOW 12. HIGH 22.
END
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