251
FPCN12 CWTO 310955 AAA
UPDATED FORECASTS FOR NORTHERN ONTARIO ISSUED BY ENVIRONMENT CANADA
AT 5:54 A.M. EDT FRIDAY 31 JULY 2026 FOR TODAY AND SATURDAY.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 11:30 A.M. EDT.
CITY OF THUNDER BAY.
TODAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS EARLY
THIS MORNING. 40 PERCENT CHANCE OF SHOWERS LATE THIS AFTERNOON. RISK
OF A THUNDERSTORM LATE THIS AFTERNOON. FOG PATCHES DISSIPATING THIS
MORNING. HIGH 27. HUMIDEX 35. UV INDEX 8 OR VERY HIGH.
TONIGHT..PARTLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING WITH RISK OF A THUNDERSTORM. LOW 15.
SATURDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS IN THE
AFTERNOON. WIND EAST 20 KM/H BECOMING LIGHT LATE IN THE MORNING.
HIGH 21. HUMIDEX 27. UV INDEX 7 OR HIGH.
CLOUD BAY - DORION.
TODAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS EARLY
THIS MORNING. 40 PERCENT CHANCE OF SHOWERS LATE THIS AFTERNOON. RISK
OF A THUNDERSTORM LATE THIS AFTERNOON. FOG PATCHES DISSIPATING THIS
MORNING. HIGH 28. HUMIDEX 34. UV INDEX 8 OR VERY HIGH.
TONIGHT..PARTLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING WITH RISK OF A THUNDERSTORM. LOW 17.
SATURDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS IN THE
AFTERNOON. HIGH 23. HUMIDEX 29. UV INDEX 7 OR HIGH.
KAKABEKA FALLS - WHITEFISH LAKE - ARROW LAKE.
TODAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS EARLY
THIS MORNING. 40 PERCENT CHANCE OF SHOWERS LATE THIS AFTERNOON. RISK
OF A THUNDERSTORM LATE THIS AFTERNOON. FOG PATCHES DISSIPATING THIS
MORNING. HIGH 28. HUMIDEX 34. UV INDEX 8 OR VERY HIGH.
TONIGHT..PARTLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING WITH RISK OF A THUNDERSTORM. LOW 17.
SATURDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS IN THE
AFTERNOON. HIGH 23. HUMIDEX 29. UV INDEX 6 OR HIGH.
BEARDMORE - JELLICOE - MACDIARMID.
TODAY..A MIX OF SUN AND CLOUD. 40 PERCENT CHANCE OF SHOWERS EARLY
THIS MORNING AND LATE THIS AFTERNOON. RISK OF A THUNDERSTORM LATE
THIS AFTERNOON. FOG PATCHES DISSIPATING THIS MORNING. WIND BECOMING
NORTH 20 KM/H THIS AFTERNOON. HIGH 28. HUMIDEX 32. UV INDEX 7 OR
HIGH.
TONIGHT..PARTLY CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. RISK OF A
THUNDERSTORM EARLY THIS EVENING. WIND NORTH 20 KM/H BECOMING LIGHT
THIS EVENING. LOW 15.
SATURDAY..CLEARING IN THE MORNING. WIND BECOMING NORTH 20 KM/H LATE
IN THE MORNING. HIGH 24. HUMIDEX 27. UV INDEX 6 OR HIGH.
GERALDTON - LONGLAC - CARAMAT.
TODAY..A MIX OF SUN AND CLOUD. 40 PERCENT CHANCE OF SHOWERS EARLY
THIS MORNING AND LATE THIS AFTERNOON. RISK OF A THUNDERSTORM LATE
THIS AFTERNOON. FOG PATCHES DISSIPATING THIS MORNING. HIGH 28.
HUMIDEX 32. UV INDEX 7 OR HIGH.
TONIGHT..PARTLY CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. RISK OF A
THUNDERSTORM EARLY THIS EVENING. WIND BECOMING NORTHEAST 20 KM/H
LATE THIS EVENING. LOW 13.
SATURDAY..SUNNY. WIND NORTHEAST 20 KM/H BECOMING LIGHT LATE IN THE
MORNING. HIGH 22. UV INDEX 7 OR HIGH.
MANITOUWADGE - HORNEPAYNE.
TODAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS AND
RISK OF A THUNDERSTORM. WIND BECOMING NORTHWEST 20 KM/H THIS
AFTERNOON. HIGH 29. HUMIDEX 34. UV INDEX 7 OR HIGH.
TONIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A
THUNDERSTORM THIS EVENING. WIND NORTH 20 KM/H BECOMING EAST 20 LATE
THIS EVENING. LOW 13.
SATURDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS EARLY IN THE
MORNING THEN A MIX OF SUN AND CLOUD. HIGH 21. UV INDEX 7 OR HIGH.
NIPIGON - ROSSPORT.
TODAY..A MIX OF SUN AND CLOUD. 40 PERCENT CHANCE OF SHOWERS EARLY
THIS MORNING AND LATE THIS AFTERNOON. RISK OF A THUNDERSTORM LATE
THIS AFTERNOON. FOG PATCHES DISSIPATING THIS MORNING. WIND BECOMING
NORTH 20 KM/H THIS AFTERNOON. HIGH 28. HUMIDEX 36. UV INDEX 8 OR
VERY HIGH.
TONIGHT..PARTLY CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. RISK OF A
THUNDERSTORM EARLY THIS EVENING. LOW 18.
SATURDAY..CLEARING IN THE MORNING. WIND BECOMING NORTHWEST 30 KM/H IN
THE AFTERNOON. HIGH 24. HUMIDEX 27. UV INDEX 7 OR HIGH.
MARATHON - SCHREIBER.
TODAY..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY THIS MORNING
AND LATE THIS AFTERNOON. RISK OF A THUNDERSTORM LATE THIS AFTERNOON.
FOG PATCHES DISSIPATING THIS MORNING. HIGH 24. HUMIDEX 29. UV
INDEX 7 OR HIGH.
TONIGHT..PARTLY CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. RISK OF A
THUNDERSTORM EARLY THIS EVENING. WIND BECOMING NORTHEAST 20 KM/H
GUSTING TO 40 BEFORE MORNING. LOW 14.
SATURDAY..MAINLY CLOUDY. WIND NORTHEAST 20 KM/H GUSTING TO 40
BECOMING LIGHT IN THE AFTERNOON. HIGH 21. HUMIDEX 25. UV INDEX 7 OR
HIGH.
WAWA - PUKASKWA PARK.
TODAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS AND
RISK OF A THUNDERSTORM. FOG PATCHES DISSIPATING THIS MORNING.
HIGH 24. HUMIDEX 30. UV INDEX 8 OR VERY HIGH.
TONIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. RISK OF A
THUNDERSTORM THIS EVENING. WIND BECOMING NORTHEAST 20 KM/H GUSTING
TO 40 BEFORE MORNING. LOW 14.
SATURDAY..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY IN THE
MORNING. WIND NORTHEAST 20 KM/H GUSTING TO 40. HIGH 20. HUMIDEX 26.
UV INDEX 7 OR HIGH.
WHITE RIVER - DUBREUILVILLE.
TODAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS AND
RISK OF A THUNDERSTORM. FOG PATCHES DISSIPATING THIS MORNING.
HIGH 27. HUMIDEX 34. UV INDEX 8 OR VERY HIGH.
TONIGHT..PARTLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. RISK OF A
THUNDERSTORM THIS EVENING. WIND BECOMING EAST 20 KM/H AFTER
MIDNIGHT. LOW 17.
SATURDAY..CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY IN THE MORNING.
CLEARING IN THE AFTERNOON. WIND NORTHEAST 20 KM/H BECOMING LIGHT IN
THE AFTERNOON. TEMPERATURE STEADY NEAR 18. UV INDEX 7 OR HIGH.
SAULT STE. MARIE - ST. JOSEPH ISLAND.
TODAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS AND
RISK OF A THUNDERSTORM. FOG PATCHES DISSIPATING THIS MORNING. WIND
BECOMING NORTHWEST 20 KM/H THIS AFTERNOON. HIGH 25. HUMIDEX 33. UV
INDEX 8 OR VERY HIGH.
TONIGHT..CLOUDY. 60 PERCENT CHANCE OF SHOWERS OVERNIGHT WITH RISK OF
A THUNDERSTORM. FOG PATCHES DEVELOPING OVERNIGHT. LOW 15.
SATURDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A
THUNDERSTORM. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 23.
HUMIDEX 28. UV INDEX 6 OR HIGH.
SEARCHMONT - MONTREAL RIVER HARBOUR - BATCHAWANA BAY.
TODAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS AND
RISK OF A THUNDERSTORM. FOG PATCHES DISSIPATING THIS MORNING.
HIGH 25. HUMIDEX 33. UV INDEX 8 OR VERY HIGH.
TONIGHT..CLOUDY. 60 PERCENT CHANCE OF SHOWERS OVERNIGHT WITH RISK OF
A THUNDERSTORM. FOG PATCHES DEVELOPING OVERNIGHT. LOW 15.
SATURDAY..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF
A THUNDERSTORM. FOG PATCHES DISSIPATING IN THE MORNING. WIND
BECOMING NORTHEAST 20 KM/H IN THE MORNING. HIGH 23. HUMIDEX 28. UV
INDEX 8 OR VERY HIGH.
AGAWA - LAKE SUPERIOR PARK.
TODAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS AND
RISK OF A THUNDERSTORM. FOG PATCHES DISSIPATING THIS MORNING.
HIGH 25. HUMIDEX 30. UV INDEX 8 OR VERY HIGH.
TONIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. RISK OF A
THUNDERSTORM THIS EVENING. WIND BECOMING NORTHEAST 20 KM/H BEFORE
MORNING. LOW 17.
SATURDAY..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY IN THE
MORNING. WIND NORTHEAST 20 KM/H BECOMING LIGHT IN THE AFTERNOON.
HIGH 23. HUMIDEX 28. UV INDEX 8 OR VERY HIGH.
KAPUSKASING - HEARST - SMOOTH ROCK FALLS.
TODAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS AND
RISK OF A THUNDERSTORM. WIND BECOMING NORTH 20 KM/H LATE THIS
AFTERNOON. HIGH 28. HUMIDEX 36. UV INDEX 7 OR HIGH.
TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A
THUNDERSTORM THIS EVENING. WIND NORTHEAST 20 KM/H BECOMING LIGHT
AFTER MIDNIGHT. LOW 12.
SATURDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS EARLY
IN THE MORNING. WIND BECOMING NORTH 20 KM/H IN THE MORNING. HIGH 22.
UV INDEX 7 OR HIGH.
FRASERDALE - PLEDGER LAKE.
TODAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS THIS
AFTERNOON WITH RISK OF A THUNDERSTORM. HIGH 28. HUMIDEX 36. UV
INDEX 7 OR HIGH.
TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING WITH RISK OF A THUNDERSTORM. WIND BECOMING NORTHEAST 20 KM/H
GUSTING TO 40 THIS EVENING THEN LIGHT AFTER MIDNIGHT. LOW 12.
SATURDAY..MAINLY CLOUDY. CLEARING EARLY IN THE AFTERNOON. WIND NORTH
20 KM/H. HIGH 21. UV INDEX 7 OR HIGH.
WEST NIPISSING - FRENCH RIVER.
TODAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS THIS
AFTERNOON WITH RISK OF A THUNDERSTORM. WIND BECOMING SOUTHWEST
20 KM/H LATE THIS MORNING. HIGH 28. HUMIDEX 34. UV INDEX 8 OR VERY
HIGH.
TONIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF
A THUNDERSTORM. FOG PATCHES DEVELOPING OVERNIGHT. WIND SOUTHWEST
20 KM/H BECOMING LIGHT AFTER MIDNIGHT. LOW 17.
SATURDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS AND RISK OF A
THUNDERSTORM. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 22.
HUMIDEX 28. UV INDEX 6 OR HIGH.
REMAINDER UNCHANGED.
END
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