112
FPCN12 CWTO 180153 AAB
UPDATED FORECASTS FOR NORTHERN ONTARIO ISSUED BY ENVIRONMENT CANADA
AT 9:52 P.M. EDT MONDAY 17 AUGUST 2026 FOR TONIGHT TUESDAY AND
TUESDAY NIGHT.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:30 A.M. EDT TUESDAY.
UPSALA - RAITH.
TONIGHT..A FEW SHOWERS ENDING AFTER MIDNIGHT THEN MAINLY CLOUDY. RISK
OF A THUNDERSTORM LATE THIS EVENING AND AFTER MIDNIGHT. LOCAL AMOUNT
10 TO 15 MM. LOW 8.
TUESDAY..MAINLY SUNNY. INCREASING CLOUDINESS IN THE MORNING THEN
30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. WIND BECOMING WEST
30 KM/H GUSTING TO 50 IN THE MORNING. HIGH 22. UV INDEX 5 OR
MODERATE.
TUESDAY NIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE
EVENING. FOG PATCHES DEVELOPING OVERNIGHT. WIND WEST 20 KM/H
BECOMING LIGHT IN THE EVENING. LOW 6.
CLOUD BAY - DORION.
TONIGHT..A FEW SHOWERS ENDING OVERNIGHT THEN MAINLY CLOUDY. RISK OF A
THUNDERSTORM LATE THIS EVENING AND AFTER MIDNIGHT. LOCAL AMOUNT 10
TO 15 MM. WIND WEST 20 KM/H BECOMING LIGHT LATE THIS EVENING.
LOW 12.
TUESDAY..SUNNY IN THE MORNING THEN A MIX OF SUN AND CLOUD WITH
30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. WIND NORTHWEST
30 KM/H GUSTING TO 50. HIGH 23. UV INDEX 5 OR MODERATE.
TUESDAY NIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE
EVENING AND AFTER MIDNIGHT. FOG PATCHES DEVELOPING OVERNIGHT. WIND
NORTHWEST 30 KM/H GUSTING TO 50 BECOMING LIGHT IN THE EVENING. WIND
BECOMING WEST 20 AFTER MIDNIGHT. LOW 9.
BEARDMORE - JELLICOE - MACDIARMID.
TONIGHT..A FEW SHOWERS ENDING AFTER MIDNIGHT THEN MAINLY CLOUDY. RISK
OF A THUNDERSTORM LATE THIS EVENING AND AFTER MIDNIGHT. LOCAL AMOUNT
10 TO 15 MM. WIND SOUTHWEST 20 KM/H BECOMING LIGHT LATE THIS
EVENING. LOW 11.
TUESDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS LATE IN
THE MORNING AND IN THE AFTERNOON. WIND BECOMING NORTHWEST 30 KM/H
GUSTING TO 50 IN THE MORNING. HIGH 21. UV INDEX 5 OR MODERATE.
TUESDAY NIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE
EVENING. FOG PATCHES DEVELOPING OVERNIGHT. WIND NORTHWEST 30 KM/H
GUSTING TO 50 BECOMING LIGHT IN THE EVENING. LOW 7.
GERALDTON - LONGLAC - CARAMAT.
TONIGHT..SHOWERS WITH RISK OF A THUNDERSTORM. FOG PATCHES DEVELOPING
OVERNIGHT. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT LATE
THIS EVENING. LOW 11.
TUESDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.
RISK OF A THUNDERSTORM EARLY IN THE MORNING. FOG PATCHES DISSIPATING
IN THE MORNING. WIND BECOMING WEST 30 KM/H GUSTING TO 50 IN THE
MORNING. HIGH 22. UV INDEX 5 OR MODERATE.
TUESDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. FOG PATCHES
DEVELOPING OVERNIGHT. WIND WEST 30 KM/H GUSTING TO 50 BECOMING LIGHT
LATE IN THE EVENING. LOW 7.
REMAINDER UNCHANGED.
END
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