632  
FPCN13 CWTO 172239 AAA  
UPDATED FORECASTS FOR FAR NORTHERN ONTARIO ISSUED BY ENVIRONMENT  
CANADA AT 6:39 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.  
 
BIG TROUT LAKE - KASABONIKA.  
TONIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A  
THUNDERSTORM EARLY THIS EVENING. FOG PATCHES DEVELOPING OVERNIGHT.  
WIND WEST 30 KM/H GUSTING TO 60. LOW 7.  
TUESDAY..CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY IN THE MORNING. A  
FEW SHOWERS BEGINNING IN THE MORNING. RISK OF A THUNDERSTORM IN THE  
AFTERNOON. FOG PATCHES DISSIPATING IN THE MORNING. WIND WEST 30 KM/H  
GUSTING TO 60. HIGH 14. UV INDEX 2 OR LOW.  
TUESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. WIND  
NORTHWEST 30 KM/H GUSTING TO 50 BECOMING LIGHT BEFORE MORNING.  
LOW 6.  
 
SACHIGO LAKE - BEARSKIN LAKE.  
TONIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A  
THUNDERSTORM EARLY THIS EVENING. WIND WEST 20 KM/H GUSTING TO 40  
BECOMING LIGHT NEAR MIDNIGHT. WIND BECOMING WEST 30 GUSTING TO 60  
OVERNIGHT. LOW 7.  
TUESDAY..SHOWERS. RISK OF A THUNDERSTORM IN THE AFTERNOON. WIND WEST  
30 KM/H GUSTING TO 60. HIGH 14. UV INDEX 2 OR LOW.  
TUESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. WIND  
NORTHWEST 30 KM/H GUSTING TO 50 BECOMING LIGHT NEAR MIDNIGHT. LOW 6.  
 
FORT SEVERN.  
TONIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A  
THUNDERSTORM EARLY THIS EVENING. FOG PATCHES DEVELOPING OVERNIGHT.  
LOW 8.  
TUESDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. RISK OF A  
THUNDERSTORM IN THE AFTERNOON. FOG PATCHES DISSIPATING IN THE  
MORNING. WIND BECOMING NORTH 20 KM/H GUSTING TO 40 NEAR NOON.  
HIGH 14. UV INDEX 3 OR MODERATE.  
TUESDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. WIND NORTH  
20 KM/H GUSTING TO 40 BECOMING LIGHT AFTER MIDNIGHT. LOW 8.  
 
REMAINDER UNCHANGED.  
 
END  
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