560  
FPCN12 CWTO 122138 AAA  
UPDATED FORECASTS FOR NORTHERN ONTARIO ISSUED BY ENVIRONMENT CANADA  
AT 5:37 P.M. EDT TUESDAY 12 MAY 2026 FOR TONIGHT WEDNESDAY AND  
WEDNESDAY NIGHT.  
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:30 A.M. EDT  
WEDNESDAY.  
 
CITY OF THUNDER BAY.  
TONIGHT..PERIODS OF RAIN ENDING THIS EVENING THEN CLOUDY WITH  
40 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES. PERIODS OF SNOW OVER  
HIGHER TERRAIN EARLY THIS EVENING. WIND EAST 20 KM/H BECOMING LIGHT  
THIS EVENING. LOW PLUS 2.  
WEDNESDAY..MAINLY CLOUDY. WIND BECOMING NORTHWEST 20 KM/H LATE IN THE  
MORNING. HIGH 16. UV INDEX 5 OR MODERATE.  
WEDNESDAY NIGHT..CLEARING IN THE EVENING. FOG PATCHES DEVELOPING  
AFTER MIDNIGHT. LOW ZERO.  
 
CLOUD BAY - DORION.  
TONIGHT..PERIODS OF RAIN ENDING THIS EVENING THEN MAINLY CLOUDY WITH  
40 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES. PERIODS OF SNOW OVER  
HIGHER TERRAIN EARLY THIS EVENING. LOW PLUS 2.  
WEDNESDAY..A MIX OF SUN AND CLOUD. HIGH 14. UV INDEX 6 OR HIGH.  
WEDNESDAY NIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW  
PLUS 1.  
 
KAKABEKA FALLS - WHITEFISH LAKE - ARROW LAKE.  
TONIGHT..PERIODS OF RAIN ENDING THIS EVENING THEN CLOUDY WITH  
40 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES. PERIODS OF SNOW OVER  
HIGHER TERRAIN EARLY THIS EVENING. LOW PLUS 1.  
WEDNESDAY..MAINLY CLOUDY. HIGH 15. UV INDEX 5 OR MODERATE.  
WEDNESDAY NIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT.  
LOW ZERO.  
 
BEARDMORE - JELLICOE - MACDIARMID.  
TONIGHT..PERIODS OF RAIN ENDING EARLY THIS EVENING THEN CLOUDY WITH  
40 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES. LOW PLUS 2.  
WEDNESDAY..MAINLY CLOUDY. HIGH 13. UV INDEX 5 OR MODERATE.  
WEDNESDAY NIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT.  
LOW ZERO.  
 
GERALDTON - LONGLAC - CARAMAT.  
TONIGHT..PERIODS OF RAIN ENDING EARLY THIS EVENING THEN MAINLY CLOUDY  
WITH 40 PERCENT CHANCE OF SHOWERS. WIND SOUTH 20 KM/H BECOMING LIGHT  
THIS EVENING. LOW PLUS 3.  
WEDNESDAY..MAINLY CLOUDY. WIND BECOMING NORTH 20 KM/H LATE IN THE  
MORNING. HIGH 14. UV INDEX 5 OR MODERATE.  
WEDNESDAY NIGHT..PARTLY CLOUDY. FOG PATCHES DEVELOPING AFTER  
MIDNIGHT. WIND NORTH 20 KM/H BECOMING LIGHT NEAR MIDNIGHT. LOW  
MINUS 1.  
 
NAKINA - AROLAND - PAGWA.  
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING.  
LOW PLUS 2.  
WEDNESDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS LATE IN THE  
AFTERNOON. HIGH 14. UV INDEX 5 OR MODERATE.  
WEDNESDAY NIGHT..PARTLY CLOUDY. FOG PATCHES DEVELOPING AFTER  
MIDNIGHT. WIND UP TO 15 KM/H. LOW MINUS 2. WIND CHILL MINUS 4  
OVERNIGHT.  
 
NIPIGON - ROSSPORT.  
TONIGHT..PERIODS OF RAIN ENDING THIS EVENING THEN MAINLY CLOUDY WITH  
40 PERCENT CHANCE OF SHOWERS. PERIODS OF SNOW OVER HIGHER TERRAIN  
EARLY THIS EVENING. LOW PLUS 2.  
WEDNESDAY..A MIX OF SUN AND CLOUD. HIGH 13. UV INDEX 6 OR HIGH.  
WEDNESDAY NIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT.  
LOW ZERO.  
 
MARATHON - SCHREIBER.  
TONIGHT..PERIODS OF SNOW OR RAIN ENDING THIS EVENING THEN MAINLY  
CLOUDY WITH 40 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES. LOCAL  
SNOWFALL AMOUNT 2 CM. LOW PLUS 2.  
WEDNESDAY..A MIX OF SUN AND CLOUD. HIGH 14. UV INDEX 5 OR MODERATE.  
WEDNESDAY NIGHT..CLEARING IN THE EVENING. FOG PATCHES DEVELOPING  
AFTER MIDNIGHT. LOW ZERO.  
 
REMAINDER UNCHANGED.  
 
END  
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