922  
FPCN11 CWTO 310932 AAC  
UPDATED FORECASTS FOR SOUTHERN ONTARIO AND THE NATIONAL CAPITAL  
REGION ISSUED BY ENVIRONMENT CANADA AT 5:31 A.M. EDT MONDAY 31 AUGUST  
2026 FOR TODAY AND TUESDAY.  
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 11:00 A.M. EDT.  
 
MIDLAND - COLDWATER - ORR LAKE.  
TODAY..CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY THIS MORNING.  
SHOWERS BEGINNING THIS MORNING. RISK OF A THUNDERSTORM THIS  
AFTERNOON. LOCAL AMOUNT 10 TO 20 MM. FOG PATCHES DISSIPATING EARLY  
THIS MORNING. HIGH 23. HUMIDEX 29. UV INDEX 3 OR MODERATE.  
TONIGHT..SHOWERS ENDING THIS EVENING THEN CLOUDY. RISK OF A  
THUNDERSTORM EARLY THIS EVENING. LOCAL AMOUNT 5 MM. LOW 19.  
TUESDAY..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS IN THE MORNING.  
HIGH 26. HUMIDEX 34. UV INDEX 6 OR HIGH.  
 
ORILLIA - LAGOON CITY - WASHAGO.  
TODAY..CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY THIS MORNING.  
SHOWERS BEGINNING THIS MORNING. RISK OF A THUNDERSTORM THIS  
AFTERNOON. LOCAL AMOUNT 10 TO 20 MM. FOG PATCHES DISSIPATING EARLY  
THIS MORNING. HIGH 23. HUMIDEX 29. UV INDEX 3 OR MODERATE.  
TONIGHT..SHOWERS ENDING THIS EVENING THEN CLOUDY. RISK OF A  
THUNDERSTORM EARLY THIS EVENING. LOCAL AMOUNT 5 MM. LOW 19.  
TUESDAY..CLOUDY. 40 PERCENT CHANCE OF SHOWERS IN THE MORNING.  
CLEARING LATE IN THE AFTERNOON. HIGH 26. HUMIDEX 34. UV INDEX 5 OR  
MODERATE.  
 
REMAINDER UNCHANGED.  
 
END  
 
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