631  
FPCN11 CWTO 131246 AAC  
UPDATED FORECASTS FOR SOUTHERN ONTARIO AND THE NATIONAL CAPITAL  
REGION ISSUED BY ENVIRONMENT CANADA AT 8:46 A.M. EDT SATURDAY 13  
SEPTEMBER 2025 FOR TODAY AND SUNDAY.  
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 11:00 A.M. EDT.  
 
PICKERING - OSHAWA - SOUTHERN DURHAM REGION.  
TODAY..MAINLY CLOUDY. 70 PERCENT CHANCE OF SHOWERS CHANGING TO  
30 PERCENT CHANCE OF SHOWERS NEAR NOON. HIGH 24. HUMIDEX 27. UV  
INDEX 4 OR MODERATE.  
TONIGHT..PARTLY CLOUDY. BECOMING CLEAR LATE THIS EVENING. LOW 14.  
SUNDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS IN THE  
AFTERNOON. HIGH 24. HUMIDEX 27. UV INDEX 7 OR HIGH.  
 
COBOURG - COLBORNE - WESTERN NORTHUMBERLAND COUNTY.  
TODAY..MAINLY CLOUDY. 70 PERCENT CHANCE OF SHOWERS CHANGING TO  
30 PERCENT CHANCE OF SHOWERS NEAR NOON. HIGH 23. HUMIDEX 26. UV  
INDEX 5 OR MODERATE.  
TONIGHT..CLEARING THIS EVENING. LOW 13.  
SUNDAY..INCREASING CLOUDINESS. 30 PERCENT CHANCE OF SHOWERS IN THE  
AFTERNOON. HIGH 24. HUMIDEX 27. UV INDEX 6 OR HIGH.  
 
BELLEVILLE - QUINTE WEST - EASTERN NORTHUMBERLAND COUNTY.  
TODAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 23.  
HUMIDEX 26. UV INDEX 5 OR MODERATE.  
TONIGHT..CLEARING THIS EVENING. LOW 13.  
SUNDAY..INCREASING CLOUDINESS. 30 PERCENT CHANCE OF SHOWERS IN THE  
AFTERNOON. HIGH 24. HUMIDEX 27. UV INDEX 6 OR HIGH.  
 
PICTON - SANDBANKS PARK.  
TODAY..MAINLY CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 23.  
HUMIDEX 26. UV INDEX 5 OR MODERATE.  
TONIGHT..CLEARING THIS EVENING. LOW 13.  
SUNDAY..INCREASING CLOUDINESS. 30 PERCENT CHANCE OF SHOWERS IN THE  
AFTERNOON. HIGH 24. HUMIDEX 27. UV INDEX 6 OR HIGH.  
 
NAPANEE - CONSECON.  
TODAY..MAINLY CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 23.  
HUMIDEX 26. UV INDEX 5 OR MODERATE.  
TONIGHT..CLEARING THIS EVENING. LOW 13.  
SUNDAY..INCREASING CLOUDINESS. 30 PERCENT CHANCE OF SHOWERS IN THE  
AFTERNOON. HIGH 24. HUMIDEX 27. UV INDEX 6 OR HIGH.  
 
KINGSTON - ODESSA - FRONTENAC ISLANDS.  
TODAY..MAINLY CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 21.  
HUMIDEX 25. UV INDEX 6 OR HIGH.  
TONIGHT..PARTLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING. FOG PATCHES DEVELOPING OVERNIGHT. LOW 13.  
SUNDAY..A MIX OF SUN AND CLOUD. FOG PATCHES DISSIPATING IN THE  
MORNING. HIGH 22. HUMIDEX 25. UV INDEX 6 OR HIGH.  
 
REMAINDER UNCHANGED.  
 
END  
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