088  
FPCN17 CWVR 011747  
FORECASTS FOR SOUTHEASTERN YUKON AND NORTHERN BRITISH COLUMBIA ISSUED  
BY ENVIRONMENT CANADA AT 11:00 A.M. MST TUESDAY 1 SEPTEMBER 2026 FOR  
TODAY AND WEDNESDAY.  
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 4:00 P.M. MST.  
 
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MAJOR REFERENCE ELEVATIONS:  
DEASE LAKE: 800 METRES.  
JADE CITY: 915 METRES.  
MUNCHO LAKE: 837 METRES.  
TETSA RIVER: 804 METRES.  
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DEASE LAKE.  
TODAY..BECOMING CLOUDY THIS AFTERNOON WITH 60 PERCENT CHANCE OF  
SHOWERS LATER THIS AFTERNOON. HIGH 15. UV INDEX 3 OR MODERATE.  
TONIGHT..MAINLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS THIS EVENING.  
LOW 6.  
WEDNESDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS LATE  
IN THE AFTERNOON. HIGH 15. UV INDEX 3 OR MODERATE.  
 
CASSIAR MOUNTAINS.  
TODAY..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. RISK OF A  
THUNDERSTORM LATE THIS AFTERNOON. HIGH 11. UV INDEX 2 OR LOW.  
TONIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. RISK OF A  
THUNDERSTORM EARLY THIS EVENING. LOW PLUS 4.  
WEDNESDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS LATE  
IN THE AFTERNOON. HIGH 12. UV INDEX 3 OR MODERATE.  
 
WATSON LAKE.  
TODAY..BECOMING CLOUDY THIS AFTERNOON WITH 30 PERCENT CHANCE OF  
SHOWERS LATE THIS AFTERNOON. RISK OF A THUNDERSTORM LATE THIS  
AFTERNOON. HIGH 14. UV INDEX 3 OR MODERATE.  
TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING. 40 PERCENT CHANCE OF SHOWERS BEFORE MORNING. RISK OF A  
THUNDERSTORM EARLY THIS EVENING. LOW 8.  
WEDNESDAY..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS IN THE MORNING  
AND EARLY IN THE AFTERNOON. HIGH 13. UV INDEX 2 OR LOW.  
 
MUNCHO LAKE PARK - STONE MOUNTAIN PARK.  
TODAY..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS THIS AFTERNOON.  
HIGH 17. UV INDEX 3 OR MODERATE.  
TONIGHT..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS THIS EVENING.  
LOW PLUS 4.  
WEDNESDAY..MAINLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS IN THE  
AFTERNOON WITH RISK OF A THUNDERSTORM. HIGH 15. UV INDEX 3 OR  
MODERATE.  
 
END  
 
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