613  
FPCN17 CWVR 041751  
FORECASTS FOR SOUTHEASTERN YUKON AND NORTHERN BRITISH COLUMBIA ISSUED  
BY ENVIRONMENT CANADA AT 11:00 A.M. MST MONDAY 4 AUGUST 2025 FOR  
TODAY AND TUESDAY.  
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..CLOUDY. BECOMING A MIX OF SUN AND CLOUD THIS AFTERNOON. WIND  
BECOMING SOUTHWEST 20 KM/H GUSTING TO 40 EARLY THIS AFTERNOON.  
HIGH 16. UV INDEX 5 OR MODERATE.  
TONIGHT..A FEW CLOUDS. WIND SOUTHWEST 20 KM/H GUSTING TO 40 BECOMING  
LIGHT THIS EVENING. LOW 6.  
TUESDAY..A MIX OF SUN AND CLOUD. 40 PERCENT CHANCE OF SHOWERS LATE IN  
THE AFTERNOON. HIGH 18. UV INDEX 5 OR MODERATE.  
 
CASSIAR MOUNTAINS.  
TODAY..SHOWERS. AMOUNT 10 TO 15 MM. WIND SOUTHWEST 20 KM/H GUSTING TO  
40. HIGH 14. UV INDEX 2 OR LOW.  
TONIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND WEST  
20 KM/H BECOMING LIGHT AFTER MIDNIGHT. LOW 7.  
TUESDAY..SHOWERS. RISK OF A THUNDERSTORM IN THE AFTERNOON. AMOUNT 10  
TO 20 MM. HIGH 16. UV INDEX 2 OR LOW.  
 
WATSON LAKE.  
TODAY..PERIODS OF RAIN. AMOUNT 10 TO 15 MM. WIND WEST 20 KM/H GUSTING  
TO 40. HIGH 14. UV INDEX 1 OR LOW.  
TONIGHT..PERIODS OF RAIN ENDING NEAR MIDNIGHT THEN MAINLY CLOUDY WITH  
40 PERCENT CHANCE OF SHOWERS. AMOUNT 10 TO 15 MM. WIND WEST 20 KM/H  
GUSTING TO 40 BECOMING LIGHT AFTER MIDNIGHT. LOW 9.  
TUESDAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A  
THUNDERSTORM IN THE AFTERNOON. HIGH 18. UV INDEX 4 OR MODERATE.  
 
MUNCHO LAKE PARK - STONE MOUNTAIN PARK.  
TODAY..INCREASING CLOUDINESS LATE THIS MORNING. 60 PERCENT CHANCE OF  
SHOWERS. RISK OF A THUNDERSTORM LATE THIS AFTERNOON. WIND SOUTHWEST  
20 KM/H GUSTING TO 40. HIGH 17. UV INDEX 4 OR MODERATE.  
TONIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING WITH RISK OF A THUNDERSTORM. WIND SOUTHWEST 20 KM/H. LOW 6.  
TUESDAY..A MIX OF SUN AND CLOUD. 40 PERCENT CHANCE OF SHOWERS IN THE  
AFTERNOON. HIGH 20. UV INDEX 5 OR MODERATE.  
 
END  
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