391  
FPCN17 CWVR 172245  
FORECASTS FOR SOUTHEASTERN YUKON AND NORTHERN BRITISH COLUMBIA ISSUED  
BY ENVIRONMENT CANADA AT 4:00 P.M. MST THURSDAY 17 JULY 2025 FOR  
TONIGHT FRIDAY AND FRIDAY NIGHT.  
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MST FRIDAY.  
 
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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.  
TONIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS THIS EVENING. RISK  
OF THUNDERSTORMS OVER NORTHERN SECTIONS THIS EVENING THEN PARTLY  
CLOUDY. WIND SOUTHWEST 20 KM/H BECOMING LIGHT LATE THIS EVENING.  
LOW 8.  
FRIDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS IN THE  
AFTERNOON. WIND BECOMING NORTHWEST 20 KM/H IN THE AFTERNOON.  
HIGH 24. HUMIDEX 26. UV INDEX 6 OR HIGH.  
FRIDAY NIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE  
EVENING. CLEARING OVERNIGHT. WIND NORTHWEST 20 KM/H BECOMING LIGHT  
IN THE EVENING. LOW 10.  
 
CASSIAR MOUNTAINS.  
TONIGHT..PARTLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS THIS EVENING  
WITH RISK OF A THUNDERSTORM. FOG PATCHES DEVELOPING BEFORE MORNING.  
LOW 8.  
FRIDAY..SUNNY IN THE MORNING AND EARLY IN THE AFTERNOON THEN A MIX OF  
SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON.  
RISK OF THUNDERSTORMS OVER SOUTHERN SECTIONS IN THE AFTERNOON. FOG  
PATCHES DISSIPATING EARLY IN THE MORNING. HIGH 24. UV INDEX 6 OR  
HIGH.  
FRIDAY NIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY IN  
THE EVENING. RISK OF THUNDERSTORMS OVER SOUTHERN SECTIONS EARLY IN  
THE EVENING. CLEARING OVERNIGHT. LOW 9.  
 
WATSON LAKE.  
TONIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS THIS EVENING  
WITH RISK OF A THUNDERSTORM. LOW 14.  
FRIDAY..SUNNY IN THE MORNING AND EARLY IN THE AFTERNOON THEN A MIX OF  
SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON.  
RISK OF A THUNDERSTORM IN THE AFTERNOON. HIGH 26. HUMIDEX 27. UV  
INDEX 6 OR HIGH.  
FRIDAY NIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS IN THE  
EVENING AND RISK OF A THUNDERSTORM. CLEARING OVERNIGHT. LOCAL SMOKE.  
LOW 13.  
 
MUNCHO LAKE PARK - STONE MOUNTAIN PARK.  
TONIGHT..PARTLY CLOUDY. 70 PERCENT CHANCE OF SHOWERS OR THUNDERSTORMS  
CHANGING TO 30 PERCENT CHANCE OF SHOWERS LATE THIS EVENING. LOCAL  
SMOKE. LOW 6.  
FRIDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS CHANGING  
TO 70 PERCENT CHANCE OF SHOWERS OR THUNDERSTORMS IN THE MORNING.  
LOCAL SMOKE. HIGH 22. UV INDEX 5 OR MODERATE.  
FRIDAY NIGHT..PARTLY CLOUDY. 70 PERCENT CHANCE OF SHOWERS OR  
THUNDERSTORMS CHANGING TO 30 PERCENT CHANCE OF SHOWERS IN THE  
EVENING. LOCAL SMOKE. LOW 8.  
 
END  
 
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