733  
FPCN17 CWVR 181756  
FORECASTS FOR SOUTHEASTERN YUKON AND NORTHERN BRITISH COLUMBIA ISSUED  
BY ENVIRONMENT CANADA AT 11:00 A.M. MST FRIDAY 18 JULY 2025 FOR TODAY  
AND SATURDAY.  
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..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS WITH RISK  
OF A THUNDERSTORM. WIND BECOMING NORTHWEST 20 KM/H THIS AFTERNOON.  
HIGH 24. HUMIDEX 26. UV INDEX 6 OR HIGH.  
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING  
WITH RISK OF A THUNDERSTORM. CLEARING OVERNIGHT. WIND NORTHWEST  
20 KM/H BECOMING LIGHT THIS EVENING. LOW 10.  
SATURDAY..SUNNY. INCREASING CLOUDINESS NEAR NOON THEN 40 PERCENT  
CHANCE OF SHOWERS IN THE AFTERNOON. RISK OF A THUNDERSTORM IN THE  
AFTERNOON. WIND BECOMING SOUTHWEST 20 KM/H IN THE AFTERNOON.  
HIGH 23. UV INDEX 6 OR HIGH.  
 
CASSIAR MOUNTAINS.  
TODAY..SUNNY NEAR NOON THEN A MIX OF SUN AND CLOUD WITH 30 PERCENT  
CHANCE OF SHOWERS THIS AFTERNOON. RISK OF THUNDERSTORMS OVER  
SOUTHERN SECTIONS. HIGH 24. UV INDEX 6 OR HIGH.  
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING. RISK OF THUNDERSTORMS OVER SOUTHERN SECTIONS EARLY THIS  
EVENING. CLEARING OVERNIGHT. LOW 9.  
SATURDAY..SUNNY. INCREASING CLOUDINESS NEAR NOON THEN 60 PERCENT  
CHANCE OF SHOWERS IN THE AFTERNOON. RISK OF A THUNDERSTORM IN THE  
AFTERNOON. HIGH 24. UV INDEX 6 OR HIGH.  
 
WATSON LAKE.  
TODAY..SUNNY NEAR NOON THEN A MIX OF SUN AND CLOUD WITH 30 PERCENT  
CHANCE OF SHOWERS THIS AFTERNOON. RISK OF A THUNDERSTORM THIS  
AFTERNOON. HIGH 26. HUMIDEX 27. UV INDEX 6 OR HIGH.  
TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS THIS EVENING  
AND RISK OF A THUNDERSTORM. CLEARING OVERNIGHT. LOCAL SMOKE. LOW 13.  
SATURDAY..SUNNY. INCREASING CLOUDINESS NEAR NOON THEN 60 PERCENT  
CHANCE OF SHOWERS IN THE AFTERNOON. RISK OF A THUNDERSTORM IN THE  
AFTERNOON. HIGH 25. HUMIDEX 27. UV INDEX 6 OR HIGH.  
 
MUNCHO LAKE PARK - STONE MOUNTAIN PARK.  
TODAY..A MIX OF SUN AND CLOUD WITH 70 PERCENT CHANCE OF SHOWERS OR  
THUNDERSTORMS. LOCAL SMOKE. HIGH 22. UV INDEX 5 OR MODERATE.  
TONIGHT..PARTLY CLOUDY. 70 PERCENT CHANCE OF SHOWERS OR THUNDERSTORMS  
CHANGING TO 30 PERCENT CHANCE OF SHOWERS THIS EVENING. LOCAL SMOKE.  
LOW 8.  
SATURDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS  
CHANGING TO 70 PERCENT CHANCE OF SHOWERS NEAR NOON. RISK OF A  
THUNDERSTORM IN THE AFTERNOON. LOCAL SMOKE. HIGH 23. UV INDEX 6 OR  
HIGH.  
 
END  
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