217  
FPCN11 CWNT 192130  
FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE  
NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 4:00 P.M. MDT  
THURSDAY 19 JUNE 2025 FOR TONIGHT FRIDAY AND FRIDAY NIGHT.  
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MDT FRIDAY.  
 
THEBACHA REGION INCLUDING FT. SMITH - SALT RIVER RESERVE.  
TONIGHT..A FEW CLOUDS. WIND NORTHWEST 20 KM/H BECOMING LIGHT THIS  
EVENING. LOW 9.  
FRIDAY..SUNNY. HIGH 15. UV INDEX 5 OR MODERATE.  
FRIDAY NIGHT..CLEAR. LOW PLUS 5.  
 
LUTSEL K'E REGION.  
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING. CLEARING THIS EVENING. LOW PLUS 2.  
FRIDAY..SUNNY. HIGH 9. UV INDEX 4 OR MODERATE.  
FRIDAY NIGHT..CLEAR. BECOMING PARTLY CLOUDY IN THE EVENING. LOW  
PLUS 4.  
 
FT. RESOLUTION REGION INCLUDING HWY. 6.  
TONIGHT..CLEAR. WIND NORTHWEST 20 KM/H BECOMING LIGHT EARLY THIS  
EVENING. LOW PLUS 4.  
FRIDAY..SUNNY. HIGH 9. UV INDEX 5 OR MODERATE.  
FRIDAY NIGHT..CLEAR. BECOMING PARTLY CLOUDY NEAR MIDNIGHT. LOW  
PLUS 2.  
 
HAY RIVER REGION INCLUDING ENTERPRISE.  
TONIGHT..CLEAR. LOW 7.  
FRIDAY..SUNNY. HIGH 10. UV INDEX 5 OR MODERATE.  
FRIDAY NIGHT..CLEAR. LOW PLUS 4.  
 
FT. PROVIDENCE REGION INCLUDING KAKISA - CHAN LAKE.  
TONIGHT..CLEAR. LOW 7.  
FRIDAY..SUNNY. HIGH 17. UV INDEX 5 OR MODERATE.  
FRIDAY NIGHT..CLEAR. LOW PLUS 5.  
 
FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER.  
TONIGHT..CLEAR. WIND NORTH 20 KM/H BECOMING LIGHT EARLY THIS EVENING.  
LOW 8.  
FRIDAY..SUNNY. HIGH 20. UV INDEX 5 OR MODERATE.  
FRIDAY NIGHT..CLEAR. LOW 8.  
 
FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.  
TONIGHT..PARTLY CLOUDY. BECOMING CLOUDY THIS EVENING. A FEW SHOWERS  
BEGINNING BEFORE MORNING. LOCAL SMOKE. LOW 8.  
FRIDAY..A FEW SHOWERS ENDING NEAR NOON THEN A MIX OF SUN AND CLOUD.  
LOCAL SMOKE. HIGH 20. UV INDEX 4 OR MODERATE.  
FRIDAY NIGHT..PARTLY CLOUDY. BECOMING CLEAR IN THE EVENING.  
INCREASING CLOUDINESS BEFORE MORNING. LOCAL SMOKE. LOW 10.  
 
YELLOWKNIFE REGION.  
TONIGHT..A FEW CLOUDS. WIND NORTHWEST 30 KM/H BECOMING LIGHT THIS  
EVENING. LOW PLUS 4.  
FRIDAY..MAINLY SUNNY. HIGH 14. UV INDEX 5 OR MODERATE.  
FRIDAY NIGHT..A FEW CLOUDS. LOW 6.  
 
NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO.  
TONIGHT..PARTLY CLOUDY. CLEARING THIS EVENING. WIND NORTH 20 KM/H  
GUSTING TO 40 BECOMING LIGHT LATE THIS EVENING. LOW PLUS 3.  
FRIDAY..SUNNY. WIND NORTH 20 KM/H BECOMING LIGHT IN THE AFTERNOON.  
HIGH 12. UV INDEX 5 OR MODERATE.  
FRIDAY NIGHT..CLEAR. LOW PLUS 4.  
 
WRIGLEY REGION.  
TONIGHT..A FEW CLOUDS. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING  
LIGHT THIS EVENING. LOW 8.  
FRIDAY..SUNNY. HIGH 23. UV INDEX 5 OR MODERATE.  
FRIDAY NIGHT..CLEAR. LOW 8.  
 
NORMAN WELLS - TULITA REGION.  
TONIGHT..A FEW CLOUDS. LOW 8.  
FRIDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD IN THE AFTERNOON.  
HIGH 21. UV INDEX 5 OR MODERATE.  
FRIDAY NIGHT..PARTLY CLOUDY. BECOMING CLEAR OVERNIGHT. LOW 9.  
 
FORT GOOD HOPE REGION.  
TONIGHT..SUNNY. LOW 9.  
FRIDAY..SUNNY. INCREASING CLOUDINESS IN THE AFTERNOON. HIGH 23. UV  
INDEX 5 OR MODERATE.  
FRIDAY NIGHT..A MIX OF SUN AND CLOUD. CLEARING NEAR MIDNIGHT. LOW 10.  
 
DELINE.  
TONIGHT..A FEW CLOUDS. WIND SOUTHEAST 20 KM/H BECOMING LIGHT EARLY  
THIS EVENING. LOW PLUS 2.  
FRIDAY..SUNNY. HIGH 12. UV INDEX 5 OR MODERATE.  
FRIDAY NIGHT..CLEAR. LOW PLUS 3.  
 
COLVILLE LAKE.  
TONIGHT..SUNNY. LOW PLUS 3.  
FRIDAY..SUNNY. HIGH 15. UV INDEX 5 OR MODERATE.  
FRIDAY NIGHT..SUNNY. LOW 6.  
 
END  
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