522  
FPCN11 CWNT 210225 AAB  
UPDATED FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS  
OF THE NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT  
8:22 P.M. MDT TUESDAY 20 OCTOBER 2026 FOR TONIGHT WEDNESDAY AND  
WEDNESDAY NIGHT.  
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MDT  
WEDNESDAY.  
 
THEBACHA REGION INCLUDING FT. SMITH - SALT RIVER RESERVE.  
TONIGHT..MAINLY CLOUDY. WIND SOUTH 20 KM/H. LOW PLUS 4.  
WEDNESDAY..CLEARING IN THE MORNING. WIND SOUTH 20 KM/H BECOMING LIGHT  
IN THE AFTERNOON. HIGH 12. UV INDEX 1 OR LOW.  
WEDNESDAY NIGHT..CLEAR. LOW ZERO.  
 
LUTSEL K'E REGION.  
TONIGHT..MAINLY CLOUDY. LOW PLUS 1.  
WEDNESDAY..CLEARING IN THE MORNING. WIND SOUTH 20 KM/H. HIGH 8. UV  
INDEX 1 OR LOW.  
WEDNESDAY NIGHT..CLEAR. WIND SOUTHWEST 20 KM/H BECOMING LIGHT IN THE  
EVENING. LOW MINUS 2.  
 
FT. RESOLUTION REGION INCLUDING HWY. 6.  
TONIGHT..CLOUDY. LOW PLUS 5.  
WEDNESDAY..MAINLY SUNNY. HIGH 11. UV INDEX 1 OR LOW.  
WEDNESDAY NIGHT..CLEAR. LOW PLUS 1.  
 
HAY RIVER REGION INCLUDING ENTERPRISE.  
TONIGHT..CLOUDY. BECOMING PARTLY CLOUDY OVERNIGHT. WIND SOUTH 20 KM/H  
GUSTING TO 40. LOW PLUS 4.  
WEDNESDAY..MAINLY SUNNY. WIND SOUTHWEST 20 KM/H. HIGH 13. UV INDEX 1  
OR LOW.  
WEDNESDAY NIGHT..CLEAR. WIND SOUTHWEST 20 KM/H BECOMING LIGHT  
OVERNIGHT. LOW MINUS 1.  
 
FT. PROVIDENCE REGION INCLUDING KAKISA - CHAN LAKE.  
TONIGHT..CLOUDY. BECOMING PARTLY CLOUDY OVERNIGHT. LOW PLUS 5.  
WEDNESDAY..A MIX OF SUN AND CLOUD. BECOMING SUNNY IN THE MORNING.  
WIND BECOMING WEST 20 KM/H NEAR NOON. HIGH 13. UV INDEX 1 OR LOW.  
WEDNESDAY NIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 4. WIND CHILL  
MINUS 6 OVERNIGHT.  
 
FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER.  
TONIGHT..CLOUDY. BECOMING PARTLY CLOUDY NEAR MIDNIGHT. WIND SOUTH  
20 KM/H. LOW 8.  
WEDNESDAY..SUNNY. WIND SOUTHWEST 20 KM/H GUSTING TO 40. HIGH 12. UV  
INDEX 1 OR LOW.  
WEDNESDAY NIGHT..CLEAR. WIND SOUTHWEST 20 KM/H GUSTING TO 40 BECOMING  
LIGHT IN THE EVENING. WIND BECOMING NORTH 20 OVERNIGHT. LOW MINUS 3.  
WIND CHILL MINUS 9 OVERNIGHT.  
 
FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.  
TONIGHT..CLOUDY. BECOMING PARTLY CLOUDY NEAR MIDNIGHT. LOW PLUS 4.  
WEDNESDAY..SUNNY. WIND BECOMING SOUTHWEST 20 KM/H GUSTING TO 40 IN  
THE MORNING. HIGH 12. UV INDEX 1 OR LOW.  
WEDNESDAY NIGHT..CLEAR. WIND SOUTHWEST 20 KM/H GUSTING TO 40 BECOMING  
LIGHT NEAR MIDNIGHT. LOW MINUS 3. WIND CHILL MINUS 7 OVERNIGHT.  
 
YELLOWKNIFE REGION.  
TONIGHT..MAINLY CLOUDY. WIND SOUTH 20 KM/H. LOW PLUS 4.  
WEDNESDAY..CLEARING EARLY IN THE MORNING. WIND SOUTH 20 KM/H BECOMING  
WEST 20 IN THE AFTERNOON. HIGH 10. UV INDEX 1 OR LOW.  
WEDNESDAY NIGHT..CLEAR. WIND WEST 20 KM/H. LOW MINUS 3. WIND CHILL  
MINUS 8 OVERNIGHT.  
 
NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO.  
TONIGHT..CLOUDY. 30 PERCENT CHANCE OF FLURRIES THIS EVENING. CLEARING  
OVERNIGHT. WIND SOUTHEAST 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS  
EVENING. WIND BECOMING SOUTH 20 OVERNIGHT. TEMPERATURE RISING TO 6  
BY MORNING.  
WEDNESDAY..MAINLY SUNNY. WIND SOUTHWEST 20 KM/H GUSTING TO 40.  
HIGH 9. UV INDEX 1 OR LOW.  
WEDNESDAY NIGHT..PARTLY CLOUDY. BECOMING CLEAR NEAR MIDNIGHT. WIND  
SOUTHWEST 20 KM/H GUSTING TO 40 BECOMING NORTHWEST 20 IN THE  
EVENING. LOW MINUS 3. WIND CHILL MINUS 8 OVERNIGHT.  
 
REMAINDER UNCHANGED.  
 
END  
 
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