162  
FPCN11 CWNT 291218 AAA  
UPDATED FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS  
OF THE NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT  
6:17 A.M. MDT SATURDAY 29 AUGUST 2026 FOR TODAY AND SUNDAY.  
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 11:00 A.M. MDT.  
 
FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER.  
TODAY..A MIX OF SUN AND CLOUD. BECOMING SUNNY THIS MORNING.  
INCREASING CLOUDINESS LATE THIS AFTERNOON. FOG PATCHES BECOMING  
LOCAL SMOKE THIS MORNING. HIGH 18. UV INDEX 3 OR MODERATE.  
TONIGHT..CLOUDY. CLEARING OVERNIGHT. LOCAL SMOKE. LOW 8.  
SUNDAY..SUNNY. LOCAL SMOKE. WIND BECOMING NORTHWEST 20 KM/H NEAR  
NOON. HIGH 19. UV INDEX 3 OR MODERATE.  
 
YELLOWKNIFE REGION.  
TODAY..RAIN ENDING EARLY THIS MORNING THEN A MIX OF SUN AND CLOUD.  
30 PERCENT CHANCE OF SHOWERS LATE THIS AFTERNOON. WIND SOUTHEAST  
30 KM/H. HIGH 16. UV INDEX 3 OR MODERATE.  
TONIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 11.  
SUNDAY..CLEARING IN THE MORNING. WIND BECOMING WEST 20 KM/H IN THE  
MORNING. HIGH 18. UV INDEX 3 OR MODERATE.  
 
REMAINDER UNCHANGED.  
 
END  
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