854  
FPCN12 CWNT 062130  
FORECASTS FOR THE MACKENZIE DELTA AND ARCTIC COAST AREAS OF THE  
NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 4:00 P.M. MDT  
THURSDAY 6 AUGUST 2026 FOR TONIGHT FRIDAY AND FRIDAY NIGHT.  
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MDT FRIDAY.  
 
SOUTH DELTA REGION INCLUDING FT. MCPHERSON - TSIIGEHTCHIC.  
TONIGHT..CLEAR. WIND SOUTHEAST 20 KM/H BECOMING LIGHT THIS EVENING.  
LOW 10.  
FRIDAY..SUNNY IN THE MORNING AND EARLY IN THE AFTERNOON THEN A MIX OF  
SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS LATE IN THE  
AFTERNOON. RISK OF A THUNDERSTORM LATE IN THE AFTERNOON. HIGH 26.  
HUMIDEX 30. UV INDEX 4 OR MODERATE.  
FRIDAY NIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE  
EVENING AND AFTER MIDNIGHT. RISK OF A THUNDERSTORM IN THE EVENING.  
LOW 15.  
 
AKLAVIK REGION.  
TONIGHT..CLEAR. WIND SOUTHEAST 20 KM/H GUSTING TO 40. LOW 13.  
FRIDAY..SUNNY IN THE MORNING AND EARLY IN THE AFTERNOON THEN A MIX OF  
SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS LATE IN THE  
AFTERNOON. RISK OF A THUNDERSTORM LATE IN THE AFTERNOON. WIND  
SOUTHEAST 20 KM/H GUSTING TO 40. HIGH 25. HUMIDEX 29. UV INDEX 3 OR  
MODERATE.  
FRIDAY NIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE  
EVENING AND AFTER MIDNIGHT. RISK OF A THUNDERSTORM IN THE EVENING.  
WIND SOUTHEAST 20 KM/H GUSTING TO 40 BECOMING LIGHT LATE IN THE  
EVENING. LOW 14.  
 
INUVIK REGION.  
TONIGHT..CLEAR. WIND SOUTHEAST 20 KM/H BECOMING LIGHT THIS EVENING.  
LOW 14.  
FRIDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H IN THE MORNING.  
HIGH 25. HUMIDEX 27. UV INDEX 3 OR MODERATE.  
FRIDAY NIGHT..CLEAR EARLY IN THE EVENING THEN PARTLY CLOUDY WITH  
30 PERCENT CHANCE OF SHOWERS LATE IN THE EVENING AND OVERNIGHT. WIND  
SOUTHEAST 20 KM/H BECOMING LIGHT IN THE EVENING. LOW 13.  
 
TUKTOYAKTUK - EAST CHANNEL REGION.  
TONIGHT..CLEAR. WIND SOUTHEAST 20 KM/H GUSTING TO 40 BECOMING LIGHT  
THIS EVENING. WIND BECOMING SOUTH 20 GUSTING TO 40 OVERNIGHT.  
LOW 14.  
FRIDAY..SUNNY. WIND SOUTH 20 KM/H GUSTING TO 40. HIGH 23. HUMIDEX 25.  
UV INDEX 3 OR MODERATE.  
FRIDAY NIGHT..CLEAR. BECOMING PARTLY CLOUDY IN THE EVENING. WIND  
SOUTH 20 KM/H. LOW 10.  
 
PAULATUK.  
TONIGHT..CLEAR. WIND NORTHEAST 20 KM/H BECOMING LIGHT THIS EVENING.  
LOW 9.  
FRIDAY..SUNNY. WIND BECOMING SOUTH 20 KM/H GUSTING TO 40 IN THE  
MORNING THEN LIGHT LATE IN THE AFTERNOON. HIGH 21. UV INDEX 3 OR  
MODERATE.  
FRIDAY NIGHT..CLEAR. WIND BECOMING SOUTH 20 KM/H AFTER MIDNIGHT.  
LOW 11.  
 
SACHS HARBOUR.  
TONIGHT..CLEAR. WIND SOUTHEAST 20 KM/H BECOMING LIGHT NEAR MIDNIGHT.  
LOW 6.  
FRIDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H GUSTING TO 40 IN THE  
MORNING. HIGH 13. UV INDEX 3 OR MODERATE.  
FRIDAY NIGHT..CLEAR. WIND SOUTHEAST 20 KM/H GUSTING TO 40. LOW 9.  
 
ULUKHAKTOK.  
TONIGHT..A FEW CLOUDS. LOW 11.  
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 16. UV INDEX 3 OR MODERATE.  
FRIDAY NIGHT..PARTLY CLOUDY. LOW 11.  
 
END  
 
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