676
FPCN12 CWNT 251030
FORECASTS FOR THE MACKENZIE DELTA AND ARCTIC COAST AREAS OF THE
NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 5:00 A.M. MDT
TUESDAY 25 AUGUST 2026 FOR TODAY AND WEDNESDAY.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 11:00 A.M. MDT.
SOUTH DELTA REGION INCLUDING FT. MCPHERSON - TSIIGEHTCHIC.
TODAY..A MIX OF SUN AND CLOUD. HIGH 22. HUMIDEX 25. UV INDEX 3 OR
MODERATE.
TONIGHT..CLOUDY. RAIN BEGINNING BEFORE MORNING. LOW 12.
WEDNESDAY..RAIN CHANGING TO DRIZZLE MIXED WITH RAIN IN THE AFTERNOON.
AMOUNT 5 MM. WIND BECOMING NORTH 30 KM/H GUSTING TO 50 EARLY IN THE
AFTERNOON. TEMPERATURE FALLING TO 6 IN THE AFTERNOON. UV INDEX 1 OR
LOW.
AKLAVIK REGION.
TODAY..A MIX OF SUN AND CLOUD. HIGH 18. UV INDEX 3 OR MODERATE.
TONIGHT..CLOUDY. RAIN BEGINNING OVERNIGHT. LOW 9.
WEDNESDAY..RAIN CHANGING TO DRIZZLE MIXED WITH RAIN IN THE AFTERNOON.
AMOUNT 5 TO 10 MM. WIND BECOMING NORTHWEST 40 KM/H GUSTING TO 60 IN
THE MORNING. TEMPERATURE FALLING TO PLUS 4 IN THE AFTERNOON. UV
INDEX 1 OR LOW.
INUVIK REGION.
TODAY..A MIX OF SUN AND CLOUD. WIND SOUTHWEST 20 KM/H GUSTING TO 40
BECOMING LIGHT THIS AFTERNOON. HIGH 20. UV INDEX 3 OR MODERATE.
TONIGHT..CLOUDY. RAIN BEGINNING BEFORE MORNING. LOW 11.
WEDNESDAY..RAIN CHANGING TO DRIZZLE MIXED WITH RAIN IN THE AFTERNOON.
AMOUNT 5 TO 10 MM. WIND BECOMING NORTHWEST 40 KM/H GUSTING TO 60 IN
THE MORNING. TEMPERATURE FALLING TO PLUS 5 IN THE AFTERNOON. UV
INDEX 1 OR LOW.
TUKTOYAKTUK - EAST CHANNEL REGION.
TODAY..A MIX OF SUN AND CLOUD. WIND SOUTHWEST 20 KM/H GUSTING TO 40.
HIGH 20. UV INDEX 3 OR MODERATE.
TONIGHT..CLOUDY. RAIN BEGINNING OVERNIGHT. WIND WEST 20 KM/H GUSTING
TO 40 BECOMING LIGHT THIS EVENING. WIND BECOMING NORTHEAST 20
GUSTING TO 40 OVERNIGHT. LOW 9.
WEDNESDAY..RAIN. AMOUNT 5 TO 10 MM. WIND NORTH 30 KM/H GUSTING TO 50
BECOMING NORTHWEST 50 GUSTING TO 70 EARLY IN THE AFTERNOON.
TEMPERATURE FALLING TO PLUS 5 IN THE AFTERNOON. UV INDEX 1 OR LOW.
PAULATUK.
TODAY..CLOUDY. BECOMING A MIX OF SUN AND CLOUD THIS MORNING. WIND
SOUTH 50 KM/H GUSTING TO 80 DIMINISHING TO 30 GUSTING TO 50 THIS
AFTERNOON. HIGH 21. UV INDEX 3 OR MODERATE.
TONIGHT..PARTLY CLOUDY. CLEARING BEFORE MORNING. WIND SOUTH 20 KM/H
GUSTING TO 40. LOW 13.
WEDNESDAY..SUNNY. INCREASING CLOUDINESS IN THE AFTERNOON THEN
60 PERCENT CHANCE OF SHOWERS LATE IN THE AFTERNOON. WIND SOUTHWEST
20 KM/H GUSTING TO 40. HIGH 17. UV INDEX 2 OR LOW.
SACHS HARBOUR.
TODAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS AFTERNOON.
WIND SOUTH 40 KM/H GUSTING TO 60 BECOMING SOUTHWEST 20 GUSTING TO 40
THIS AFTERNOON. HIGH 9. UV INDEX 2 OR LOW.
TONIGHT..MAINLY CLOUDY. WIND SOUTHWEST 20 KM/H GUSTING TO 40 BECOMING
LIGHT THIS EVENING. LOW 6.
WEDNESDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS IN THE MORNING
THEN A MIX OF SUN AND CLOUD. WIND BECOMING SOUTHEAST 20 KM/H GUSTING
TO 40 NEAR NOON. HIGH 11. UV INDEX 2 OR LOW.
ULUKHAKTOK.
TODAY..MAINLY CLOUDY. WIND SOUTHEAST 20 KM/H GUSTING TO 40 INCREASING
TO 40 GUSTING TO 60 THIS MORNING. HIGH 13. UV INDEX 2 OR LOW.
TONIGHT..MAINLY CLOUDY. WIND SOUTHEAST 30 KM/H GUSTING TO 50. LOW 10.
WEDNESDAY..A MIX OF SUN AND CLOUD. WIND SOUTHEAST 30 KM/H GUSTING TO
50. HIGH 16. UV INDEX 2 OR LOW.
END
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