171
FPCN12 CWNT 182130
FORECASTS FOR THE MACKENZIE DELTA AND ARCTIC COAST AREAS OF THE
NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 4:00 P.M. MDT
TUESDAY 18 AUGUST 2026 FOR TONIGHT WEDNESDAY AND WEDNESDAY NIGHT.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MDT
WEDNESDAY.
SOUTH DELTA REGION INCLUDING FT. MCPHERSON - TSIIGEHTCHIC.
TONIGHT..CLOUDY. SHOWERS BEGINNING EARLY THIS EVENING AND ENDING
OVERNIGHT. WIND SOUTHWEST 20 KM/H GUSTING TO 40 BECOMING NORTH 20
GUSTING TO 40 EARLY THIS EVENING THEN LIGHT OVERNIGHT. LOW 7.
WEDNESDAY..A MIX OF SUN AND CLOUD. HIGH 21. UV INDEX 3 OR MODERATE.
WEDNESDAY NIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS
OVERNIGHT. LOW 10.
AKLAVIK REGION.
TONIGHT..CLOUDY. SHOWERS BEGINNING EARLY THIS EVENING AND ENDING
OVERNIGHT. CLEARING BEFORE MORNING. WIND NORTHWEST 30 KM/H GUSTING
TO 50. LOW 7.
WEDNESDAY..MAINLY SUNNY. INCREASING CLOUDINESS EARLY IN THE
AFTERNOON. HIGH 17. UV INDEX 3 OR MODERATE.
WEDNESDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND
BECOMING NORTH 20 KM/H NEAR MIDNIGHT. LOW 9.
INUVIK REGION.
TONIGHT..CLOUDY. SHOWERS BEGINNING EARLY THIS EVENING. WIND BECOMING
NORTHWEST 30 KM/H GUSTING TO 50 EARLY THIS EVENING. LOW 7.
WEDNESDAY..A MIX OF SUN AND CLOUD. HIGH 17. UV INDEX 3 OR MODERATE.
WEDNESDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 8.
TUKTOYAKTUK - EAST CHANNEL REGION.
TONIGHT..CLOUDY. SHOWERS BEGINNING EARLY THIS EVENING. WIND NORTHWEST
40 KM/H GUSTING TO 60. LOW 7.
WEDNESDAY..SHOWERS ENDING IN THE MORNING THEN A MIX OF SUN AND CLOUD.
WIND NORTHWEST 40 KM/H GUSTING TO 60 DIMINISHING TO 20 IN THE
MORNING. HIGH 9. UV INDEX 3 OR MODERATE.
WEDNESDAY NIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS.
WIND NORTH 20 KM/H. LOW 6.
PAULATUK.
TONIGHT..CLOUDY. 60 PERCENT CHANCE OF SHOWERS THIS EVENING. WIND
BECOMING WEST 30 KM/H OVERNIGHT. LOW 8.
WEDNESDAY..PERIODS OF RAIN. AMOUNT 5 MM. WIND WEST 30 KM/H. HIGH 9.
UV INDEX 1 OR LOW.
WEDNESDAY NIGHT..OVERCAST. WIND NORTHWEST 30 KM/H BECOMING LIGHT NEAR
MIDNIGHT. LOW 6.
SACHS HARBOUR.
TONIGHT..SHOWERS. HAZY THIS EVENING. WIND BECOMING NORTH 20 KM/H
OVERNIGHT. LOW PLUS 5.
WEDNESDAY..A MIX OF SUN AND CLOUD. WIND NORTH 50 KM/H GUSTING TO 70.
TEMPERATURE STEADY NEAR PLUS 4. UV INDEX 3 OR MODERATE.
WEDNESDAY NIGHT..PARTLY CLOUDY. WIND NORTH 50 KM/H GUSTING TO 70
BECOMING NORTHWEST 30 IN THE EVENING. LOW PLUS 1.
ULUKHAKTOK.
TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS LATE THIS
EVENING AND OVERNIGHT. LOCAL SMOKE THIS EVENING. WIND SOUTHEAST
20 KM/H BECOMING LIGHT THIS EVENING. LOW 7.
WEDNESDAY..MAINLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS IN THE MORNING
AND EARLY IN THE AFTERNOON. WIND BECOMING NORTHWEST 30 KM/H GUSTING
TO 50 IN THE MORNING. HIGH 11. UV INDEX 2 OR LOW.
WEDNESDAY NIGHT..CLEAR. WIND NORTHWEST 40 KM/H GUSTING TO 60. LOW
PLUS 5.
END
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