FPCN12 CWNT 192132

FORECASTS FOR THE MACKENZIE DELTA AND ARCTIC COAST AREAS OF THE

NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 4:00 P.M. MDT

TUESDAY 19 AUGUST 2025 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..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. WIND NORTH

 20 KM/H BECOMING LIGHT OVERNIGHT. LOW 6.

WEDNESDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 16. UV

 INDEX 2 OR LOW.

WEDNESDAY NIGHT..CLEARING IN THE EVENING. LOW 8.



AKLAVIK REGION.

TONIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. WIND NORTH

 20 KM/H GUSTING TO 40 BECOMING LIGHT LATE THIS EVENING. LOW PLUS 5.

WEDNESDAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. WIND

 BECOMING SOUTH 20 KM/H LATE IN THE MORNING. HIGH 15. UV INDEX 2 OR

 LOW.

WEDNESDAY NIGHT..CLEARING EARLY IN THE EVENING. WIND SOUTH 20 KM/H

 BECOMING LIGHT LATE IN THE EVENING. LOW 9.



INUVIK REGION.

TONIGHT..CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING. WIND

 NORTHWEST 20 KM/H BECOMING LIGHT EARLY THIS EVENING. LOW PLUS 4.

WEDNESDAY..CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON.

 HIGH 15. UV INDEX 2 OR LOW.

WEDNESDAY NIGHT..CLEARING IN THE EVENING. LOW 9.



TUKTOYAKTUK - EAST CHANNEL REGION.

TONIGHT..CLOUDY WITH 30 PERCENT CHANCE OF DRIZZLE. FOG PATCHES. WIND

 NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT OVERNIGHT. LOW

 PLUS 4.

WEDNESDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF DRIZZLE EARLY IN THE

 MORNING THEN 30 PERCENT CHANCE OF SHOWERS LATE IN THE MORNING AND

 EARLY AFTERNOON. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 11. UV

 INDEX 2 OR LOW.

WEDNESDAY NIGHT..CLEAR. WIND BECOMING SOUTH 20 KM/H BEFORE MORNING.

 LOW 8.



PAULATUK.

TONIGHT..CLOUDY. BECOMING PARTLY CLOUDY THIS EVENING. FOG PATCHES

 DEVELOPING OVERNIGHT. LOW PLUS 4.

WEDNESDAY..CLOUDY. BECOMING A MIX OF SUN AND CLOUD LATE IN THE

 MORNING. FOG PATCHES DISSIPATING LATE IN THE MORNING. HIGH 8. UV

 INDEX 3 OR MODERATE.

WEDNESDAY NIGHT..PARTLY CLOUDY. BECOMING CLEAR LATE IN THE EVENING.

 LOW 6.



SACHS HARBOUR.

TONIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. CLEARING BEFORE

 MORNING. FOG PATCHES DISSIPATING OVERNIGHT. LOW ZERO.

WEDNESDAY..MAINLY SUNNY. HIGH PLUS 3. UV INDEX 2 OR LOW.

WEDNESDAY NIGHT..PARTLY CLOUDY. WIND UP TO 15 KM/H. LOW MINUS 1. WIND

 CHILL MINUS 5 OVERNIGHT.



ULUKHAKTOK.

TONIGHT..INCREASING CLOUDINESS. 30 PERCENT CHANCE OF SHOWERS

 OVERNIGHT. WIND SOUTH 20 KM/H BECOMING LIGHT THIS EVENING. LOW 6.

WEDNESDAY..CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY IN THE MORNING.

 BECOMING A MIX OF SUN AND CLOUD NEAR NOON. WIND BECOMING NORTHWEST

 20 KM/H IN THE MORNING. HIGH 10. UV INDEX 2 OR LOW.

WEDNESDAY NIGHT..A FEW CLOUDS. WIND NORTHWEST 20 KM/H BECOMING LIGHT

 IN THE EVENING. LOW PLUS 4.



END