FPCN11 CWNT 220819 AAF

UPDATED FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS

OF THE NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT

2:19 A.M. MDT SUNDAY 22 MARCH 2026 FOR TONIGHT SUNDAY AND SUNDAY

NIGHT.

THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MDT.



COLVILLE LAKE.

TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES. WIND UP TO

 15 KM/H. LOW MINUS 30. WIND CHILL MINUS 39 OVERNIGHT. RISK OF

 FROSTBITE.

SUNDAY..A MIX OF SUN AND CLOUD. WIND UP TO 15 KM/H. HIGH MINUS 21.

 WIND CHILL MINUS 39 IN THE MORNING AND MINUS 28 IN THE AFTERNOON.

 RISK OF FROSTBITE. UV INDEX 1 OR LOW.

SUNDAY NIGHT..PARTLY CLOUDY. WIND UP TO 15 KM/H. LOW MINUS 34. WIND

 CHILL MINUS 28 IN THE EVENING AND MINUS 44 OVERNIGHT. FROSTBITE IN

 MINUTES.



REMAINDER UNCHANGED.



END