FPCN11 CWNT 220613 AAD

UPDATED FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS

OF THE NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT

12:12 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.



FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.

TONIGHT..BECOMING CLOUDY BEFORE MORNING WITH 30 PERCENT CHANCE OF

 FLURRIES. WIND NORTHEAST 20 KM/H. LOW MINUS 20 EXCEPT MINUS 27 IN A

 FEW LOCALITIES. WIND CHILL MINUS 30 OVERNIGHT. RISK OF FROSTBITE.

SUNDAY..CLOUDY. 30 PERCENT CHANCE OF FLURRIES EARLY IN THE MORNING.

 PERIODS OF LIGHT SNOW BEGINNING IN THE MORNING. WIND NORTHEAST

 20 KM/H BECOMING LIGHT IN THE AFTERNOON. HIGH MINUS 13. WIND CHILL

 MINUS 30 IN THE MORNING AND MINUS 20 IN THE AFTERNOON. RISK OF

 FROSTBITE.

SUNDAY NIGHT..PERIODS OF LIGHT SNOW ENDING IN THE EVENING THEN MAINLY

 CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES. WIND UP TO 15 KM/H. LOW

 MINUS 19. WIND CHILL MINUS 20 IN THE EVENING AND MINUS 27 OVERNIGHT.



DELINE.

TONIGHT..PARTLY CLOUDY. WIND NORTHWEST 20 KM/H BECOMING LIGHT

 OVERNIGHT. LOW MINUS 27. WIND CHILL MINUS 38 OVERNIGHT. RISK OF

 FROSTBITE.

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

 WIND CHILL MINUS 38 IN THE MORNING AND MINUS 30 IN THE AFTERNOON.

 RISK OF FROSTBITE. UV INDEX 1 OR LOW.

SUNDAY NIGHT..PARTLY CLOUDY. WIND UP TO 15 KM/H. LOW MINUS 32. WIND

 CHILL MINUS 30 IN THE EVENING AND MINUS 41 OVERNIGHT. FROSTBITE IN

 MINUTES.



COLVILLE LAKE.

TONIGHT..PARTLY CLOUDY. 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