429
FPCN11 CWNT 211730
FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE
NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 11:00 A.M. MST
SUNDAY 21 DECEMBER 2025 FOR TODAY AND MONDAY.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 4:00 P.M. MST.
THEBACHA REGION INCLUDING FT. SMITH - SALT RIVER RESERVE.
TODAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 30. WIND CHILL NEAR
MINUS 42. FROSTBITE IN MINUTES.
TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 38. WIND CHILL NEAR
MINUS 44. FROSTBITE IN MINUTES.
MONDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 33. WIND CHILL MINUS 45
IN THE MORNING AND MINUS 39 IN THE AFTERNOON. FROSTBITE IN MINUTES.
LUTSEL K'E REGION.
TODAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 29. WIND CHILL NEAR
MINUS 43. FROSTBITE IN MINUTES.
TONIGHT..CLEAR. WIND BECOMING WEST 20 KM/H LATE THIS EVENING. LOW
MINUS 35. WIND CHILL MINUS 41 THIS EVENING AND MINUS 49 OVERNIGHT.
FROSTBITE IN MINUTES.
MONDAY..SUNNY. WIND WEST 20 KM/H. HIGH MINUS 29. WIND CHILL MINUS 47
IN THE MORNING AND MINUS 42 IN THE AFTERNOON. FROSTBITE IN MINUTES.
FT. RESOLUTION REGION INCLUDING HWY. 6.
TODAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 26. WIND CHILL MINUS 39
THIS MORNING AND MINUS 34 THIS AFTERNOON. RISK OF FROSTBITE.
TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 35. WIND CHILL MINUS 36
THIS EVENING AND MINUS 44 OVERNIGHT. FROSTBITE IN MINUTES.
MONDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 31. WIND CHILL NEAR
MINUS 45. FROSTBITE IN MINUTES.
HAY RIVER REGION INCLUDING ENTERPRISE.
TODAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 27. WIND CHILL NEAR
MINUS 40. FROSTBITE IN MINUTES.
TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 39. WIND CHILL MINUS 37
THIS EVENING AND MINUS 45 OVERNIGHT. FROSTBITE IN MINUTES.
MONDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 33. WIND CHILL MINUS 50
IN THE MORNING AND MINUS 45 IN THE AFTERNOON. FROSTBITE IN MINUTES.
FT. PROVIDENCE REGION INCLUDING KAKISA - CHAN LAKE.
TODAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 31. WIND CHILL NEAR
MINUS 40. FROSTBITE IN MINUTES.
TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 38. WIND CHILL MINUS 40
THIS EVENING AND MINUS 45 OVERNIGHT. FROSTBITE IN MINUTES.
MONDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 33. WIND CHILL MINUS 45
IN THE MORNING AND MINUS 39 IN THE AFTERNOON. FROSTBITE IN MINUTES.
FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER.
TODAY..MAINLY SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 29. WIND CHILL
MINUS 42 THIS MORNING AND MINUS 34 THIS AFTERNOON. FROSTBITE IN
MINUTES.
TONIGHT..A FEW CLOUDS. WIND UP TO 15 KM/H. LOW MINUS 38. WIND CHILL
MINUS 36 THIS EVENING AND MINUS 44 OVERNIGHT. FROSTBITE IN MINUTES.
MONDAY..MAINLY SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 34. WIND CHILL
NEAR MINUS 46. FROSTBITE IN MINUTES.
FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.
TODAY..MAINLY SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 29. WIND CHILL
MINUS 48 THIS MORNING AND MINUS 38 THIS AFTERNOON. FROSTBITE IN
MINUTES.
TONIGHT..A FEW CLOUDS. WIND UP TO 15 KM/H. LOW MINUS 37. WIND CHILL
MINUS 38 THIS EVENING AND MINUS 44 OVERNIGHT. FROSTBITE IN MINUTES.
MONDAY..MAINLY SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 29. WIND CHILL
MINUS 43 IN THE MORNING AND MINUS 38 IN THE AFTERNOON. FROSTBITE IN
MINUTES.
YELLOWKNIFE REGION.
TODAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 30. WIND CHILL MINUS 45
THIS MORNING AND MINUS 39 THIS AFTERNOON. FROSTBITE IN MINUTES.
TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 35. WIND CHILL MINUS 40
THIS EVENING AND MINUS 45 OVERNIGHT. FROSTBITE IN MINUTES.
MONDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 29. WIND CHILL MINUS 44
IN THE MORNING AND MINUS 38 IN THE AFTERNOON. FROSTBITE IN MINUTES.
NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO.
TODAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 31. WIND CHILL MINUS 45
THIS MORNING AND MINUS 37 THIS AFTERNOON. FROSTBITE IN MINUTES.
TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 34. WIND CHILL MINUS 37
THIS EVENING AND MINUS 44 OVERNIGHT. FROSTBITE IN MINUTES.
MONDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD IN THE AFTERNOON. WIND
UP TO 15 KM/H. HIGH MINUS 27. WIND CHILL MINUS 42 IN THE MORNING AND
MINUS 36 IN THE AFTERNOON. FROSTBITE IN MINUTES.
WRIGLEY REGION.
TODAY..A MIX OF SUN AND CLOUD. WIND UP TO 15 KM/H. HIGH MINUS 26.
WIND CHILL MINUS 38 THIS MORNING AND MINUS 31 THIS AFTERNOON. RISK
OF FROSTBITE.
TONIGHT..A FEW CLOUDS. WIND UP TO 15 KM/H. LOW MINUS 40. WIND CHILL
MINUS 36 THIS EVENING AND MINUS 46 OVERNIGHT. FROSTBITE IN MINUTES.
MONDAY..MAINLY SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 35. WIND CHILL
MINUS 47 IN THE MORNING AND MINUS 42 IN THE AFTERNOON. FROSTBITE IN
MINUTES.
NORMAN WELLS - TULITA REGION.
TODAY..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. WIND UP TO
15 KM/H. HIGH MINUS 23. WIND CHILL MINUS 34 THIS MORNING AND
MINUS 29 THIS AFTERNOON. RISK OF FROSTBITE.
TONIGHT..PARTLY CLOUDY. WIND UP TO 15 KM/H. LOW MINUS 33. WIND CHILL
MINUS 30 THIS EVENING AND MINUS 39 OVERNIGHT. RISK OF FROSTBITE.
MONDAY..PARTLY CLOUDY. WIND UP TO 15 KM/H. HIGH MINUS 28. WIND CHILL
MINUS 39 IN THE MORNING AND MINUS 33 IN THE AFTERNOON. RISK OF
FROSTBITE.
FORT GOOD HOPE REGION.
TODAY..INCREASING CLOUDINESS NEAR NOON. 40 PERCENT CHANCE OF
FLURRIES. WIND UP TO 15 KM/H. HIGH MINUS 23. WIND CHILL NEAR
MINUS 34. RISK OF FROSTBITE.
TONIGHT..CLOUDY WITH 40 PERCENT CHANCE OF FLURRIES. WIND UP TO 15
KM/H. LOW MINUS 27. WIND CHILL NEAR MINUS 35. RISK OF FROSTBITE.
MONDAY..CLOUDY WITH 40 PERCENT CHANCE OF FLURRIES IN THE MORNING.
CLEARING IN THE AFTERNOON. WIND UP TO 15 KM/H. HIGH MINUS 25 WITH
TEMPERATURE FALLING TO MINUS 31 IN THE AFTERNOON. WIND CHILL
MINUS 30 IN THE MORNING AND MINUS 40 IN THE AFTERNOON. FROSTBITE IN
MINUTES.
DELINE.
TODAY..A FEW CLOUDS. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING
LIGHT THIS AFTERNOON. HIGH MINUS 27. WIND CHILL MINUS 46 THIS
MORNING AND MINUS 38 THIS AFTERNOON. FROSTBITE IN MINUTES.
TONIGHT..A FEW CLOUDS. WIND UP TO 15 KM/H. LOW MINUS 29. WIND CHILL
NEAR MINUS 39. RISK OF FROSTBITE.
MONDAY..A FEW CLOUDS. WIND UP TO 15 KM/H. HIGH MINUS 25. WIND CHILL
MINUS 34 IN THE MORNING AND MINUS 39 IN THE AFTERNOON. RISK OF
FROSTBITE.
COLVILLE LAKE.
TODAY..CLOUDY WITH 40 PERCENT CHANCE OF FLURRIES. WIND SOUTHWEST
20 KM/H BECOMING LIGHT THIS AFTERNOON. HIGH MINUS 23. WIND CHILL
MINUS 47 THIS MORNING AND MINUS 31 THIS AFTERNOON. FROSTBITE IN
MINUTES.
TONIGHT..CLOUDY WITH 40 PERCENT CHANCE OF FLURRIES. WIND UP TO 15
KM/H. LOW MINUS 25. WIND CHILL NEAR MINUS 33. RISK OF FROSTBITE.
MONDAY..CLOUDY WITH 40 PERCENT CHANCE OF FLURRIES EARLY IN THE
MORNING. CLEARING IN THE MORNING. WIND UP TO 15 KM/H. TEMPERATURE
FALLING TO MINUS 32 IN THE AFTERNOON. WIND CHILL MINUS 33 IN THE
MORNING AND MINUS 40 IN THE AFTERNOON. FROSTBITE IN MINUTES.
END
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