934
FPCN11 CWNT 212230
FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE
NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 4:00 P.M. MST
SUNDAY 21 DECEMBER 2025 FOR TONIGHT MONDAY AND MONDAY NIGHT.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MST MONDAY.
THEBACHA REGION INCLUDING FT. SMITH - SALT RIVER RESERVE.
TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 40. WIND CHILL MINUS 38
THIS EVENING AND MINUS 45 OVERNIGHT. FROSTBITE IN MINUTES.
MONDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 34. WIND CHILL MINUS 47
IN THE MORNING AND MINUS 40 IN THE AFTERNOON. FROSTBITE IN MINUTES.
MONDAY NIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 38. WIND CHILL
MINUS 40 IN THE EVENING AND MINUS 45 OVERNIGHT. FROSTBITE IN
MINUTES.
LUTSEL K'E REGION.
TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 36. WIND CHILL MINUS 43
THIS EVENING AND MINUS 49 OVERNIGHT. FROSTBITE IN MINUTES.
MONDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 30. WIND CHILL MINUS 48
IN THE MORNING AND MINUS 41 IN THE AFTERNOON. FROSTBITE IN MINUTES.
MONDAY NIGHT..A FEW CLOUDS. WIND UP TO 15 KM/H. LOW MINUS 33. WIND
CHILL NEAR MINUS 45. FROSTBITE IN MINUTES.
FT. RESOLUTION REGION INCLUDING HWY. 6.
TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 36. WIND CHILL MINUS 38
THIS EVENING AND MINUS 46 OVERNIGHT. FROSTBITE IN MINUTES.
MONDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 31. WIND CHILL MINUS 46
IN THE MORNING AND MINUS 40 IN THE AFTERNOON. FROSTBITE IN MINUTES.
MONDAY NIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 34. WIND CHILL
NEAR MINUS 44. FROSTBITE IN MINUTES.
HAY RIVER REGION INCLUDING ENTERPRISE.
TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 39. WIND CHILL MINUS 39
THIS EVENING AND MINUS 45 OVERNIGHT. FROSTBITE IN MINUTES.
MONDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 32. WIND CHILL MINUS 48
IN THE MORNING AND MINUS 42 IN THE AFTERNOON. FROSTBITE IN MINUTES.
MONDAY NIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 35. WIND CHILL
NEAR MINUS 45. FROSTBITE IN MINUTES.
FT. PROVIDENCE REGION INCLUDING KAKISA - CHAN LAKE.
TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 40. WIND CHILL MINUS 39
THIS EVENING AND MINUS 47 OVERNIGHT. FROSTBITE IN MINUTES.
MONDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 33. WIND CHILL MINUS 46
IN THE MORNING AND MINUS 39 IN THE AFTERNOON. FROSTBITE IN MINUTES.
MONDAY NIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 38. WIND CHILL
NEAR MINUS 44. FROSTBITE IN MINUTES.
FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER.
TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 38. WIND CHILL MINUS 37
THIS EVENING AND MINUS 44 OVERNIGHT. FROSTBITE IN MINUTES.
MONDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 35. WIND CHILL NEAR
MINUS 45. FROSTBITE IN MINUTES.
MONDAY NIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 42. WIND CHILL
MINUS 42 IN THE EVENING AND MINUS 48 OVERNIGHT. FROSTBITE IN
MINUTES.
FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.
TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 39. WIND CHILL MINUS 40
THIS EVENING AND MINUS 46 OVERNIGHT. FROSTBITE IN MINUTES.
MONDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 34. WIND CHILL MINUS 45
IN THE MORNING AND MINUS 40 IN THE AFTERNOON. FROSTBITE IN MINUTES.
MONDAY NIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 39. WIND CHILL
NEAR MINUS 48. FROSTBITE IN MINUTES.
YELLOWKNIFE REGION.
TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 37. WIND CHILL MINUS 42
THIS EVENING AND MINUS 48 OVERNIGHT. FROSTBITE IN MINUTES.
MONDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 31. WIND CHILL MINUS 47
IN THE MORNING AND MINUS 40 IN THE AFTERNOON. FROSTBITE IN MINUTES.
MONDAY NIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 35. WIND CHILL
NEAR MINUS 44. FROSTBITE IN MINUTES.
NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO.
TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 39. WIND CHILL MINUS 37
THIS EVENING AND MINUS 49 OVERNIGHT. FROSTBITE IN MINUTES.
MONDAY..MAINLY SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 31. WIND CHILL
MINUS 49 IN THE MORNING AND MINUS 41 IN THE AFTERNOON. FROSTBITE IN
MINUTES.
MONDAY NIGHT..A FEW CLOUDS. WIND UP TO 15 KM/H. LOW MINUS 37. WIND
CHILL MINUS 41 IN THE EVENING AND MINUS 47 OVERNIGHT. FROSTBITE IN
MINUTES.
WRIGLEY REGION.
TONIGHT..A FEW CLOUDS. WIND UP TO 15 KM/H. LOW MINUS 39. WIND CHILL
MINUS 33 THIS EVENING AND MINUS 44 OVERNIGHT. FROSTBITE IN MINUTES.
MONDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 36. WIND CHILL NEAR
MINUS 46. FROSTBITE IN MINUTES.
MONDAY NIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 41. WIND CHILL
NEAR MINUS 47. FROSTBITE IN MINUTES.
NORMAN WELLS - TULITA REGION.
TONIGHT..INCREASING CLOUDINESS EARLY THIS EVENING. 30 PERCENT CHANCE
OF FLURRIES. WIND UP TO 15 KM/H. LOW MINUS 33. WIND CHILL MINUS 33
THIS EVENING AND MINUS 39 OVERNIGHT. RISK OF FROSTBITE.
MONDAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES IN THE
MORNING. CLEARING IN THE AFTERNOON. WIND UP TO 15 KM/H. HIGH
MINUS 30. WIND CHILL NEAR MINUS 39. RISK OF FROSTBITE.
MONDAY NIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 36. WIND CHILL
MINUS 37 IN THE EVENING AND MINUS 42 OVERNIGHT. FROSTBITE IN
MINUTES.
FORT GOOD HOPE REGION.
TONIGHT..MAINLY CLOUDY WITH 40 PERCENT CHANCE OF FLURRIES. WIND UP TO
15 KM/H. LOW MINUS 27. WIND CHILL NEAR MINUS 31. RISK OF FROSTBITE.
MONDAY..CLEARING IN THE MORNING. WIND UP TO 15 KM/H. TEMPERATURE
FALLING TO MINUS 31 IN THE AFTERNOON. WIND CHILL MINUS 31 IN THE
MORNING AND MINUS 36 IN THE AFTERNOON. RISK OF FROSTBITE.
MONDAY NIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 34. WIND CHILL
NEAR MINUS 39. RISK OF FROSTBITE.
DELINE.
TONIGHT..INCREASING CLOUDINESS EARLY THIS EVENING. 30 PERCENT CHANCE
OF FLURRIES. WIND UP TO 15 KM/H. TEMPERATURE RISING TO MINUS 29 BY
MORNING. WIND CHILL MINUS 45 THIS EVENING AND MINUS 38 OVERNIGHT.
FROSTBITE IN MINUTES.
MONDAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES. WIND UP TO
15 KM/H. HIGH MINUS 27. WIND CHILL NEAR MINUS 38. RISK OF FROSTBITE.
MONDAY NIGHT..CLEARING EARLY IN THE EVENING. WIND UP TO 15 KM/H. LOW
MINUS 32. WIND CHILL MINUS 36 IN THE EVENING AND MINUS 42 OVERNIGHT.
FROSTBITE IN MINUTES.
COLVILLE LAKE.
TONIGHT..PERIODS OF LIGHT SNOW. WIND SOUTHWEST 20 KM/H GUSTING TO 40
BECOMING LIGHT THIS EVENING. TEMPERATURE RISING TO MINUS 26 BY
MORNING. WIND CHILL MINUS 42 THIS EVENING AND MINUS 34 OVERNIGHT.
FROSTBITE IN MINUTES.
MONDAY..PERIODS OF LIGHT SNOW ENDING IN THE MORNING THEN CLEARING.
WIND UP TO 15 KM/H. TEMPERATURE FALLING TO MINUS 33 IN THE
AFTERNOON. WIND CHILL MINUS 36 IN THE MORNING AND MINUS 43 IN THE
AFTERNOON. FROSTBITE IN MINUTES.
MONDAY NIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 37. WIND CHILL
MINUS 43 IN THE EVENING AND MINUS 48 OVERNIGHT. FROSTBITE IN
MINUTES.
END
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