415
FPCN11 CWNT 231630
FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE
NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 11:00 A.M. MDT
MONDAY 23 MARCH 2026 FOR TODAY AND TUESDAY.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 4:00 P.M. MDT.
THEBACHA REGION INCLUDING FT. SMITH - SALT RIVER RESERVE.
TODAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 19. WIND CHILL MINUS 31
THIS MORNING AND MINUS 26 THIS AFTERNOON. RISK OF FROSTBITE. UV
INDEX 1 OR LOW.
TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 32. WIND CHILL MINUS 26
THIS EVENING AND MINUS 38 OVERNIGHT. RISK OF FROSTBITE.
TUESDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 19. WIND CHILL
MINUS 38 IN THE MORNING AND MINUS 26 IN THE AFTERNOON. RISK OF
FROSTBITE. UV INDEX 1 OR LOW.
LUTSEL K'E REGION.
TODAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 27. WIND CHILL MINUS 42
THIS MORNING AND MINUS 36 THIS AFTERNOON. FROSTBITE IN MINUTES. UV
INDEX 1 OR LOW.
TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 37. WIND CHILL MINUS 36
THIS EVENING AND MINUS 44 OVERNIGHT. FROSTBITE IN MINUTES.
TUESDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 24. WIND CHILL
MINUS 44 IN THE MORNING AND MINUS 34 IN THE AFTERNOON. FROSTBITE IN
MINUTES. UV INDEX 1 OR LOW.
FT. RESOLUTION REGION INCLUDING HWY. 6.
TODAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 23. WIND CHILL MINUS 39
THIS MORNING AND MINUS 33 THIS AFTERNOON. RISK OF FROSTBITE. UV
INDEX 1 OR LOW.
TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 36. WIND CHILL MINUS 35
THIS EVENING AND MINUS 46 OVERNIGHT. FROSTBITE IN MINUTES.
TUESDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 24. WIND CHILL
MINUS 46 IN THE MORNING AND MINUS 32 IN THE AFTERNOON. FROSTBITE IN
MINUTES. UV INDEX 1 OR LOW.
HAY RIVER REGION INCLUDING ENTERPRISE.
TODAY..MAINLY SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 27. WIND CHILL
NEAR MINUS 41. FROSTBITE IN MINUTES. UV INDEX 1 OR LOW.
TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 37. WIND CHILL MINUS 39
THIS EVENING AND MINUS 48 OVERNIGHT. FROSTBITE IN MINUTES.
TUESDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 23. WIND CHILL
MINUS 48 IN THE MORNING AND MINUS 28 IN THE AFTERNOON. FROSTBITE IN
MINUTES. UV INDEX 1 OR LOW.
FT. PROVIDENCE REGION INCLUDING KAKISA - CHAN LAKE.
TODAY..A MIX OF SUN AND CLOUD. WIND UP TO 15 KM/H. HIGH MINUS 19.
WIND CHILL MINUS 32 THIS MORNING AND MINUS 23 THIS AFTERNOON. RISK
OF FROSTBITE. UV INDEX 1 OR LOW.
TONIGHT..A FEW CLOUDS. WIND UP TO 15 KM/H. LOW MINUS 35. WIND CHILL
MINUS 23 THIS EVENING AND MINUS 41 OVERNIGHT. FROSTBITE IN MINUTES.
TUESDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 17. WIND CHILL
MINUS 41 IN THE MORNING AND MINUS 21 IN THE AFTERNOON. FROSTBITE IN
MINUTES. UV INDEX 1 OR LOW.
FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER.
TODAY..A MIX OF SUN AND CLOUD. WIND UP TO 15 KM/H. HIGH MINUS 15.
WIND CHILL MINUS 27 THIS MORNING AND MINUS 19 THIS AFTERNOON. UV
INDEX 1 OR LOW.
TONIGHT..PARTLY CLOUDY. WIND UP TO 15 KM/H. LOW MINUS 28. WIND CHILL
MINUS 19 THIS EVENING AND MINUS 34 OVERNIGHT. RISK OF FROSTBITE.
TUESDAY..A MIX OF SUN AND CLOUD. WIND UP TO 15 KM/H. HIGH MINUS 15.
WIND CHILL MINUS 33 IN THE MORNING AND MINUS 21 IN THE AFTERNOON.
RISK OF FROSTBITE. UV INDEX 1 OR LOW.
FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.
TODAY..A MIX OF SUN AND CLOUD EXCEPT CLOUDY OVER SOUTHWESTERN
SECTIONS WITH 60 PERCENT CHANCE OF FLURRIES. WIND UP TO 15 KM/H.
HIGH MINUS 13. WIND CHILL MINUS 28 THIS MORNING AND MINUS 19 THIS
AFTERNOON. RISK OF FROSTBITE. UV INDEX 1 OR LOW.
TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES. WIND UP TO
15 KM/H. LOW MINUS 22. WIND CHILL MINUS 19 THIS EVENING AND MINUS 30
OVERNIGHT. RISK OF FROSTBITE.
TUESDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF FLURRIES.
WIND UP TO 15 KM/H. HIGH MINUS 13. WIND CHILL MINUS 30 IN THE
MORNING AND MINUS 20 IN THE AFTERNOON. RISK OF FROSTBITE. UV INDEX 1
OR LOW.
YELLOWKNIFE REGION.
TODAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 24. WIND CHILL MINUS 43
THIS MORNING AND MINUS 32 THIS AFTERNOON. FROSTBITE IN MINUTES. UV
INDEX 1 OR LOW.
TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 35. WIND CHILL MINUS 32
THIS EVENING AND MINUS 45 OVERNIGHT. FROSTBITE IN MINUTES.
TUESDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 21. WIND CHILL
MINUS 45 IN THE MORNING AND MINUS 30 IN THE AFTERNOON. FROSTBITE IN
MINUTES. UV INDEX 1 OR LOW.
NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO.
TODAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 26. WIND CHILL MINUS 50
THIS MORNING AND MINUS 34 THIS AFTERNOON. FROSTBITE IN MINUTES. UV
INDEX 1 OR LOW.
TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 38. WIND CHILL MINUS 34
THIS EVENING AND MINUS 49 OVERNIGHT. FROSTBITE IN MINUTES.
TUESDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 22. WIND CHILL
MINUS 49 IN THE MORNING AND MINUS 30 IN THE AFTERNOON. FROSTBITE IN
MINUTES. UV INDEX 1 OR LOW.
WRIGLEY REGION.
TODAY..MAINLY SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 16. WIND CHILL
MINUS 34 THIS MORNING AND MINUS 22 THIS AFTERNOON. RISK OF
FROSTBITE. UV INDEX 1 OR LOW.
TONIGHT..A FEW CLOUDS. WIND UP TO 15 KM/H. LOW MINUS 27. WIND CHILL
MINUS 22 THIS EVENING AND MINUS 30 OVERNIGHT. RISK OF FROSTBITE.
TUESDAY..MAINLY SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 15. WIND CHILL
MINUS 32 IN THE MORNING AND MINUS 21 IN THE AFTERNOON. RISK OF
FROSTBITE. UV INDEX 1 OR LOW.
NORMAN WELLS - TULITA REGION.
TODAY..A MIX OF SUN AND CLOUD. CLEARING LATE THIS AFTERNOON. WIND UP
TO 15 KM/H. HIGH MINUS 18. WIND CHILL MINUS 37 THIS MORNING AND
MINUS 25 THIS AFTERNOON. RISK OF FROSTBITE. UV INDEX 1 OR LOW.
TONIGHT..A FEW CLOUDS. WIND UP TO 15 KM/H. LOW MINUS 36. WIND CHILL
MINUS 25 THIS EVENING AND MINUS 42 OVERNIGHT. FROSTBITE IN MINUTES.
TUESDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 19. WIND CHILL
MINUS 42 IN THE MORNING AND MINUS 28 IN THE AFTERNOON. FROSTBITE IN
MINUTES. UV INDEX 1 OR LOW.
FORT GOOD HOPE REGION.
TODAY..MAINLY SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 19. WIND CHILL
MINUS 33 THIS MORNING AND MINUS 26 THIS AFTERNOON. RISK OF
FROSTBITE. UV INDEX 1 OR LOW.
TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 34. WIND CHILL MINUS 26
THIS EVENING AND MINUS 40 OVERNIGHT. FROSTBITE IN MINUTES.
TUESDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 23. WIND CHILL
MINUS 40 IN THE MORNING AND MINUS 28 IN THE AFTERNOON. FROSTBITE IN
MINUTES. UV INDEX 1 OR LOW.
DELINE.
TODAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 24. WIND CHILL NEAR
MINUS 34. RISK OF FROSTBITE. UV INDEX 1 OR LOW.
TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 33. WIND CHILL NEAR
MINUS 39. RISK OF FROSTBITE.
TUESDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 20. WIND CHILL
MINUS 43 IN THE MORNING AND MINUS 29 IN THE AFTERNOON. FROSTBITE IN
MINUTES. UV INDEX 1 OR LOW.
COLVILLE LAKE.
TODAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 25. WIND CHILL MINUS 42
THIS MORNING AND MINUS 30 THIS AFTERNOON. FROSTBITE IN MINUTES. UV
INDEX 1 OR LOW.
TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 37. WIND CHILL MINUS 30
THIS EVENING AND MINUS 44 OVERNIGHT. FROSTBITE IN MINUTES.
TUESDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD IN THE MORNING. WIND
UP TO 15 KM/H. HIGH MINUS 20. WIND CHILL MINUS 44 IN THE MORNING AND
MINUS 27 IN THE AFTERNOON. FROSTBITE IN MINUTES. UV INDEX 1 OR LOW.
END
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