638
FPCN11 CWNT 222130
FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE
NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 4:00 P.M. MDT
WEDNESDAY 22 APRIL 2026 FOR TONIGHT THURSDAY AND THURSDAY NIGHT.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MDT THURSDAY.
THEBACHA REGION INCLUDING FT. SMITH - SALT RIVER RESERVE.
TONIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES. WIND UP TO
15 KM/H. LOW MINUS 7. WIND CHILL MINUS 13 OVERNIGHT.
THURSDAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES. WIND
BECOMING NORTH 20 KM/H NEAR NOON. HIGH MINUS 2. WIND CHILL MINUS 13
IN THE MORNING AND MINUS 8 IN THE AFTERNOON. UV INDEX 3 OR MODERATE.
THURSDAY NIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES.
WIND NORTH 20 KM/H BECOMING LIGHT IN THE EVENING. LOW MINUS 7. WIND
CHILL MINUS 8 IN THE EVENING AND MINUS 13 OVERNIGHT.
LUTSEL K'E REGION.
TONIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 16. WIND CHILL MINUS 8
THIS EVENING AND MINUS 22 OVERNIGHT.
THURSDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD NEAR NOON. WIND
BECOMING NORTHEAST 20 KM/H NEAR NOON. HIGH MINUS 4. WIND CHILL
MINUS 22 IN THE MORNING AND MINUS 10 IN THE AFTERNOON. UV INDEX 3 OR
MODERATE.
THURSDAY NIGHT..PARTLY CLOUDY. WIND NORTHEAST 20 KM/H BECOMING LIGHT
IN THE EVENING. LOW MINUS 11. WIND CHILL MINUS 10 IN THE EVENING AND
MINUS 16 OVERNIGHT.
FT. RESOLUTION REGION INCLUDING HWY. 6.
TONIGHT..CLEAR. WIND NORTH 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS
EVENING. LOW MINUS 12. WIND CHILL MINUS 18 OVERNIGHT.
THURSDAY..MAINLY SUNNY. WIND BECOMING NORTH 20 KM/H NEAR NOON. HIGH
MINUS 2. WIND CHILL MINUS 18 IN THE MORNING AND MINUS 8 IN THE
AFTERNOON. UV INDEX 3 OR MODERATE.
THURSDAY NIGHT..A FEW CLOUDS. WIND NORTH 20 KM/H BECOMING LIGHT IN
THE EVENING. LOW MINUS 11. WIND CHILL MINUS 10 IN THE EVENING AND
MINUS 16 OVERNIGHT.
HAY RIVER REGION INCLUDING ENTERPRISE.
TONIGHT..CLEAR. WIND NORTHEAST 20 KM/H BECOMING LIGHT THIS EVENING.
LOW MINUS 13. WIND CHILL MINUS 8 THIS EVENING AND MINUS 19
OVERNIGHT.
THURSDAY..SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 4. WIND CHILL
MINUS 19 IN THE MORNING AND MINUS 9 IN THE AFTERNOON. UV INDEX 3 OR
MODERATE.
THURSDAY NIGHT..A FEW CLOUDS. WIND UP TO 15 KM/H. LOW MINUS 14. WIND
CHILL MINUS 9 IN THE EVENING AND MINUS 20 OVERNIGHT.
FT. PROVIDENCE REGION INCLUDING KAKISA - CHAN LAKE.
TONIGHT..PARTLY CLOUDY. WIND UP TO 15 KM/H. LOW MINUS 12. WIND CHILL
MINUS 15 OVERNIGHT.
THURSDAY..MAINLY SUNNY. WIND UP TO 15 KM/H. HIGH PLUS 3. WIND CHILL
MINUS 15 IN THE MORNING. UV INDEX 3 OR MODERATE.
THURSDAY NIGHT..A FEW CLOUDS. WIND UP TO 15 KM/H. LOW MINUS 15. WIND
CHILL MINUS 19 OVERNIGHT.
FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER.
TONIGHT..CLOUDY. A FEW FLURRIES BEGINNING THIS EVENING. LOCAL AMOUNT
2 CM. WIND UP TO 15 KM/H. LOW MINUS 6. WIND CHILL MINUS 12
OVERNIGHT.
THURSDAY..CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES IN THE MORNING.
CLEARING IN THE AFTERNOON. WIND UP TO 15 KM/H. HIGH PLUS 3. WIND
CHILL MINUS 12 IN THE MORNING. UV INDEX 2 OR LOW.
THURSDAY NIGHT..A FEW CLOUDS. WIND UP TO 15 KM/H. LOW MINUS 5. WIND
CHILL MINUS 9 OVERNIGHT.
FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.
TONIGHT..MAINLY CLOUDY. 60 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES
CHANGING TO 60 PERCENT CHANCE OF FLURRIES THIS EVENING. WIND UP TO
15 KM/H. LOW MINUS 3. WIND CHILL MINUS 8 OVERNIGHT.
THURSDAY..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES IN THE
MORNING. CLEARING IN THE AFTERNOON. WIND UP TO 15 KM/H. HIGH 7. WIND
CHILL MINUS 8 IN THE MORNING. UV INDEX 3 OR MODERATE.
THURSDAY NIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 4. WIND CHILL
MINUS 8 OVERNIGHT.
YELLOWKNIFE REGION.
TONIGHT..CLEAR. BECOMING PARTLY CLOUDY THIS EVENING. WIND UP TO 15
KM/H. LOW MINUS 11. WIND CHILL MINUS 18 OVERNIGHT.
THURSDAY..CLEARING IN THE MORNING. WIND UP TO 15 KM/H. HIGH MINUS 1.
WIND CHILL MINUS 18 IN THE MORNING AND MINUS 6 IN THE AFTERNOON. UV
INDEX 3 OR MODERATE.
THURSDAY NIGHT..CLEAR. WIND UP TO 15 KM/H. LOW MINUS 12. WIND CHILL
MINUS 6 IN THE EVENING AND MINUS 18 OVERNIGHT.
NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO.
TONIGHT..INCREASING CLOUDINESS EARLY THIS EVENING. A FEW FLURRIES
OVER NORTHERN SECTIONS OVERNIGHT. LOCAL AMOUNT 2 CM OVER NORTHERN
SECTIONS. WIND UP TO 15 KM/H. LOW MINUS 10. WIND CHILL MINUS 6 THIS
EVENING AND MINUS 13 OVERNIGHT.
THURSDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF FLURRIES LATE IN THE
MORNING AND EARLY AFTERNOON. A FEW FLURRIES OVER NORTHERN SECTIONS
EARLY IN THE MORNING. WIND UP TO 15 KM/H. HIGH MINUS 2. WIND CHILL
MINUS 13 IN THE MORNING AND MINUS 6 IN THE AFTERNOON. UV INDEX 2 OR
LOW.
THURSDAY NIGHT..PARTLY CLOUDY. WIND UP TO 15 KM/H. LOW MINUS 14. WIND
CHILL MINUS 6 IN THE EVENING AND MINUS 20 OVERNIGHT.
WRIGLEY REGION.
TONIGHT..FLURRIES ENDING OVERNIGHT THEN CLOUDY. AMOUNT 2 TO 4 CM.
WIND UP TO 15 KM/H. LOW MINUS 9. WIND CHILL MINUS 14 OVERNIGHT.
THURSDAY..CLEARING IN THE MORNING. WIND UP TO 15 KM/H. HIGH PLUS 1.
WIND CHILL MINUS 14 IN THE MORNING. UV INDEX 3 OR MODERATE.
THURSDAY NIGHT..CLEAR. BECOMING PARTLY CLOUDY IN THE EVENING. WIND UP
TO 15 KM/H. LOW MINUS 3. WIND CHILL MINUS 8 OVERNIGHT.
NORMAN WELLS - TULITA REGION.
TONIGHT..LIGHT SNOW ENDING EARLY THIS EVENING THEN CLEARING. WIND
NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT NEAR MIDNIGHT. LOW
MINUS 20. WIND CHILL MINUS 15 THIS EVENING AND MINUS 27 OVERNIGHT.
THURSDAY..SUNNY. INCREASING CLOUDINESS IN THE AFTERNOON. WIND
BECOMING SOUTHEAST 20 KM/H NEAR NOON. HIGH ZERO. WIND CHILL MINUS 27
IN THE MORNING. UV INDEX 3 OR MODERATE.
THURSDAY NIGHT..MAINLY CLOUDY. CLEARING BEFORE MORNING. WIND
SOUTHEAST 20 KM/H BECOMING LIGHT IN THE EVENING. LOW MINUS 8. WIND
CHILL MINUS 13 OVERNIGHT.
FORT GOOD HOPE REGION.
TONIGHT..LIGHT SNOW ENDING EARLY THIS EVENING THEN CLEARING. WIND
WEST 20 KM/H BECOMING LIGHT NEAR MIDNIGHT. LOW MINUS 19. WIND CHILL
NEAR MINUS 23.
THURSDAY..SUNNY. INCREASING CLOUDINESS EARLY IN THE AFTERNOON. WIND
UP TO 15 KM/H. HIGH MINUS 2. WIND CHILL MINUS 23 IN THE MORNING AND
MINUS 7 IN THE AFTERNOON. UV INDEX 3 OR MODERATE.
THURSDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES IN THE
EVENING AND AFTER MIDNIGHT THEN PARTLY CLOUDY. WIND UP TO 15 KM/H.
LOW MINUS 7. WIND CHILL MINUS 7 IN THE EVENING AND MINUS 12
OVERNIGHT.
DELINE.
TONIGHT..SNOW ENDING LATE THIS EVENING THEN CLEARING. AMOUNT 2 CM.
WIND UP TO 15 KM/H. LOW MINUS 20. WIND CHILL MINUS 10 THIS EVENING
AND MINUS 28 OVERNIGHT. RISK OF FROSTBITE.
THURSDAY..SUNNY. WIND BECOMING EAST 20 KM/H IN THE AFTERNOON. HIGH
MINUS 7. WIND CHILL MINUS 27 IN THE MORNING AND MINUS 17 IN THE
AFTERNOON. UV INDEX 3 OR MODERATE.
THURSDAY NIGHT..CLEAR. BECOMING PARTLY CLOUDY IN THE EVENING. WIND
EAST 20 KM/H BECOMING LIGHT NEAR MIDNIGHT. LOW MINUS 10. WIND CHILL
NEAR MINUS 17.
COLVILLE LAKE.
TONIGHT..LIGHT SNOW ENDING EARLY THIS EVENING THEN CLEARING. WIND
NORTH 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS EVENING. LOW
MINUS 25. WIND CHILL MINUS 20 THIS EVENING AND MINUS 32 OVERNIGHT.
RISK OF FROSTBITE.
THURSDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H IN THE AFTERNOON.
HIGH MINUS 8. WIND CHILL MINUS 30 IN THE MORNING AND MINUS 15 IN THE
AFTERNOON. RISK OF FROSTBITE. UV INDEX 2 OR LOW.
THURSDAY NIGHT..INCREASING CLOUDINESS EARLY IN THE EVENING. WIND
SOUTHEAST 20 KM/H BECOMING LIGHT IN THE EVENING. LOW MINUS 12. WIND
CHILL NEAR MINUS 18.
END
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