276
FPCN11 CWNT 221116 AAA
UPDATED FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS
OF THE NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT
5:15 A.M. MDT WEDNESDAY 22 APRIL 2026 FOR TODAY AND THURSDAY.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 11:00 A.M. MDT.
THEBACHA REGION INCLUDING FT. SMITH - SALT RIVER RESERVE.
TODAY..A MIX OF SUN AND CLOUD. WIND UP TO 15 KM/H. HIGH PLUS 1. WIND
CHILL MINUS 8 THIS MORNING. UV INDEX 3 OR MODERATE.
TONIGHT..PARTLY CLOUDY. WIND UP TO 15 KM/H. LOW MINUS 6. WIND CHILL
MINUS 12 OVERNIGHT.
THURSDAY..A MIX OF SUN AND CLOUD. WIND BECOMING NORTH 20 KM/H NEAR
NOON. HIGH MINUS 1. WIND CHILL MINUS 12 IN THE MORNING AND MINUS 5
IN THE AFTERNOON. UV INDEX 3 OR MODERATE.
LUTSEL K'E REGION.
TODAY..MAINLY SUNNY. WIND UP TO 15 KM/H. HIGH MINUS 3. WIND CHILL
MINUS 16 THIS MORNING AND MINUS 7 THIS AFTERNOON. UV INDEX 3 OR
MODERATE.
TONIGHT..PARTLY CLOUDY. WIND UP TO 15 KM/H. LOW MINUS 11. WIND CHILL
MINUS 9 THIS EVENING AND MINUS 18 OVERNIGHT.
THURSDAY..A MIX OF SUN AND CLOUD. WIND BECOMING NORTHEAST 20 KM/H
NEAR NOON. HIGH MINUS 4. WIND CHILL MINUS 18 IN THE MORNING AND
MINUS 9 IN THE AFTERNOON. UV INDEX 3 OR MODERATE.
FT. RESOLUTION REGION INCLUDING HWY. 6.
TODAY..A MIX OF SUN AND CLOUD. WIND BECOMING NORTH 20 KM/H NEAR NOON.
HIGH PLUS 1. WIND CHILL MINUS 12 THIS MORNING. UV INDEX 3 OR
MODERATE.
TONIGHT..PARTLY CLOUDY. WIND NORTH 20 KM/H BECOMING LIGHT THIS
EVENING. LOW MINUS 7. WIND CHILL MINUS 12 OVERNIGHT.
THURSDAY..CLEARING NEAR NOON. WIND BECOMING NORTH 20 KM/H NEAR NOON.
HIGH MINUS 1. WIND CHILL MINUS 12 IN THE MORNING AND MINUS 7 IN THE
AFTERNOON. UV INDEX 3 OR MODERATE.
HAY RIVER REGION INCLUDING ENTERPRISE.
TODAY..A MIX OF SUN AND CLOUD. WIND BECOMING NORTHEAST 20 KM/H NEAR
NOON. HIGH MINUS 4. WIND CHILL NEAR MINUS 14. UV INDEX 3 OR
MODERATE.
TONIGHT..PARTLY CLOUDY. WIND NORTHEAST 20 KM/H BECOMING LIGHT THIS
EVENING. LOW MINUS 11. WIND CHILL NEAR MINUS 16.
THURSDAY..CLEARING NEAR NOON. WIND BECOMING NORTH 20 KM/H NEAR NOON.
HIGH MINUS 4. WIND CHILL MINUS 16 IN THE MORNING AND MINUS 10 IN THE
AFTERNOON. UV INDEX 3 OR MODERATE.
FT. PROVIDENCE REGION INCLUDING KAKISA - CHAN LAKE.
TODAY..A MIX OF SUN AND CLOUD. WIND UP TO 15 KM/H. HIGH PLUS 3. WIND
CHILL MINUS 15 THIS MORNING. UV INDEX 3 OR MODERATE.
TONIGHT..PARTLY CLOUDY. WIND UP TO 15 KM/H. LOW MINUS 10. WIND CHILL
MINUS 13 OVERNIGHT.
THURSDAY..A MIX OF SUN AND CLOUD. WIND UP TO 15 KM/H. HIGH PLUS 1.
WIND CHILL MINUS 13 IN THE MORNING. UV INDEX 3 OR MODERATE.
FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER.
TODAY..CLOUDY. 60 PERCENT CHANCE OF FLURRIES THIS MORNING AND EARLY
THIS AFTERNOON. WIND UP TO 15 KM/H. HIGH PLUS 2. WIND CHILL MINUS 10
THIS MORNING. UV INDEX 1 OR LOW.
TONIGHT..CLOUDY. PERIODS OF SNOW BEGINNING NEAR MIDNIGHT. AMOUNT
2 CM. WIND UP TO 15 KM/H. LOW MINUS 8. WIND CHILL MINUS 15
OVERNIGHT.
THURSDAY..PERIODS OF SNOW ENDING IN THE MORNING THEN CLEARING. WIND
NORTHWEST 20 KM/H BECOMING LIGHT IN THE AFTERNOON. HIGH PLUS 3. WIND
CHILL MINUS 15 IN THE MORNING. UV INDEX 2 OR LOW.
FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.
TODAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF FLURRIES CHANGING TO
30 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES THIS AFTERNOON. WIND
UP TO 15 KM/H. HIGH 6. WIND CHILL MINUS 10 THIS MORNING. UV INDEX 2
OR LOW.
TONIGHT..CLOUDY. 30 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES EARLY
THIS EVENING. PERIODS OF SNOW BEGINNING THIS EVENING. LOCAL SNOWFALL
AMOUNT 2 TO 4 CM. WIND UP TO 15 KM/H. LOW MINUS 3. WIND CHILL
MINUS 8 OVERNIGHT.
THURSDAY..PERIODS OF SNOW ENDING NEAR NOON THEN CLEARING. WIND
BECOMING NORTHEAST 20 KM/H IN THE MORNING. HIGH PLUS 5. WIND CHILL
MINUS 10 IN THE MORNING. UV INDEX 3 OR MODERATE.
YELLOWKNIFE REGION.
TODAY..A MIX OF SUN AND CLOUD. WIND UP TO 15 KM/H. HIGH ZERO. WIND
CHILL MINUS 19 THIS MORNING. UV INDEX 3 OR MODERATE.
TONIGHT..PARTLY CLOUDY. BECOMING CLOUDY LATE THIS EVENING. WIND UP TO
15 KM/H. LOW MINUS 9. WIND CHILL MINUS 16 OVERNIGHT.
THURSDAY..CLEARING IN THE MORNING. WIND UP TO 15 KM/H. HIGH ZERO.
WIND CHILL MINUS 16 IN THE MORNING. UV INDEX 3 OR MODERATE.
NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO.
TODAY..A MIX OF SUN AND CLOUD. FOG PATCHES DISSIPATING THIS MORNING.
WIND UP TO 15 KM/H. HIGH MINUS 3. WIND CHILL MINUS 19 THIS MORNING
AND MINUS 5 THIS AFTERNOON. UV INDEX 3 OR MODERATE.
TONIGHT..PARTLY CLOUDY. BECOMING CLOUDY NEAR MIDNIGHT. LIGHT SNOW
OVER NORTHERN SECTIONS OVERNIGHT. AMOUNT 2 CM OVER NORTHERN
SECTIONS. WIND UP TO 15 KM/H. LOW MINUS 9. WIND CHILL MINUS 7 THIS
EVENING AND MINUS 12 OVERNIGHT.
THURSDAY..MAINLY CLOUDY. LIGHT SNOW OVER NORTHERN SECTIONS IN THE
MORNING. WIND UP TO 15 KM/H. HIGH MINUS 2. WIND CHILL MINUS 12 IN
THE MORNING AND MINUS 6 IN THE AFTERNOON. UV INDEX 3 OR MODERATE.
WRIGLEY REGION.
TODAY..SNOW. AMOUNT 2 TO 4 CM. WIND UP TO 15 KM/H. HIGH MINUS 2. WIND
CHILL MINUS 11 THIS MORNING AND MINUS 5 THIS AFTERNOON. UV INDEX 1
OR LOW.
TONIGHT..SNOW. AMOUNT 2 TO 4 CM. WIND UP TO 15 KM/H. LOW MINUS 11.
WIND CHILL MINUS 9 THIS EVENING AND MINUS 16 OVERNIGHT.
THURSDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF FLURRIES EARLY
IN THE MORNING. WIND UP TO 15 KM/H. HIGH PLUS 2. WIND CHILL MINUS 16
IN THE MORNING. UV INDEX 3 OR MODERATE.
NORMAN WELLS - TULITA REGION.
TODAY..SNOW. AMOUNT 2 TO 4 CM. WIND BECOMING WEST 20 KM/H NEAR NOON.
HIGH MINUS 6. WIND CHILL MINUS 22 THIS MORNING AND MINUS 13 THIS
AFTERNOON. UV INDEX 1 OR LOW.
TONIGHT..PERIODS OF LIGHT SNOW ENDING NEAR MIDNIGHT THEN CLEARING.
WIND WEST 20 KM/H BECOMING LIGHT THIS EVENING. LOW MINUS 18. WIND
CHILL MINUS 13 THIS EVENING AND MINUS 25 OVERNIGHT.
THURSDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD NEAR NOON. WIND
BECOMING SOUTHEAST 20 KM/H NEAR NOON. HIGH PLUS 1. WIND CHILL
MINUS 25 IN THE MORNING. UV INDEX 3 OR MODERATE.
FORT GOOD HOPE REGION.
TODAY..SNOW. AMOUNT 2 TO 4 CM. WIND UP TO 15 KM/H. HIGH MINUS 7. WIND
CHILL MINUS 20 THIS MORNING AND MINUS 13 THIS AFTERNOON. UV INDEX 1
OR LOW.
TONIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES THIS
EVENING. CLEARING OVERNIGHT. WIND UP TO 15 KM/H. LOW MINUS 20. WIND
CHILL MINUS 13 THIS EVENING AND MINUS 24 OVERNIGHT.
THURSDAY..SUNNY. INCREASING CLOUDINESS IN THE AFTERNOON. WIND
BECOMING EAST 20 KM/H IN THE AFTERNOON. HIGH MINUS 2. WIND CHILL
MINUS 26 IN THE MORNING AND MINUS 8 IN THE AFTERNOON. UV INDEX 3 OR
MODERATE.
DELINE.
TODAY..CLOUDY. SNOW BEGINNING THIS MORNING. AMOUNT 2 TO 4 CM. WIND UP
TO 15 KM/H. HIGH MINUS 7. WIND CHILL MINUS 20 THIS MORNING AND
MINUS 12 THIS AFTERNOON. UV INDEX 1 OR LOW.
TONIGHT..SNOW ENDING NEAR MIDNIGHT THEN CLEARING. WIND UP TO 15 KM/H.
LOW MINUS 18. WIND CHILL MINUS 12 THIS EVENING AND MINUS 25
OVERNIGHT.
THURSDAY..MAINLY SUNNY. WIND BECOMING SOUTHEAST 20 KM/H IN THE
AFTERNOON. HIGH MINUS 6. WIND CHILL MINUS 25 IN THE MORNING AND
MINUS 13 IN THE AFTERNOON. UV INDEX 3 OR MODERATE.
COLVILLE LAKE.
TODAY..CLOUDY. SNOW BEGINNING THIS MORNING. AMOUNT 2 CM. WIND UP TO
15 KM/H. HIGH MINUS 10. WIND CHILL MINUS 22 THIS MORNING AND
MINUS 15 THIS AFTERNOON.
TONIGHT..SNOW ENDING THIS EVENING THEN CLEARING. WIND UP TO 15 KM/H.
LOW MINUS 23. WIND CHILL MINUS 18 THIS EVENING AND MINUS 30
OVERNIGHT. RISK OF FROSTBITE.
THURSDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD IN THE AFTERNOON.
WIND BECOMING SOUTHEAST 20 KM/H IN THE AFTERNOON. HIGH MINUS 8. WIND
CHILL MINUS 28 IN THE MORNING AND MINUS 15 IN THE AFTERNOON. RISK OF
FROSTBITE. UV INDEX 3 OR MODERATE.
END
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