979
FPCN11 CWNT 041630
FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE
NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 11:00 A.M. MDT
SUNDAY 4 OCTOBER 2026 FOR TODAY AND MONDAY.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 4:00 P.M. MDT.
THEBACHA REGION INCLUDING FT. SMITH - SALT RIVER RESERVE.
TODAY..INCREASING CLOUDINESS EARLY THIS AFTERNOON. WIND BECOMING
SOUTHEAST 20 KM/H GUSTING TO 40 THIS AFTERNOON. HIGH 9. UV INDEX 1
OR LOW.
TONIGHT..CLOUDY. PERIODS OF RAIN BEGINNING THIS EVENING AND ENDING
BEFORE MORNING. AMOUNT 5 TO 10 MM. WIND SOUTHEAST 20 KM/H GUSTING TO
40 BECOMING LIGHT OVERNIGHT. LOW 6.
MONDAY..CLEARING IN THE MORNING. HIGH 13. UV INDEX 2 OR LOW.
LUTSEL K'E REGION.
TODAY..A MIX OF SUN AND CLOUD. BECOMING CLOUDY THIS AFTERNOON. WIND
BECOMING SOUTHEAST 20 KM/H GUSTING TO 40 THIS AFTERNOON. HIGH
PLUS 5. UV INDEX 1 OR LOW.
TONIGHT..CLOUDY. RAIN BEGINNING THIS EVENING. AMOUNT 5 TO 10 MM. WIND
SOUTHEAST 30 KM/H GUSTING TO 50. LOW PLUS 3.
MONDAY..RAIN ENDING IN THE MORNING THEN A MIX OF SUN AND CLOUD. WIND
SOUTH 20 KM/H. HIGH 10. UV INDEX 1 OR LOW.
FT. RESOLUTION REGION INCLUDING HWY. 6.
TODAY..INCREASING CLOUDINESS EARLY THIS AFTERNOON. WIND SOUTHEAST
30 KM/H GUSTING TO 50. HIGH 8. UV INDEX 1 OR LOW.
TONIGHT..CLOUDY. PERIODS OF RAIN BEGINNING THIS EVENING AND ENDING
BEFORE MORNING. AMOUNT 5 TO 10 MM. WIND SOUTHEAST 30 KM/H GUSTING TO
50. LOW PLUS 5.
MONDAY..CLEARING IN THE MORNING. WIND BECOMING SOUTHWEST 20 KM/H IN
THE AFTERNOON. HIGH 11. UV INDEX 1 OR LOW.
HAY RIVER REGION INCLUDING ENTERPRISE.
TODAY..INCREASING CLOUDINESS NEAR NOON. WIND SOUTHEAST 30 KM/H
GUSTING TO 50. HIGH 9. UV INDEX 1 OR LOW.
TONIGHT..CLOUDY. PERIODS OF RAIN THIS EVENING. CLEARING OVERNIGHT.
WIND SOUTHEAST 30 KM/H GUSTING TO 50 BECOMING LIGHT OVERNIGHT. LOW
PLUS 4.
MONDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD IN THE MORNING. WIND
BECOMING WEST 20 KM/H IN THE AFTERNOON. HIGH 14. UV INDEX 1 OR LOW.
FT. PROVIDENCE REGION INCLUDING KAKISA - CHAN LAKE.
TODAY..CLOUDY. 60 PERCENT CHANCE OF SHOWERS LATE THIS AFTERNOON. WIND
SOUTHEAST 20 KM/H GUSTING TO 40. HIGH 9. UV INDEX 1 OR LOW.
TONIGHT..PERIODS OF RAIN ENDING NEAR MIDNIGHT THEN CLEARING. FOG
PATCHES DEVELOPING OVERNIGHT. WIND SOUTHEAST 20 KM/H GUSTING TO 40
BECOMING LIGHT NEAR MIDNIGHT. LOW PLUS 2.
MONDAY..MAINLY SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND
BECOMING WEST 20 KM/H IN THE AFTERNOON. HIGH 13. UV INDEX 1 OR LOW.
FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER.
TODAY..CLOUDY. 60 PERCENT CHANCE OF SHOWERS THIS AFTERNOON. WIND
BECOMING SOUTHEAST 20 KM/H THIS AFTERNOON. HIGH 9. UV INDEX 1 OR
LOW.
TONIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS EARLY THIS EVENING.
CLEARING LATE THIS EVENING. FOG PATCHES DEVELOPING OVERNIGHT. WIND
SOUTHEAST 20 KM/H BECOMING LIGHT THIS EVENING. LOW PLUS 3.
MONDAY..MAINLY SUNNY. FOG PATCHES DISSIPATING NEAR NOON. HIGH 13. UV
INDEX 1 OR LOW.
FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.
TODAY..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 11. UV
INDEX 1 OR LOW.
TONIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING. CLEARING THIS EVENING. LOW PLUS 3.
MONDAY..A MIX OF SUN AND CLOUD. WIND BECOMING SOUTHWEST 20 KM/H
GUSTING TO 40 NEAR NOON. HIGH 16. UV INDEX 1 OR LOW.
YELLOWKNIFE REGION.
TODAY..A MIX OF SUN AND CLOUD. BECOMING CLOUDY THIS AFTERNOON. WIND
SOUTHEAST 30 KM/H GUSTING TO 50. HIGH 6. UV INDEX 1 OR LOW.
TONIGHT..CLOUDY. RAIN BEGINNING EARLY THIS EVENING AND ENDING BEFORE
MORNING. AMOUNT 5 TO 10 MM. WIND SOUTHEAST 40 KM/H GUSTING TO 60
BECOMING SOUTH 20 GUSTING TO 40 NEAR MIDNIGHT. LOW PLUS 4.
MONDAY..CLEARING IN THE MORNING. HIGH 10. UV INDEX 1 OR LOW.
NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO.
TODAY..MAINLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS LATE THIS
AFTERNOON. WIND SOUTHEAST 30 KM/H GUSTING TO 50. HIGH 7. UV INDEX 1
OR LOW.
TONIGHT..PERIODS OF RAIN OR SNOW. RAINFALL AMOUNT 5 TO 10 MM. WIND
SOUTHEAST 40 KM/H GUSTING TO 60 BECOMING SOUTH 20 OVERNIGHT. LOW
PLUS 2.
MONDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF RAIN SHOWERS OR
FLURRIES EARLY IN THE MORNING. FOG PATCHES IN THE MORNING. HIGH 8.
UV INDEX 1 OR LOW.
WRIGLEY REGION.
TODAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. WIND SOUTHEAST
20 KM/H GUSTING TO 40. HIGH 7. UV INDEX 1 OR LOW.
TONIGHT..CLEARING THIS EVENING. FOG PATCHES DEVELOPING OVERNIGHT.
WIND SOUTHEAST 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS EVENING.
LOW MINUS 1.
MONDAY..A MIX OF SUN AND CLOUD. FOG PATCHES DISSIPATING IN THE
MORNING. HIGH 7. UV INDEX 1 OR LOW.
NORMAN WELLS - TULITA REGION.
TODAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES
EARLY THIS AFTERNOON. WIND SOUTHEAST 30 KM/H GUSTING TO 50. HIGH 8.
UV INDEX 1 OR LOW.
TONIGHT..MAINLY CLOUDY. 60 PERCENT CHANCE OF FLURRIES OVERNIGHT WITH
RISK OF FREEZING RAIN. WIND SOUTHEAST 20 KM/H GUSTING TO 40 BECOMING
LIGHT THIS EVENING. WIND BECOMING NORTHWEST 20 NEAR MIDNIGHT.
LOW ZERO.
MONDAY..MAINLY CLOUDY. 60 PERCENT CHANCE OF FLURRIES IN THE MORNING.
HIGH PLUS 4. UV INDEX 1 OR LOW.
FORT GOOD HOPE REGION.
TODAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND EAST 20 KM/H
GUSTING TO 40. HIGH PLUS 3. UV INDEX 1 OR LOW.
TONIGHT..CLOUDY. 60 PERCENT CHANCE OF RAIN SHOWERS CHANGING TO
60 PERCENT CHANCE OF FLURRIES LATE THIS EVENING. WIND EAST 20 KM/H
GUSTING TO 40 BECOMING LIGHT EARLY THIS EVENING. WIND BECOMING WEST
20 THIS EVENING. LOW MINUS 1.
MONDAY..CLOUDY. 60 PERCENT CHANCE OF FLURRIES CHANGING TO 30 PERCENT
CHANCE OF RAIN SHOWERS NEAR NOON. WIND WEST 20 KM/H BECOMING LIGHT
NEAR NOON. HIGH PLUS 3. WIND CHILL MINUS 7 IN THE MORNING.
DELINE.
TODAY..CLOUDY. RAIN BEGINNING NEAR NOON. WIND SOUTHEAST 30 KM/H
GUSTING TO 50. HIGH 7.
TONIGHT..CLEARING LATE THIS EVENING. WIND SOUTHEAST 30 KM/H GUSTING
TO 50 BECOMING LIGHT NEAR MIDNIGHT. LOW ZERO.
MONDAY..INCREASING CLOUDINESS. 30 PERCENT CHANCE OF FLURRIES IN THE
MORNING THEN 30 PERCENT CHANCE OF RAIN SHOWERS IN THE AFTERNOON.
RISK OF FREEZING RAIN IN THE MORNING. WIND BECOMING WEST 20 KM/H IN
THE MORNING. HIGH PLUS 4. UV INDEX 1 OR LOW.
COLVILLE LAKE.
TODAY..CLOUDY. RAIN BEGINNING THIS AFTERNOON. WIND SOUTHEAST 40 KM/H
GUSTING TO 60. HIGH PLUS 3. WIND CHILL MINUS 8 THIS MORNING. UV
INDEX 1 OR LOW.
TONIGHT..RAIN BECOMING MIXED WITH SNOW OVERNIGHT. RAINFALL AMOUNT
5 MM. WIND SOUTHEAST 40 KM/H GUSTING TO 60 DIMINISHING TO 20 GUSTING
TO 40 THIS EVENING THEN BECOMING SOUTHWEST 20. LOW PLUS 1.
MONDAY..PERIODS OF SNOW OR RAIN ENDING NEAR NOON THEN CLOUDY. WIND
SOUTHWEST 20 KM/H BECOMING NORTHWEST 20 IN THE AFTERNOON. HIGH
PLUS 3.
END
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