236
FPCN11 CWNT 061037
FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE
NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 5:00 A.M. MDT
SUNDAY 6 SEPTEMBER 2026 FOR TODAY AND MONDAY.
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. BECOMING CLOUDY THIS MORNING. WIND
BECOMING SOUTHEAST 20 KM/H NEAR NOON. HIGH 18. UV INDEX 3 OR
MODERATE.
TONIGHT..CLOUDY. BECOMING PARTLY CLOUDY THIS EVENING. WIND SOUTHEAST
20 KM/H BECOMING LIGHT NEAR MIDNIGHT. LOW 10.
MONDAY..A MIX OF SUN AND CLOUD. BECOMING CLOUDY NEAR NOON. CLEARING
LATE IN THE AFTERNOON. WIND SOUTH 20 KM/H BECOMING LIGHT NEAR NOON.
HIGH 21. UV INDEX 3 OR MODERATE.
LUTSEL K'E REGION.
TODAY..MAINLY CLOUDY. HIGH 15. UV INDEX 3 OR MODERATE.
TONIGHT..MAINLY CLOUDY. LOW 13.
MONDAY..MAINLY CLOUDY. CLEARING EARLY IN THE AFTERNOON. HIGH 18. UV
INDEX 2 OR LOW.
FT. RESOLUTION REGION INCLUDING HWY. 6.
TODAY..CLOUDY. BECOMING A MIX OF SUN AND CLOUD NEAR NOON. WIND
BECOMING SOUTHEAST 20 KM/H THIS MORNING. HIGH 18. UV INDEX 3 OR
MODERATE.
TONIGHT..PARTLY CLOUDY. WIND SOUTHEAST 20 KM/H BECOMING LIGHT NEAR
MIDNIGHT. LOW 10.
MONDAY..CLEARING NEAR NOON. HIGH 19. UV INDEX 2 OR LOW.
HAY RIVER REGION INCLUDING ENTERPRISE.
TODAY..MAINLY CLOUDY. CLEARING THIS AFTERNOON. WIND BECOMING
SOUTHEAST 20 KM/H THIS AFTERNOON. HIGH 20. UV INDEX 3 OR MODERATE.
TONIGHT..PARTLY CLOUDY. WIND SOUTHEAST 20 KM/H BECOMING LIGHT NEAR
MIDNIGHT. LOW 10.
MONDAY..CLEARING LATE IN THE MORNING. HIGH 20. UV INDEX 3 OR
MODERATE.
FT. PROVIDENCE REGION INCLUDING KAKISA - CHAN LAKE.
TODAY..MAINLY CLOUDY. CLEARING EARLY THIS AFTERNOON. HIGH 21. UV
INDEX 3 OR MODERATE.
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS OVERNIGHT.
LOW 11.
MONDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS
EARLY IN THE MORNING. CLEARING IN THE MORNING. HIGH 20. UV INDEX 3
OR MODERATE.
FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER.
TODAY..CLEARING THIS MORNING. LOCAL SMOKE. HIGH 20. UV INDEX 3 OR
MODERATE.
TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOCAL
SMOKE. WIND BECOMING NORTHWEST 20 KM/H NEAR MIDNIGHT. LOW 10.
MONDAY..SUNNY. LOCAL SMOKE. HIGH 21. UV INDEX 3 OR MODERATE.
FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.
TODAY..CLEARING EARLY THIS MORNING. LOCAL SMOKE THIS MORNING.
HIGH 23. HUMIDEX 25. UV INDEX 3 OR MODERATE.
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS OVERNIGHT. FOG
PATCHES DEVELOPING OVERNIGHT. WIND BECOMING NORTHEAST 20 KM/H
OVERNIGHT. LOW 12.
MONDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS
EARLY IN THE MORNING. CLEARING IN THE MORNING. FOG PATCHES
DISSIPATING IN THE MORNING. WIND NORTHEAST 20 KM/H BECOMING LIGHT IN
THE MORNING. HIGH 22. UV INDEX 3 OR MODERATE.
YELLOWKNIFE REGION.
TODAY..CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS MORNING. WIND
SOUTHEAST 20 KM/H GUSTING TO 40. HIGH 16. UV INDEX 2 OR LOW.
TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS OVERNIGHT. WIND
SOUTHEAST 20 KM/H GUSTING TO 40. LOW 11.
MONDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS
EARLY IN THE MORNING. CLEARING IN THE MORNING. WIND BECOMING
NORTHWEST 20 KM/H NEAR NOON. HIGH 18. UV INDEX 3 OR MODERATE.
NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO.
TODAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 13. UV INDEX 1
OR LOW.
TONIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW 8.
MONDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS.
HIGH 15. UV INDEX 3 OR MODERATE.
WRIGLEY REGION.
TODAY..A MIX OF SUN AND CLOUD. 60 PERCENT CHANCE OF SHOWERS EARLY
THIS MORNING. HIGH 15. UV INDEX 3 OR MODERATE.
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING.
FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW PLUS 5.
MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING
SOUTHEAST 20 KM/H NEAR NOON. HIGH 20. UV INDEX 3 OR MODERATE.
NORMAN WELLS - TULITA REGION.
TODAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. WIND
SOUTHEAST 20 KM/H GUSTING TO 40 BECOMING WEST 20 NEAR NOON. HIGH 15.
UV INDEX 2 OR LOW.
TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING.
FOG PATCHES DEVELOPING AFTER MIDNIGHT. WIND WEST 20 KM/H BECOMING
LIGHT NEAR MIDNIGHT. LOW 8.
MONDAY..A MIX OF SUN AND CLOUD. FOG PATCHES DISSIPATING IN THE
MORNING. HIGH 17. UV INDEX 2 OR LOW.
FORT GOOD HOPE REGION.
TODAY..PERIODS OF RAIN ENDING THIS AFTERNOON THEN A MIX OF SUN AND
CLOUD. HIGH 14. UV INDEX 2 OR LOW.
TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. FOG PATCHES
DEVELOPING AFTER MIDNIGHT. LOW 7.
MONDAY..A MIX OF SUN AND CLOUD. FOG PATCHES DISSIPATING IN THE
MORNING. HIGH 15. UV INDEX 2 OR LOW.
DELINE.
TODAY..PERIODS OF RAIN. AMOUNT 5 MM. WIND SOUTHEAST 20 KM/H BECOMING
LIGHT THIS AFTERNOON. HIGH 10.
TONIGHT..A FEW SHOWERS ENDING EARLY THIS EVENING THEN MAINLY CLOUDY.
FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW PLUS 4.
MONDAY..A MIX OF SUN AND CLOUD. FOG PATCHES DISSIPATING IN THE
MORNING. HIGH 13. UV INDEX 2 OR LOW.
COLVILLE LAKE.
TODAY..CLOUDY. PERIODS OF RAIN BEGINNING EARLY THIS MORNING. HIGH 10.
TONIGHT..PERIODS OF RAIN ENDING THIS EVENING THEN CLOUDY WITH
30 PERCENT CHANCE OF SHOWERS. FOG PATCHES DEVELOPING AFTER MIDNIGHT.
LOW 6.
MONDAY..CLOUDY. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 11. UV
INDEX 2 OR LOW.
END
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