520
FPCN11 CWNT 121050
FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE
NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 5:00 A.M. MDT
SATURDAY 12 SEPTEMBER 2026 FOR TODAY AND SUNDAY.
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. HIGH 14. UV INDEX 3 OR MODERATE.
TONIGHT..CLOUDY. 30 PERCENT CHANCE OF SHOWERS OVERNIGHT. LOW 8.
SUNDAY..CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE MORNING. HIGH 13.
UV INDEX 2 OR LOW.
LUTSEL K'E REGION.
TODAY..BECOMING CLOUDY THIS MORNING WITH 30 PERCENT CHANCE OF SHOWERS
THIS AFTERNOON. WIND BECOMING SOUTHWEST 30 KM/H THIS MORNING.
HIGH 11. UV INDEX 1 OR LOW.
TONIGHT..RAIN. AMOUNT 5 MM. WIND WEST 30 KM/H. TEMPERATURE STEADY
NEAR 11.
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND NORTHWEST
20 KM/H BECOMING LIGHT IN THE AFTERNOON. TEMPERATURE STEADY NEAR 11.
UV INDEX 1 OR LOW.
FT. RESOLUTION REGION INCLUDING HWY. 6.
TODAY..MAINLY CLOUDY. HIGH 15. UV INDEX 3 OR MODERATE.
TONIGHT..CLOUDY. 40 PERCENT CHANCE OF SHOWERS LATE THIS EVENING AND
OVERNIGHT. LOW 10.
SUNDAY..CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY IN THE MORNING.
WIND NORTHWEST 30 KM/H. HIGH 13. UV INDEX 2 OR LOW.
HAY RIVER REGION INCLUDING ENTERPRISE.
TODAY..A MIX OF SUN AND CLOUD. HIGH 16. UV INDEX 3 OR MODERATE.
TONIGHT..CLOUDY. 30 PERCENT CHANCE OF SHOWERS OVERNIGHT. WIND
SOUTHWEST 20 KM/H BECOMING LIGHT THIS EVENING. LOW 11.
SUNDAY..CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE MORNING. WIND
BECOMING NORTHWEST 30 KM/H IN THE MORNING. HIGH 14. UV INDEX 1 OR
LOW.
FT. PROVIDENCE REGION INCLUDING KAKISA - CHAN LAKE.
TODAY..MAINLY CLOUDY. HIGH 17. UV INDEX 3 OR MODERATE.
TONIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW 10.
SUNDAY..CLOUDY. BECOMING A MIX OF SUN AND CLOUD IN THE AFTERNOON.
HIGH 15. UV INDEX 2 OR LOW.
FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER.
TODAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD THIS MORNING. LOCAL
SMOKE. HIGH 19. UV INDEX 3 OR MODERATE.
TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS OVERNIGHT. LOCAL
SMOKE. WIND BECOMING NORTH 20 KM/H NEAR MIDNIGHT. LOW 10.
SUNDAY..MAINLY CLOUDY. LOCAL SMOKE. WIND NORTH 20 KM/H. HIGH 14. UV
INDEX 3 OR MODERATE.
FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.
TODAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD THIS AFTERNOON. FOG
PATCHES DISSIPATING THIS MORNING. WIND BECOMING SOUTHWEST 20 KM/H
THIS AFTERNOON. HIGH 23. UV INDEX 4 OR MODERATE.
TONIGHT..MAINLY CLOUDY. RAIN BEGINNING OVERNIGHT. WIND SOUTHWEST
20 KM/H BECOMING NORTHEAST 20 NEAR MIDNIGHT. LOW 10.
SUNDAY..RAIN ENDING NEAR NOON THEN A MIX OF SUN AND CLOUD. WIND
NORTHEAST 20 KM/H BECOMING LIGHT IN THE MORNING. HIGH 15. UV INDEX 3
OR MODERATE.
YELLOWKNIFE REGION.
TODAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS AFTERNOON.
WIND BECOMING SOUTHWEST 20 KM/H THIS MORNING. HIGH 13. UV INDEX 2 OR
LOW.
TONIGHT..SHOWERS. WIND WEST 20 KM/H. LOW 9.
SUNDAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. WIND
NORTHWEST 30 KM/H. HIGH 12. UV INDEX 2 OR LOW.
NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO.
TODAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND SOUTHWEST
20 KM/H. HIGH 14. UV INDEX 1 OR LOW.
TONIGHT..SHOWERS ENDING NEAR MIDNIGHT THEN CLOUDY WITH 30 PERCENT
CHANCE OF SHOWERS. WIND WEST 30 KM/H. LOW 8.
SUNDAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. WIND
NORTHWEST 30 KM/H. HIGH 12. UV INDEX 2 OR LOW.
WRIGLEY REGION.
TODAY..MAINLY CLOUDY. HIGH 15. UV INDEX 3 OR MODERATE.
TONIGHT..CLOUDY. 40 PERCENT CHANCE OF SHOWERS THIS EVENING. WIND
BECOMING NORTHWEST 20 KM/H THIS EVENING. LOW 8.
SUNDAY..CLOUDY. 60 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON.
HIGH 12. UV INDEX 2 OR LOW.
NORMAN WELLS - TULITA REGION.
TODAY..CLOUDY. SHOWERS BEGINNING EARLY THIS MORNING. WIND BECOMING
WEST 20 KM/H GUSTING TO 40 NEAR NOON. HIGH 14. UV INDEX 1 OR LOW.
TONIGHT..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING.
WIND WEST 20 KM/H GUSTING TO 40 BECOMING LIGHT OVERNIGHT. LOW
PLUS 4.
SUNDAY..MAINLY CLOUDY. WIND BECOMING WEST 20 KM/H IN THE AFTERNOON.
HIGH 12. UV INDEX 1 OR LOW.
FORT GOOD HOPE REGION.
TODAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND WEST 30 KM/H
GUSTING TO 50. HIGH 16. UV INDEX 2 OR LOW.
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING.
WIND WEST 30 KM/H GUSTING TO 50. LOW 6.
SUNDAY..CLOUDY. BECOMING A MIX OF SUN AND CLOUD NEAR NOON. WIND WEST
20 KM/H. HIGH 13. UV INDEX 2 OR LOW.
DELINE.
TODAY..CLOUDY. SHOWERS BEGINNING EARLY THIS MORNING. WIND NORTHWEST
30 KM/H GUSTING TO 50. TEMPERATURE STEADY NEAR 13. UV INDEX 1 OR
LOW.
TONIGHT..PARTLY CLOUDY. WIND NORTHWEST 30 KM/H GUSTING TO 50. LOW
PLUS 4.
SUNDAY..A MIX OF SUN AND CLOUD. WIND NORTHWEST 20 KM/H. HIGH 12. UV
INDEX 2 OR LOW.
COLVILLE LAKE.
TODAY..CLOUDY. SHOWERS BEGINNING EARLY THIS MORNING. WIND WEST
20 KM/H. HIGH 13. UV INDEX 1 OR LOW.
TONIGHT..SHOWERS. WIND NORTHWEST 20 KM/H BECOMING LIGHT NEAR
MIDNIGHT. LOW 6.
SUNDAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 10. UV
INDEX 2 OR LOW.
END
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