506
FPCN11 CWNT 241630
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 24 AUGUST 2025 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..A MIX OF SUN AND CLOUD. HIGH 26. HUMIDEX 29. UV INDEX 5 OR
MODERATE.
TONIGHT..A FEW CLOUDS. LOW 11.
MONDAY..MAINLY SUNNY. HIGH 28. HUMIDEX 31. UV INDEX 5 OR MODERATE.
LUTSEL K'E REGION.
TODAY..A MIX OF SUN AND CLOUD. HIGH 22. HUMIDEX 25. UV INDEX 4 OR
MODERATE.
TONIGHT..A FEW CLOUDS. LOW 14.
MONDAY..MAINLY SUNNY. INCREASING CLOUDINESS LATE IN THE AFTERNOON.
HIGH 22. HUMIDEX 25. UV INDEX 4 OR MODERATE.
FT. RESOLUTION REGION INCLUDING HWY. 6.
TODAY..A MIX OF SUN AND CLOUD. HIGH 24. HUMIDEX 27. UV INDEX 4 OR
MODERATE.
TONIGHT..A FEW CLOUDS. LOW 13.
MONDAY..MAINLY SUNNY. HIGH 26. HUMIDEX 31. UV INDEX 5 OR MODERATE.
HAY RIVER REGION INCLUDING ENTERPRISE.
TODAY..A MIX OF SUN AND CLOUD. HIGH 28. HUMIDEX 31. UV INDEX 5 OR
MODERATE.
TONIGHT..CLEAR. LOW 12.
MONDAY..SUNNY. HIGH 28. HUMIDEX 31. UV INDEX 5 OR MODERATE.
FT. PROVIDENCE REGION INCLUDING KAKISA - CHAN LAKE.
TODAY..A MIX OF SUN AND CLOUD. HIGH 29. HUMIDEX 31. UV INDEX 5 OR
MODERATE.
TONIGHT..CLEAR. LOCAL SMOKE OVERNIGHT. LOW 14.
MONDAY..SUNNY. LOCAL SMOKE IN THE MORNING. HIGH 29. HUMIDEX 31. UV
INDEX 5 OR MODERATE.
FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER.
TODAY..A MIX OF SUN AND CLOUD. BECOMING SUNNY THIS AFTERNOON. LOCAL
SMOKE. HIGH 30. UV INDEX 5 OR MODERATE.
TONIGHT..CLEAR. LOW 15.
MONDAY..SUNNY. HIGH 29. HUMIDEX 31. UV INDEX 5 OR MODERATE.
FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.
TODAY..A MIX OF SUN AND CLOUD. BECOMING SUNNY THIS AFTERNOON. WIND
SOUTHWEST 20 KM/H GUSTING TO 40. HIGH 31. HUMIDEX 33. UV INDEX 5 OR
MODERATE.
TONIGHT..CLEAR. LOW 14.
MONDAY..SUNNY. HIGH 31. HUMIDEX 33. UV INDEX 5 OR MODERATE.
YELLOWKNIFE REGION.
TODAY..A MIX OF SUN AND CLOUD. HIGH 24. HUMIDEX 26. UV INDEX 4 OR
MODERATE.
TONIGHT..A FEW CLOUDS. LOW 14.
MONDAY..MAINLY SUNNY. INCREASING CLOUDINESS EARLY IN THE AFTERNOON
THEN 30 PERCENT CHANCE OF SHOWERS LATE IN THE AFTERNOON. HIGH 21. UV
INDEX 4 OR MODERATE.
NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO.
TODAY..A MIX OF SUN AND CLOUD. LOCAL SMOKE. WIND BECOMING NORTHWEST
20 KM/H GUSTING TO 40 THIS AFTERNOON. HIGH 25. HUMIDEX 26. UV
INDEX 4 OR MODERATE.
TONIGHT..A FEW CLOUDS. INCREASING CLOUDINESS BEFORE MORNING. LOCAL
SMOKE. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS
EVENING. LOW 12.
MONDAY..MAINLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS IN THE MORNING
AND EARLY IN THE AFTERNOON. LOCAL SMOKE. HIGH 21. UV INDEX 3 OR
MODERATE.
WRIGLEY REGION.
TODAY..A MIX OF SUN AND CLOUD. HIGH 26. HUMIDEX 28. UV INDEX 4 OR
MODERATE.
TONIGHT..A FEW CLOUDS. LOW 13.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 24. HUMIDEX 28. UV INDEX 4 OR
MODERATE.
NORMAN WELLS - TULITA REGION.
TODAY..MAINLY CLOUDY. WIND SOUTHEAST 20 KM/H BECOMING WEST 20 THIS
AFTERNOON. HIGH 21. UV INDEX 3 OR MODERATE.
TONIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. WIND WEST 20 KM/H
BECOMING LIGHT THIS EVENING. LOW 11.
MONDAY..PERIODS OF RAIN ENDING IN THE AFTERNOON THEN CLOUDY. HIGH 20.
UV INDEX 3 OR MODERATE.
FORT GOOD HOPE REGION.
TODAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND WEST 20 KM/H
GUSTING TO 40 BECOMING LIGHT THIS AFTERNOON. TEMPERATURE FALLING
TO 12 THIS AFTERNOON. UV INDEX 2 OR LOW.
TONIGHT..RAIN. AMOUNT 5 TO 10 MM. LOW 8.
MONDAY..PERIODS OF RAIN ENDING NEAR NOON THEN CLOUDY. HIGH 19. UV
INDEX 3 OR MODERATE.
DELINE.
TODAY..MAINLY CLOUDY. WIND BECOMING NORTHWEST 20 KM/H GUSTING TO 40
EARLY THIS AFTERNOON. HIGH 22. UV INDEX 3 OR MODERATE.
TONIGHT..BECOMING CLOUDY THIS EVENING WITH 30 PERCENT CHANCE OF
SHOWERS LATE THIS EVENING AND OVERNIGHT. LOCAL SMOKE. WIND NORTHWEST
20 KM/H GUSTING TO 40 BECOMING LIGHT THIS EVENING. WIND BECOMING
EAST 20 NEAR MIDNIGHT. LOW 7.
MONDAY..PERIODS OF RAIN ENDING NEAR NOON THEN CLOUDY. LOCAL SMOKE.
WIND EAST 20 KM/H BECOMING LIGHT IN THE MORNING. HIGH 15. UV INDEX 3
OR MODERATE.
COLVILLE LAKE.
TODAY..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND
SOUTHWEST 20 KM/H GUSTING TO 40 BECOMING NORTHWEST 30 GUSTING TO 50
THEN LIGHT LATE THIS AFTERNOON. TEMPERATURE FALLING TO 10 THIS
AFTERNOON. UV INDEX 2 OR LOW.
TONIGHT..CLOUDY. 60 PERCENT CHANCE OF SHOWERS EARLY THIS EVENING.
PERIODS OF RAIN BEGINNING THIS EVENING. AMOUNT 5 MM. LOW 6.
MONDAY..CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE MORNING AND EARLY
IN THE AFTERNOON. HIGH 14. UV INDEX 2 OR LOW.
END
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