684  
FPCN11 CWNT 152140  
FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE  
NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 4:00 P.M. MDT  
WEDNESDAY 15 JULY 2026 FOR TONIGHT THURSDAY AND THURSDAY NIGHT.  
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MDT THURSDAY.  
 
THEBACHA REGION INCLUDING FT. SMITH - SALT RIVER RESERVE.  
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING WITH RISK OF A THUNDERSTORM. WIND SOUTH 20 KM/H BECOMING  
LIGHT THIS EVENING. LOW 17.  
THURSDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS IN THE  
AFTERNOON WITH RISK OF A THUNDERSTORM. WIND BECOMING SOUTHEAST  
20 KM/H NEAR NOON. HIGH 28. HUMIDEX 30. UV INDEX 5 OR MODERATE.  
THURSDAY NIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY IN  
THE EVENING WITH RISK OF A THUNDERSTORM. LOW 16.  
 
LUTSEL K'E REGION.  
TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING. OTHERWISE CLEAR. LOCAL SMOKE. LOW 18.  
THURSDAY..SUNNY IN THE MORNING AND EARLY IN THE AFTERNOON THEN A MIX  
OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON.  
RISK OF A THUNDERSTORM IN THE AFTERNOON. HIGH 26. HUMIDEX 30. UV  
INDEX 5 OR MODERATE.  
THURSDAY NIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY IN  
THE EVENING WITH RISK OF A THUNDERSTORM. LOCAL SMOKE BEFORE MORNING.  
WIND BECOMING WEST 20 KM/H AFTER MIDNIGHT. LOW 18.  
 
FT. RESOLUTION REGION INCLUDING HWY. 6.  
TONIGHT..PARTLY CLOUDY. BECOMING CLEAR THIS EVENING. LOCAL SMOKE THIS  
EVENING. LOW 16.  
THURSDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD IN THE AFTERNOON.  
HIGH 30. HUMIDEX 33. UV INDEX 5 OR MODERATE.  
THURSDAY NIGHT..A FEW CLOUDS. LOCAL SMOKE OVERNIGHT. WIND BECOMING  
NORTHWEST 20 KM/H NEAR MIDNIGHT. LOW 17.  
 
HAY RIVER REGION INCLUDING ENTERPRISE.  
TONIGHT..CLEAR. LOCAL SMOKE THIS EVENING. LOW 18.  
THURSDAY..SUNNY. HIGH 32. HUMIDEX 34. UV INDEX 5 OR MODERATE.  
THURSDAY NIGHT..A FEW CLOUDS. LOCAL SMOKE OVERNIGHT. WIND BECOMING  
NORTHWEST 20 KM/H NEAR MIDNIGHT. LOW 16.  
 
FT. PROVIDENCE REGION INCLUDING KAKISA - CHAN LAKE.  
TONIGHT..CLEAR. LOCAL SMOKE. LOW 15.  
THURSDAY..SUNNY. HIGH 31. HUMIDEX 33. UV INDEX 5 OR MODERATE.  
THURSDAY NIGHT..PARTLY CLOUDY. BECOMING CLEAR OVERNIGHT. LOCAL SMOKE.  
LOW 15.  
 
FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER.  
TONIGHT..CLEAR. LOCAL SMOKE. LOW 17.  
THURSDAY..SUNNY IN THE MORNING AND EARLY IN THE AFTERNOON THEN A MIX  
OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS LATE IN THE  
AFTERNOON. RISK OF A THUNDERSTORM LATE IN THE AFTERNOON. LOCAL  
SMOKE. HIGH 30. HUMIDEX 31. UV INDEX 5 OR MODERATE.  
THURSDAY NIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS EARLY  
IN THE EVENING AND RISK OF A THUNDERSTORM. CLEARING IN THE EVENING.  
LOCAL SMOKE. LOW 13.  
 
FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.  
TONIGHT..CLEAR. LOW 16.  
THURSDAY..SUNNY. WIND BECOMING SOUTHWEST 20 KM/H IN THE MORNING.  
HIGH 28. UV INDEX 5 OR MODERATE.  
THURSDAY NIGHT..CLEAR. LOCAL SMOKE OVERNIGHT. WIND SOUTHWEST 20 KM/H  
BECOMING LIGHT IN THE EVENING. LOW 10.  
 
YELLOWKNIFE REGION.  
TONIGHT..CLEAR. LOCAL SMOKE. WIND SOUTHEAST 20 KM/H. LOW 18.  
THURSDAY..SUNNY. LOCAL SMOKE EARLY IN THE MORNING. WIND SOUTHEAST  
20 KM/H. HIGH 28. HUMIDEX 31. UV INDEX 5 OR MODERATE.  
THURSDAY NIGHT..CLEAR. BECOMING PARTLY CLOUDY LATE IN THE EVENING.  
LOCAL SMOKE OVERNIGHT. WIND SOUTHEAST 20 KM/H BECOMING NORTHWEST 30  
OVERNIGHT. LOW 16.  
 
NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO.  
TONIGHT..A FEW CLOUDS. LOCAL SMOKE. WIND SOUTHEAST 20 KM/H GUSTING TO  
40 BECOMING LIGHT THIS EVENING. LOW 15.  
THURSDAY..MAINLY SUNNY. INCREASING CLOUDINESS LATE IN THE AFTERNOON.  
LOCAL SMOKE. WIND BECOMING SOUTH 20 KM/H GUSTING TO 40 NEAR NOON.  
HIGH 28. HUMIDEX 30. UV INDEX 5 OR MODERATE.  
THURSDAY NIGHT..CLOUDY. 60 PERCENT CHANCE OF SHOWERS WITH RISK OF A  
THUNDERSTORM. LOCAL SMOKE. WIND SOUTH 20 KM/H GUSTING TO 40 BECOMING  
NORTHWEST 20 GUSTING TO 40 NEAR MIDNIGHT. LOW 14.  
 
WRIGLEY REGION.  
TONIGHT..A FEW CLOUDS. LOCAL SMOKE. WIND SOUTHEAST 20 KM/H GUSTING TO  
40 BECOMING LIGHT THIS EVENING. LOW 18.  
THURSDAY..A MIX OF SUN AND CLOUD. BECOMING CLOUDY NEAR NOON WITH  
60 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. RISK OF A  
THUNDERSTORM IN THE AFTERNOON. LOCAL SMOKE. HIGH 22. HUMIDEX 26. UV  
INDEX 4 OR MODERATE.  
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS EARLY IN THE  
EVENING AND RISK OF A THUNDERSTORM. CLEARING LATE IN THE EVENING.  
LOCAL SMOKE. WIND NORTH 20 KM/H BECOMING LIGHT NEAR MIDNIGHT.  
LOW 12.  
 
NORMAN WELLS - TULITA REGION.  
TONIGHT..INCREASING CLOUDINESS EARLY THIS EVENING. 30 PERCENT CHANCE  
OF SHOWERS BEFORE MORNING. LOCAL SMOKE. LOW 16.  
THURSDAY..CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE MORNING.  
SHOWERS BEGINNING NEAR NOON. RISK OF A THUNDERSTORM IN THE  
AFTERNOON. AMOUNT 5 TO 10 MM. LOCAL SMOKE. WIND BECOMING NORTHWEST  
20 KM/H GUSTING TO 40 NEAR NOON. HIGH 20. UV INDEX 2 OR LOW.  
THURSDAY NIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS IN  
THE EVENING AND RISK OF A THUNDERSTORM. CLEARING OVERNIGHT. LOCAL  
SMOKE. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT NEAR  
MIDNIGHT. LOW 11.  
 
FORT GOOD HOPE REGION.  
TONIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS THIS EVENING.  
SHOWERS BEGINNING NEAR MIDNIGHT. RISK OF A THUNDERSTORM THIS  
EVENING. WIND WEST 20 KM/H BECOMING LIGHT NEAR MIDNIGHT. LOW 15.  
THURSDAY..SHOWERS ENDING IN THE AFTERNOON THEN A MIX OF SUN AND  
CLOUD. RISK OF A THUNDERSTORM LATE IN THE MORNING AND EARLY  
AFTERNOON. AMOUNT 5 TO 10 MM. WIND BECOMING NORTHWEST 20 KM/H  
GUSTING TO 40 NEAR NOON. HIGH 22. UV INDEX 3 OR MODERATE.  
THURSDAY NIGHT..PARTLY CLOUDY. WIND NORTHWEST 20 KM/H GUSTING TO 40  
BECOMING LIGHT NEAR MIDNIGHT. LOW 13.  
 
DELINE.  
TONIGHT..PARTLY CLOUDY. LOCAL SMOKE. LOW 13.  
THURSDAY..BECOMING CLOUDY IN THE MORNING WITH SHOWERS. RISK OF A  
THUNDERSTORM LATE IN THE MORNING AND IN THE AFTERNOON. AMOUNT 5 TO  
10 MM. LOCAL SMOKE IN THE MORNING. HIGH 18. UV INDEX 2 OR LOW.  
THURSDAY NIGHT..SHOWERS ENDING IN THE EVENING THEN PARTLY CLOUDY.  
RISK OF A THUNDERSTORM EARLY IN THE EVENING. WIND BECOMING NORTHWEST  
20 KM/H IN THE EVENING. LOW 10.  
 
COLVILLE LAKE.  
TONIGHT..MAINLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS THIS EVENING  
WITH RISK OF A THUNDERSTORM. LOCAL SMOKE. WIND SOUTHEAST 20 KM/H  
BECOMING LIGHT THIS EVENING. LOW 16.  
THURSDAY..CLOUDY. 60 PERCENT CHANCE OF SHOWERS IN THE MORNING AND  
AFTERNOON. LOCAL SMOKE EARLY IN THE MORNING. WIND BECOMING NORTHWEST  
20 KM/H IN THE AFTERNOON. HIGH 18. UV INDEX 3 OR MODERATE.  
THURSDAY NIGHT..PARTLY CLOUDY. WIND NORTHWEST 20 KM/H. LOW 12.  
 
END  
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