FPCN11 CWNT 191354 AAB UPDATED FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 7:54 A.M. MDT TUESDAY 19 AUGUST 2025 FOR TODAY AND WEDNESDAY. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 11:00 A.M. MDT. LUTSEL K'E REGION. TODAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 18. UV INDEX 3 OR MODERATE. TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS EARLY THIS EVENING. CLEARING THIS EVENING. LOW 12. WEDNESDAY..SUNNY. HIGH 19. UV INDEX 3 OR MODERATE. FT. RESOLUTION REGION INCLUDING HWY. 6. TODAY..A MIX OF SUN AND CLOUD. FOG PATCHES DISSIPATING THIS MORNING. HIGH 19. UV INDEX 4 OR MODERATE. TONIGHT..PARTLY CLOUDY. BECOMING CLEAR THIS EVENING. FOG PATCHES DEVELOPING OVERNIGHT. LOW 9. WEDNESDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD IN THE MORNING. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 20. UV INDEX 4 OR MODERATE. FORT GOOD HOPE REGION. TODAY..A MIX OF SUN AND CLOUD. HIGH 17. UV INDEX 3 OR MODERATE. TONIGHT..PARTLY CLOUDY. LOW 9. WEDNESDAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS LATE IN THE AFTERNOON. HIGH 17. UV INDEX 3 OR MODERATE. COLVILLE LAKE. TODAY..MAINLY CLOUDY. HIGH 16. UV INDEX 3 OR MODERATE. TONIGHT..PARTLY CLOUDY. LOW 9. WEDNESDAY..MAINLY SUNNY. HIGH 15. UV INDEX 3 OR MODERATE. REMAINDER UNCHANGED. END