FPCN11 CWNT 230824 AAF UPDATED FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 2:23 A.M. MDT SUNDAY 23 AUGUST 2026 FOR TONIGHT SUNDAY AND SUNDAY NIGHT. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MDT. THEBACHA REGION INCLUDING FT. SMITH - SALT RIVER RESERVE. TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS AND RISK OF A THUNDERSTORM. LOW 16. SUNDAY..SUNNY IN THE MORNING THEN A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. RISK OF A THUNDERSTORM LATE IN THE AFTERNOON. HIGH 25. HUMIDEX 29. UV INDEX 4 OR MODERATE. SUNDAY NIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS EARLY IN THE EVENING AND RISK OF A THUNDERSTORM. CLEARING IN THE EVENING. LOW 13. FT. RESOLUTION REGION INCLUDING HWY. 6. TONIGHT..PARTLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS OR THUNDERSTORMS. WIND SOUTH 20 KM/H. LOW 17. SUNDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS. WIND WEST 20 KM/H. HIGH 22. UV INDEX 4 OR MODERATE. SUNDAY NIGHT..CLEAR. LOW 13. REMAINDER UNCHANGED. END