FPCN11 CWNT 220139 AAA UPDATED FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 7:38 P.M. MDT FRIDAY 21 AUGUST 2026 FOR TONIGHT SATURDAY AND SATURDAY NIGHT. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MDT SATURDAY. FORT GOOD HOPE REGION. TONIGHT..PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS THIS EVENING AND RISK OF A THUNDERSTORM. CLEARING OVERNIGHT. LOW 11. SATURDAY..INCREASING CLOUDINESS. 60 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. HIGH 17. UV INDEX 2 OR LOW. SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 14. REMAINDER UNCHANGED. END