FPCN11 CWNT 191407 AAA UPDATED FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 8:06 A.M. MDT THURSDAY 19 MARCH 2026 FOR TODAY AND FRIDAY. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 11:00 A.M. MDT. NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO. TODAY..BECOMING CLOUDY NEAR NOON WITH 60 PERCENT CHANCE OF FLURRIES THIS AFTERNOON. WIND UP TO 15 KM/H. HIGH MINUS 18. WIND CHILL MINUS 32 THIS MORNING AND MINUS 25 THIS AFTERNOON. RISK OF FROSTBITE. UV INDEX 1 OR LOW. TONIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES EARLY THIS EVENING. CLEARING LATE THIS EVENING. WIND UP TO 15 KM/H. LOW MINUS 31. WIND CHILL MINUS 25 THIS EVENING AND MINUS 37 OVERNIGHT. RISK OF FROSTBITE. FRIDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD IN THE AFTERNOON. WIND UP TO 15 KM/H. HIGH MINUS 18. WIND CHILL MINUS 37 IN THE MORNING AND MINUS 23 IN THE AFTERNOON. RISK OF FROSTBITE. UV INDEX 1 OR LOW. NORMAN WELLS - TULITA REGION. TODAY..CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES. WIND UP TO 15 KM/H. HIGH MINUS 21. WIND CHILL MINUS 38 THIS MORNING AND MINUS 28 THIS AFTERNOON. RISK OF FROSTBITE. UV INDEX 1 OR LOW. TONIGHT..CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES EARLY THIS EVENING THEN PARTLY CLOUDY. WIND UP TO 15 KM/H. LOW MINUS 32. WIND CHILL MINUS 28 THIS EVENING AND MINUS 38 OVERNIGHT. RISK OF FROSTBITE. FRIDAY..A MIX OF SUN AND CLOUD. WIND UP TO 15 KM/H. HIGH MINUS 23. WIND CHILL MINUS 38 IN THE MORNING AND MINUS 33 IN THE AFTERNOON. RISK OF FROSTBITE. UV INDEX 1 OR LOW. REMAINDER UNCHANGED. END