FPCN12 CWNT 221213 AAA UPDATED FORECASTS FOR THE MACKENZIE DELTA AND ARCTIC COAST AREAS OF THE NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 6:12 A.M. MDT SUNDAY 22 MARCH 2026 FOR TODAY AND MONDAY. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 11:00 A.M. MDT. SOUTH DELTA REGION INCLUDING FT. MCPHERSON - TSIIGEHTCHIC. TODAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES. WIND UP TO 15 KM/H. HIGH MINUS 17. WIND CHILL MINUS 36 THIS MORNING AND MINUS 24 THIS AFTERNOON. RISK OF FROSTBITE. UV INDEX 1 OR LOW. TONIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES. WIND UP TO 15 KM/H. LOW MINUS 23. WIND CHILL MINUS 24 THIS EVENING AND MINUS 31 OVERNIGHT. RISK OF FROSTBITE. MONDAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES. WIND UP TO 15 KM/H. HIGH MINUS 18. WIND CHILL MINUS 31 IN THE MORNING AND MINUS 25 IN THE AFTERNOON. RISK OF FROSTBITE. UV INDEX 1 OR LOW. REMAINDER UNCHANGED. END