FPCN12 CWNT 050153 AAA UPDATED FORECASTS FOR THE MACKENZIE DELTA AND ARCTIC COAST AREAS OF THE NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 7:52 P.M. MDT MONDAY 4 MAY 2026 FOR TONIGHT TUESDAY AND TUESDAY NIGHT. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MDT TUESDAY. SOUTH DELTA REGION INCLUDING FT. MCPHERSON - TSIIGEHTCHIC. TONIGHT..CLEAR. INCREASING CLOUDINESS OVERNIGHT. LOW ZERO. TUESDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS LATE IN THE MORNING AND EARLY AFTERNOON. HIGH 7. UV INDEX 3 OR MODERATE. TUESDAY NIGHT..PARTLY CLOUDY. LOW ZERO. AKLAVIK REGION. TONIGHT..CLEAR. INCREASING CLOUDINESS OVERNIGHT. LOW PLUS 1. TUESDAY..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS LATE IN THE MORNING AND IN THE AFTERNOON. HIGH 7. UV INDEX 2 OR LOW. TUESDAY NIGHT..PARTLY CLOUDY. WIND UP TO 15 KM/H. LOW MINUS 2. WIND CHILL MINUS 7 OVERNIGHT. INUVIK REGION. TONIGHT..CLEAR. INCREASING CLOUDINESS OVERNIGHT. LOW PLUS 2. TUESDAY..CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. HIGH 6. UV INDEX 2 OR LOW. TUESDAY NIGHT..CLOUDY. BECOMING PARTLY CLOUDY IN THE EVENING. WIND UP TO 15 KM/H. LOW MINUS 2. WIND CHILL MINUS 7 OVERNIGHT. REMAINDER UNCHANGED. END