FPCN12 CWNT 040007 AAB UPDATED FORECASTS FOR THE MACKENZIE DELTA AND ARCTIC COAST AREAS OF THE NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 6:07 P.M. MDT SUNDAY 3 MAY 2026 FOR TONIGHT MONDAY AND MONDAY NIGHT. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MDT MONDAY. SOUTH DELTA REGION INCLUDING FT. MCPHERSON - TSIIGEHTCHIC. TONIGHT..PARTLY CLOUDY. WIND SOUTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS EVENING. LOW ZERO. MONDAY..MAINLY SUNNY. HIGH 8. UV INDEX 3 OR MODERATE. MONDAY NIGHT..PARTLY CLOUDY. LOW ZERO. SACHS HARBOUR. TONIGHT..CLOUDY. WIND SOUTHEAST 40 KM/H GUSTING TO 60. LOW MINUS 9. WIND CHILL NEAR MINUS 18. MONDAY..CLOUDY. WIND EAST 30 KM/H. HIGH MINUS 3. WIND CHILL MINUS 17 IN THE MORNING AND MINUS 7 IN THE AFTERNOON. UV INDEX 2 OR LOW. MONDAY NIGHT..CLOUDY. BECOMING PARTLY CLOUDY NEAR MIDNIGHT. WIND UP TO 15 KM/H. LOW MINUS 8. WIND CHILL MINUS 7 IN THE EVENING AND MINUS 14 OVERNIGHT. REMAINDER UNCHANGED. END