FPCN12 CWNT 052142 FORECASTS FOR THE MACKENZIE DELTA AND ARCTIC COAST AREAS OF THE NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 4:00 P.M. MDT TUESDAY 5 MAY 2026 FOR TONIGHT WEDNESDAY AND WEDNESDAY NIGHT. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MDT WEDNESDAY. SOUTH DELTA REGION INCLUDING FT. MCPHERSON - TSIIGEHTCHIC. TONIGHT..PERIODS OF RAIN ENDING EARLY THIS EVENING THEN PARTLY CLOUDY. LOW ZERO. WEDNESDAY..A MIX OF SUN AND CLOUD. HIGH PLUS 3. UV INDEX 3 OR MODERATE. WEDNESDAY NIGHT..PARTLY CLOUDY. WIND UP TO 15 KM/H. LOW MINUS 3. WIND CHILL MINUS 7 OVERNIGHT. AKLAVIK REGION. TONIGHT..PERIODS OF RAIN ENDING THIS EVENING THEN PARTLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. WIND BECOMING NORTHWEST 20 KM/H GUSTING TO 40 AFTER MIDNIGHT. LOW MINUS 1. WEDNESDAY..A MIX OF SUN AND CLOUD. WIND NORTHWEST 20 KM/H GUSTING TO 40. HIGH PLUS 1. WIND CHILL MINUS 7 IN THE MORNING. UV INDEX 3 OR MODERATE. WEDNESDAY NIGHT..PARTLY CLOUDY. WIND NORTH 20 KM/H BECOMING LIGHT IN THE EVENING. LOW MINUS 3. WIND CHILL MINUS 7 OVERNIGHT. INUVIK REGION. TONIGHT..PERIODS OF RAIN ENDING THIS EVENING THEN PARTLY CLOUDY. WIND EAST 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS EVENING. WIND BECOMING NORTHWEST 20 GUSTING TO 40 OVERNIGHT. LOW MINUS 2. WEDNESDAY..A MIX OF SUN AND CLOUD. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE AFTERNOON. HIGH PLUS 2. WIND CHILL MINUS 8 IN THE MORNING. UV INDEX 2 OR LOW. WEDNESDAY NIGHT..PARTLY CLOUDY. WIND UP TO 15 KM/H. LOW MINUS 4. WIND CHILL MINUS 8 OVERNIGHT. TUKTOYAKTUK - EAST CHANNEL REGION. TONIGHT..CLOUDY. PERIODS OF RAIN BEGINNING EARLY THIS EVENING AND ENDING AFTER MIDNIGHT THEN 30 PERCENT CHANCE OF FLURRIES OVERNIGHT. WIND EAST 20 KM/H GUSTING TO 40 INCREASING TO 40 GUSTING TO 60 EARLY THIS EVENING THEN BECOMING WEST 20 GUSTING TO 40 LATE THIS EVENING. LOW MINUS 2. WIND CHILL MINUS 8 OVERNIGHT. WEDNESDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF FLURRIES IN THE MORNING. WIND WEST 20 KM/H GUSTING TO 40 INCREASING TO 40 GUSTING TO 60 IN THE MORNING. HIGH ZERO. WIND CHILL MINUS 10 IN THE MORNING. UV INDEX 2 OR LOW. WEDNESDAY NIGHT..PARTLY CLOUDY. WIND WEST 30 KM/H GUSTING TO 50. LOW MINUS 4. WIND CHILL NEAR MINUS 11. PAULATUK. TONIGHT..INCREASING CLOUDINESS. RAIN BEGINNING NEAR MIDNIGHT. AMOUNT 5 MM. WIND SOUTHEAST 30 KM/H GUSTING TO 50 BECOMING SOUTH 60 GUSTING TO 90 THIS EVENING. LOW PLUS 3. WEDNESDAY..RAIN ENDING IN THE MORNING THEN CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. WIND SOUTH 50 KM/H GUSTING TO 70 DIMINISHING TO 30 GUSTING TO 50 IN THE MORNING THEN BECOMING WEST 20 EARLY IN THE AFTERNOON. TEMPERATURE STEADY NEAR PLUS 4. UV INDEX 2 OR LOW. WEDNESDAY NIGHT..MAINLY CLOUDY. WIND WEST 20 KM/H BECOMING LIGHT IN THE EVENING. LOW MINUS 2. WIND CHILL MINUS 8 OVERNIGHT. SACHS HARBOUR. TONIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES. NEAR BLIZZARD DEVELOPING OVERNIGHT. WIND SOUTHEAST 20 KM/H INCREASING TO 40 GUSTING TO 60 LATE THIS EVENING THEN TO 60 GUSTING TO 90 OVERNIGHT. LOW MINUS 7. WIND CHILL MINUS 12 THIS EVENING AND MINUS 18 OVERNIGHT. WEDNESDAY..NEAR BLIZZARD ENDING IN THE AFTERNOON THEN CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES. SNOWFALL AMOUNT 2 TO 4 CM. WIND SOUTHEAST 60 KM/H GUSTING TO 90 BECOMING SOUTHWEST 30 GUSTING TO 50 IN THE AFTERNOON. HIGH ZERO. WIND CHILL MINUS 18 IN THE MORNING. UV INDEX 2 OR LOW. WEDNESDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES. WIND SOUTH 30 KM/H. LOW MINUS 5. WIND CHILL MINUS 8 IN THE EVENING AND MINUS 13 OVERNIGHT. ULUKHAKTOK. TONIGHT..CLOUDY. WIND SOUTHEAST 40 KM/H GUSTING TO 60 INCREASING TO 60 GUSTING TO 90 BEFORE MORNING. LOW MINUS 7. WIND CHILL MINUS 12 THIS EVENING AND MINUS 17 OVERNIGHT. WEDNESDAY..CLOUDY. NEAR BLIZZARD DEVELOPING IN THE MORNING. SNOWFALL AMOUNT 2 TO 4 CM. WIND SOUTHEAST 60 KM/H GUSTING TO 90. HIGH ZERO. WIND CHILL MINUS 14 IN THE MORNING. UV INDEX 1 OR LOW. WEDNESDAY NIGHT..NEAR BLIZZARD CHANGING TO SNOW IN THE EVENING AND ENDING AFTER MIDNIGHT THEN CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES. SNOWFALL AMOUNT 2 CM. WIND SOUTHEAST 40 KM/H GUSTING TO 60 DIMINISHING TO 20 IN THE EVENING THEN BECOMING NORTHWEST 20 OVERNIGHT. LOW MINUS 6. WIND CHILL MINUS 13 OVERNIGHT. END