FPCN12 CWNT 211030 FORECASTS FOR THE MACKENZIE DELTA AND ARCTIC COAST AREAS OF THE NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 5:00 A.M. MDT MONDAY 21 SEPTEMBER 2026 FOR TODAY AND TUESDAY. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 11:00 A.M. MDT. SOUTH DELTA REGION INCLUDING FT. MCPHERSON - TSIIGEHTCHIC. TODAY..CLOUDY WITH 60 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES. TEMPERATURE STEADY NEAR PLUS 3. TONIGHT..CLOUDY WITH 60 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES. TEMPERATURE STEADY NEAR PLUS 3. TUESDAY..A MIX OF SUN AND CLOUD. HIGH 7. UV INDEX 1 OR LOW. AKLAVIK REGION. TODAY..CLOUDY. 60 PERCENT CHANCE OF FLURRIES CHANGING TO 60 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES NEAR NOON. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS AFTERNOON. HIGH PLUS 3. TONIGHT..CLOUDY WITH 60 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES. TEMPERATURE STEADY NEAR PLUS 2. TUESDAY..CLOUDY. 30 PERCENT CHANCE OF FLURRIES EARLY IN THE MORNING. BECOMING A MIX OF SUN AND CLOUD NEAR NOON. HIGH 6. UV INDEX 1 OR LOW. INUVIK REGION. TODAY..PERIODS OF RAIN ENDING NEAR NOON THEN CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS AFTERNOON. TEMPERATURE STEADY NEAR PLUS 3. TONIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 1. TUESDAY..CLOUDY. 60 PERCENT CHANCE OF SHOWERS IN THE MORNING. HIGH PLUS 5. UV INDEX 1 OR LOW. TUKTOYAKTUK - EAST CHANNEL REGION. TODAY..PERIODS OF RAIN ENDING NEAR NOON THEN CLOUDY WITH 30 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES. WIND NORTH 20 KM/H GUSTING TO 40. TEMPERATURE STEADY NEAR PLUS 3. TONIGHT..CLOUDY. 30 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES THIS EVENING. SNOW OR RAIN BEGINNING NEAR MIDNIGHT. WIND NORTH 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS EVENING. TEMPERATURE STEADY NEAR PLUS 2. TUESDAY..SNOW OR RAIN ENDING IN THE MORNING THEN CLOUDY. TEMPERATURE STEADY NEAR PLUS 2. UV INDEX 1 OR LOW. PAULATUK. TODAY..RAIN. AMOUNT 5 MM. WIND BECOMING WEST 30 KM/H GUSTING TO 50 THIS MORNING. TEMPERATURE STEADY NEAR PLUS 5. TONIGHT..CLOUDY. 30 PERCENT CHANCE OF RAIN SHOWERS CHANGING TO 30 PERCENT CHANCE OF FLURRIES LATE THIS EVENING. WIND WEST 30 KM/H GUSTING TO 50 BECOMING LIGHT OVERNIGHT. LOW PLUS 1. TUESDAY..SNOW CHANGING TO RAIN NEAR NOON. HIGH PLUS 4. SACHS HARBOUR. TODAY..CLOUDY. 60 PERCENT CHANCE OF RAIN SHOWERS CHANGING TO 60 PERCENT CHANCE OF FLURRIES THIS AFTERNOON. WIND BECOMING NORTHEAST 20 KM/H GUSTING TO 50 THIS MORNING THEN NORTH 40 GUSTING TO 60 THIS AFTERNOON. TEMPERATURE STEADY NEAR PLUS 1. TONIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES. WIND NORTH 50 KM/H GUSTING TO 70 DIMINISHING TO 30 GUSTING TO 50 NEAR MIDNIGHT. LOW MINUS 4. WIND CHILL NEAR MINUS 12. TUESDAY..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. WIND UP TO 15 KM/H. HIGH MINUS 1. WIND CHILL NEAR MINUS 9. UV INDEX 1 OR LOW. ULUKHAKTOK. TODAY..CLOUDY. RAIN BEGINNING EARLY THIS MORNING. AMOUNT 5 MM. WIND EAST 30 KM/H GUSTING TO 50. HIGH 7. TONIGHT..RAIN ENDING BEFORE MORNING THEN CLOUDY WITH 30 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES. RAINFALL AMOUNT 5 MM. WIND NORTHEAST 20 KM/H BECOMING NORTHWEST 30 GUSTING TO 50 THIS EVENING. LOW PLUS 2. TUESDAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES EARLY IN THE MORNING. WIND NORTHWEST 20 KM/H BECOMING LIGHT NEAR NOON. TEMPERATURE STEADY NEAR PLUS 2. UV INDEX 1 OR LOW. END