FPCN12 CWNT 051630 FORECASTS FOR THE MACKENZIE DELTA AND ARCTIC COAST AREAS OF THE NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 11:00 A.M. MDT WEDNESDAY 5 AUGUST 2026 FOR TODAY AND THURSDAY. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 4:00 P.M. MDT. SOUTH DELTA REGION INCLUDING FT. MCPHERSON - TSIIGEHTCHIC. TODAY..A MIX OF SUN AND CLOUD. HIGH 24. HUMIDEX 29. UV INDEX 4 OR MODERATE. TONIGHT..PARTLY CLOUDY. LOW 12. THURSDAY..CLEARING IN THE MORNING. HIGH 23. HUMIDEX 25. UV INDEX 4 OR MODERATE. AKLAVIK REGION. TODAY..A MIX OF SUN AND CLOUD. HIGH 24. HUMIDEX 29. UV INDEX 4 OR MODERATE. TONIGHT..PARTLY CLOUDY. LOW 15. THURSDAY..CLEARING IN THE MORNING. WIND BECOMING SOUTH 20 KM/H IN THE MORNING. HIGH 21. UV INDEX 4 OR MODERATE. INUVIK REGION. TODAY..A MIX OF SUN AND CLOUD. HIGH 22. HUMIDEX 26. UV INDEX 4 OR MODERATE. TONIGHT..PARTLY CLOUDY. CLEARING OVERNIGHT. LOW 12. THURSDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H IN THE MORNING. HIGH 22. HUMIDEX 25. UV INDEX 4 OR MODERATE. TUKTOYAKTUK - EAST CHANNEL REGION. TODAY..A MIX OF SUN AND CLOUD. WIND EAST 20 KM/H GUSTING TO 40. HIGH 17. UV INDEX 3 OR MODERATE. TONIGHT..A FEW CLOUDS. WIND EAST 20 KM/H. LOW 9. THURSDAY..SUNNY. WIND SOUTHEAST 20 KM/H. HIGH 22. UV INDEX 3 OR MODERATE. PAULATUK. TODAY..A MIX OF SUN AND CLOUD. WIND BECOMING NORTH 20 KM/H THIS AFTERNOON. HIGH 9. UV INDEX 3 OR MODERATE. TONIGHT..A FEW CLOUDS. WIND NORTH 20 KM/H BECOMING LIGHT THIS EVENING. LOW 6. THURSDAY..MAINLY SUNNY. HIGH 16. UV INDEX 3 OR MODERATE. SACHS HARBOUR. TODAY..MAINLY SUNNY. WIND EAST 20 KM/H BECOMING LIGHT NEAR NOON. HIGH 12. UV INDEX 3 OR MODERATE. TONIGHT..A FEW CLOUDS. LOW 6. THURSDAY..MAINLY SUNNY. WIND EAST 20 KM/H BECOMING SOUTH 20 NEAR NOON. HIGH 12. UV INDEX 3 OR MODERATE. ULUKHAKTOK. TODAY..INCREASING CLOUDINESS LATE THIS MORNING. WIND NORTHEAST 20 KM/H GUSTING TO 40. HIGH 15. UV INDEX 3 OR MODERATE. TONIGHT..CLEARING THIS EVENING. LOW 11. THURSDAY..SUNNY. HIGH 15. UV INDEX 3 OR MODERATE. END