FPCN11 CWNT 210819 AAB UPDATED FORECASTS FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE NORTHWEST TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 2:19 A.M. MDT SUNDAY 21 JUNE 2026 FOR TONIGHT SUNDAY AND SUNDAY NIGHT. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. MDT. HAY RIVER REGION INCLUDING ENTERPRISE. TONIGHT..CLEAR. FOG PATCHES. LOW PLUS 5. SUNDAY..SUNNY IN THE MORNING AND EARLY IN THE AFTERNOON THEN A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 17. UV INDEX 5 OR MODERATE. SUNDAY NIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY IN THE EVENING. LOW 7. REMAINDER UNCHANGED. END