800
FPCN51 CWNT 191024
EXTENDED FORECASTS FROM WEDNESDAY NIGHT 20 AUGUST TO MONDAY 25 AUGUST
FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE NORTHWEST
TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 4:30 A.M. MDT TUESDAY 19
AUGUST 2025.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 10:30 A.M. MDT.
THEBACHA REGION INCLUDING FT. SMITH - SALT RIVER RESERVE.
WEDNESDAY NIGHT..RAIN. LOW 11.
THURSDAY..CLOUDY. HIGH 20.
THURSDAY NIGHT..CLEAR. LOW 11.
FRIDAY..SUNNY. HIGH 23.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 11.
SATURDAY..SUNNY. HIGH 24.
SATURDAY NIGHT..CLOUDY PERIODS. LOW 10.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 23.
SUNDAY NIGHT..CLOUDY PERIODS. LOW 10.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 24.
NORMALS FOR THE PERIOD..LOW 8. HIGH 20.
LUTSEL K'E REGION.
WEDNESDAY NIGHT..CLEAR. LOW 11.
THURSDAY..SUNNY. HIGH 20.
THURSDAY NIGHT..CLEAR. LOW 11.
FRIDAY..SUNNY. HIGH 21.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 13.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 22.
SATURDAY NIGHT..CLOUDY PERIODS. LOW 11.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 21.
SUNDAY NIGHT..CLOUDY PERIODS. LOW 11.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 20.
NORMALS FOR THE PERIOD..LOW 8. HIGH 17.
FT. RESOLUTION REGION INCLUDING HWY. 6.
WEDNESDAY NIGHT..CLEAR. LOW 10.
THURSDAY..CLEARING. HIGH 21.
THURSDAY NIGHT..CLEAR. LOW 11.
FRIDAY..SUNNY. HIGH 22.
FRIDAY NIGHT..CLEAR. LOW 11.
SATURDAY..SUNNY. HIGH 23.
SATURDAY NIGHT..CLOUDY PERIODS. LOW 11.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 22.
SUNDAY NIGHT..CLOUDY PERIODS. LOW 10.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 23.
NORMALS FOR THE PERIOD..LOW 9. HIGH 19.
HAY RIVER REGION INCLUDING ENTERPRISE.
WEDNESDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW 11.
THURSDAY..CLEARING. HIGH 20.
THURSDAY NIGHT..CLEAR. LOW 9.
FRIDAY..SUNNY. HIGH 24.
FRIDAY NIGHT..CLEAR. LOW 10.
SATURDAY..SUNNY. HIGH 25.
SATURDAY NIGHT..CLOUDY PERIODS. LOW 12.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 22.
SUNDAY NIGHT..CLOUDY PERIODS. LOW 11.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 24.
NORMALS FOR THE PERIOD..LOW 9. HIGH 19.
FT. PROVIDENCE REGION INCLUDING KAKISA - CHAN LAKE.
WEDNESDAY NIGHT..CLEAR. LOW 8.
THURSDAY..SUNNY. HIGH 24.
THURSDAY NIGHT..CLEAR. LOW 10.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 23.
FRIDAY NIGHT..CLEAR. LOW 11.
SATURDAY..SUNNY. HIGH 26.
SATURDAY NIGHT..CLOUDY PERIODS. LOW 10.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 23.
SUNDAY NIGHT..CLOUDY PERIODS. LOW 10.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 24.
NORMALS FOR THE PERIOD..LOW 9. HIGH 19.
FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER.
WEDNESDAY NIGHT..CLEAR. LOW 9.
THURSDAY..SUNNY. HIGH 24.
THURSDAY NIGHT..CLOUDY. LOW 13.
FRIDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS.
HIGH 23.
FRIDAY NIGHT..CLEAR. LOW 10.
SATURDAY..INCREASING CLOUDINESS. HIGH 25.
SATURDAY NIGHT..CLOUDY PERIODS. LOW 11.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 24.
SUNDAY NIGHT..CLOUDY PERIODS. LOW 10.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 27.
NORMALS FOR THE PERIOD..LOW 8. HIGH 20.
FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.
WEDNESDAY NIGHT..CLEAR. LOW 10.
THURSDAY..SUNNY. HIGH 26.
THURSDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS.
LOW 12.
FRIDAY..SUNNY. HIGH 27.
FRIDAY NIGHT..CLEAR. LOW 11.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 26.
SATURDAY NIGHT..CLOUDY PERIODS. LOW 10.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 25.
SUNDAY NIGHT..CLOUDY PERIODS. LOW 10.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 26.
NORMALS FOR THE PERIOD..LOW 8. HIGH 20.
YELLOWKNIFE REGION.
WEDNESDAY NIGHT..CLEAR. LOW 12.
THURSDAY..SUNNY. HIGH 22.
THURSDAY NIGHT..CLEAR. LOW 11.
FRIDAY..SUNNY. HIGH 21.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 11.
SATURDAY..SUNNY. HIGH 21.
SATURDAY NIGHT..CLEAR. LOW 13.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 20.
SUNDAY NIGHT..CLOUDY PERIODS. LOW 12.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 21.
NORMALS FOR THE PERIOD..LOW 9. HIGH 17.
NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO.
WEDNESDAY NIGHT..CLEAR. LOW 9.
THURSDAY..SUNNY. HIGH 22.
THURSDAY NIGHT..CLEAR. LOW 10.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 19.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 10.
SATURDAY..SUNNY. HIGH 23.
SATURDAY NIGHT..CLOUDY PERIODS. LOW 10.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 21.
SUNDAY NIGHT..CLOUDY PERIODS. LOW 10.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 22.
NORMALS FOR THE PERIOD..LOW 8. HIGH 18.
WRIGLEY REGION.
WEDNESDAY NIGHT..CLEAR. LOW 9.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 21.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 11.
FRIDAY..SUNNY. HIGH 24.
FRIDAY NIGHT..CLEAR. LOW 11.
SATURDAY..SUNNY. HIGH 24.
SATURDAY NIGHT..CLOUDY PERIODS. LOW 9.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 22.
SUNDAY NIGHT..CLOUDY PERIODS. LOW 9.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 22.
NORMALS FOR THE PERIOD..LOW 8. HIGH 19.
NORMAN WELLS - TULITA REGION.
WEDNESDAY NIGHT..CLOUDY PERIODS. LOW 9.
THURSDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.
HIGH 22.
THURSDAY NIGHT..CLEAR. LOW 10.
FRIDAY..SUNNY. HIGH 23.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 11.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 22.
SATURDAY NIGHT..CLOUDY PERIODS. LOW 9.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 20.
SUNDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW 11.
MONDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 18.
NORMALS FOR THE PERIOD..LOW 7. HIGH 18.
FORT GOOD HOPE REGION.
WEDNESDAY NIGHT..CLEAR. LOW 8.
THURSDAY..SUNNY. HIGH 22.
THURSDAY NIGHT..CLEAR. LOW 11.
FRIDAY..SUNNY. HIGH 22.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 12.
SATURDAY..SUNNY. HIGH 23.
SATURDAY NIGHT..CLOUDY PERIODS. LOW 7.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 17.
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 8.
MONDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 14.
NORMALS FOR THE PERIOD..LOW 7. HIGH 17.
DELINE.
WEDNESDAY NIGHT..CLOUDY. LOW 9.
THURSDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 16.
THURSDAY NIGHT..CLEAR. LOW 7.
FRIDAY..SUNNY. HIGH 18.
FRIDAY NIGHT..CLEAR. LOW 9.
SATURDAY..SUNNY. HIGH 19.
SATURDAY NIGHT..CLOUDY PERIODS. LOW 9.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 19.
SUNDAY NIGHT..CLOUDY PERIODS. LOW 9.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 17.
NORMALS FOR THE PERIOD..LOW 7. HIGH 17.
COLVILLE LAKE.
WEDNESDAY NIGHT..INCREASING CLOUDINESS. LOW 10.
THURSDAY..CLEARING. HIGH 17.
THURSDAY NIGHT..CLEAR. LOW 11.
FRIDAY..SUNNY. HIGH 19.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 10.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 17.
SATURDAY NIGHT..CLOUDY. LOW 7.
SUNDAY..CLOUDY. HIGH 15.
SUNDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW 7.
MONDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 12.
NORMALS FOR THE PERIOD..LOW 6. HIGH 15.
END
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