176
FPCN51 CWNT 201624
EXTENDED FORECASTS FROM THURSDAY NIGHT 21 AUGUST TO TUESDAY 26 AUGUST
FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE NORTHWEST
TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 10:30 A.M. MDT WEDNESDAY
20 AUGUST 2025.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 3:30 P.M. MDT.
THEBACHA REGION INCLUDING FT. SMITH - SALT RIVER RESERVE.
THURSDAY NIGHT..CLEAR. LOW 9.
FRIDAY..SUNNY. HIGH 23.
FRIDAY NIGHT..CLEAR. LOW 10.
SATURDAY..SUNNY. HIGH 24.
SATURDAY NIGHT..CLEAR. LOW 13.
SUNDAY..SUNNY. HIGH 26.
SUNDAY NIGHT..CLOUDY PERIODS. LOW 11.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 25.
MONDAY NIGHT..CLOUDY PERIODS. LOW 12.
TUESDAY..A MIX OF SUN AND CLOUD. HIGH 28.
NORMALS FOR THE PERIOD..LOW 7. HIGH 20.
LUTSEL K'E REGION.
THURSDAY NIGHT..CLEAR. LOW 11.
FRIDAY..SUNNY. HIGH 21.
FRIDAY NIGHT..CLEAR. LOW 12.
SATURDAY..SUNNY. HIGH 23.
SATURDAY NIGHT..CLEAR. LOW 15.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 23.
SUNDAY NIGHT..CLOUDY PERIODS. LOW 10.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 21.
MONDAY NIGHT..CLOUDY PERIODS. LOW 11.
TUESDAY..A MIX OF SUN AND CLOUD. HIGH 22.
NORMALS FOR THE PERIOD..LOW 8. HIGH 17.
FT. RESOLUTION REGION INCLUDING HWY. 6.
THURSDAY NIGHT..CLEAR. LOW 11.
FRIDAY..SUNNY. HIGH 23.
FRIDAY NIGHT..CLEAR. LOW 12.
SATURDAY..SUNNY. HIGH 25.
SATURDAY NIGHT..CLEAR. LOW 13.
SUNDAY..SUNNY. HIGH 23.
SUNDAY NIGHT..CLOUDY PERIODS. LOW 10.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 24.
MONDAY NIGHT..CLOUDY PERIODS. LOW 11.
TUESDAY..A MIX OF SUN AND CLOUD. HIGH 23.
NORMALS FOR THE PERIOD..LOW 8. HIGH 18.
HAY RIVER REGION INCLUDING ENTERPRISE.
THURSDAY NIGHT..CLEAR. LOW 10.
FRIDAY..SUNNY. HIGH 25.
FRIDAY NIGHT..CLEAR. LOW 12.
SATURDAY..SUNNY. HIGH 26.
SATURDAY NIGHT..CLEAR. LOW 15.
SUNDAY..SUNNY. HIGH 26.
SUNDAY NIGHT..CLEAR. LOW 11.
MONDAY..SUNNY. HIGH 25.
MONDAY NIGHT..CLEAR. LOW 13.
TUESDAY..SUNNY. HIGH 25.
NORMALS FOR THE PERIOD..LOW 9. HIGH 19.
FT. PROVIDENCE REGION INCLUDING KAKISA - CHAN LAKE.
THURSDAY NIGHT..CLEAR. LOW 10.
FRIDAY..SUNNY. HIGH 25.
FRIDAY NIGHT..CLEAR. LOW 12.
SATURDAY..SUNNY. HIGH 28.
SATURDAY NIGHT..CLEAR. LOW 15.
SUNDAY..SUNNY. HIGH 26.
SUNDAY NIGHT..CLOUDY PERIODS. LOW 10.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 25.
MONDAY NIGHT..CLOUDY PERIODS. LOW 10.
TUESDAY..A MIX OF SUN AND CLOUD. HIGH 24.
NORMALS FOR THE PERIOD..LOW 8. HIGH 19.
FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER.
THURSDAY NIGHT..CLEAR. LOW 14.
FRIDAY..SUNNY. HIGH 26.
FRIDAY NIGHT..CLEAR. LOW 12.
SATURDAY..SUNNY. HIGH 28.
SATURDAY NIGHT..CLEAR. LOW 16.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 22.
SUNDAY NIGHT..CLOUDY PERIODS. LOW 11.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 29.
MONDAY NIGHT..CLOUDY PERIODS. LOW 11.
TUESDAY..A MIX OF SUN AND CLOUD. HIGH 25.
NORMALS FOR THE PERIOD..LOW 7. HIGH 20.
FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 12.
FRIDAY..SUNNY. HIGH 27.
FRIDAY NIGHT..CLEAR. LOW 10.
SATURDAY..SUNNY. HIGH 26.
SATURDAY NIGHT..CLEAR. LOW 14.
SUNDAY..SUNNY. HIGH 27.
SUNDAY NIGHT..CLOUDY PERIODS. LOW 10.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 28.
MONDAY NIGHT..CLOUDY PERIODS. LOW 9.
TUESDAY..A MIX OF SUN AND CLOUD. HIGH 26.
NORMALS FOR THE PERIOD..LOW 8. HIGH 20.
YELLOWKNIFE REGION.
THURSDAY NIGHT..CLEAR. LOW 12.
FRIDAY..SUNNY. HIGH 22.
FRIDAY NIGHT..CLEAR. LOW 12.
SATURDAY..SUNNY. HIGH 23.
SATURDAY NIGHT..CLEAR. LOW 14.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 21.
SUNDAY NIGHT..CLOUDY PERIODS. LOW 11.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 22.
MONDAY NIGHT..CLOUDY PERIODS. LOW 13.
TUESDAY..A MIX OF SUN AND CLOUD. HIGH 20.
NORMALS FOR THE PERIOD..LOW 9. HIGH 17.
NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO.
THURSDAY NIGHT..CLEAR. LOW 9.
FRIDAY..SUNNY. HIGH 24.
FRIDAY NIGHT..CLEAR. LOW 11.
SATURDAY..SUNNY. HIGH 25.
SATURDAY NIGHT..CLEAR. LOW 14.
SUNDAY..CLOUDY. HIGH 20.
SUNDAY NIGHT..CLOUDY PERIODS. LOW 10.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 22.
MONDAY NIGHT..CLOUDY PERIODS. LOW 10.
TUESDAY..A MIX OF SUN AND CLOUD. HIGH 21.
NORMALS FOR THE PERIOD..LOW 8. HIGH 18.
WRIGLEY REGION.
THURSDAY NIGHT..CLEAR. LOW 12.
FRIDAY..SUNNY. HIGH 24.
FRIDAY NIGHT..CLEAR. LOW 12.
SATURDAY..SUNNY. HIGH 26.
SATURDAY NIGHT..CLEAR. LOW 14.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 22.
SUNDAY NIGHT..CLOUDY PERIODS. LOW 9.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 23.
MONDAY NIGHT..CLOUDY PERIODS. LOW 9.
TUESDAY..A MIX OF SUN AND CLOUD. HIGH 22.
NORMALS FOR THE PERIOD..LOW 7. HIGH 19.
NORMAN WELLS - TULITA REGION.
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 12.
FRIDAY..SUNNY. HIGH 24.
FRIDAY NIGHT..CLEAR. LOW 11.
SATURDAY..SUNNY. HIGH 24.
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 14.
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 17.
SUNDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS.
LOW 11.
MONDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS.
HIGH 20.
MONDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 11.
TUESDAY..CLOUDY. HIGH 18.
NORMALS FOR THE PERIOD..LOW 7. HIGH 18.
FORT GOOD HOPE REGION.
THURSDAY NIGHT..CLEAR. LOW 11.
FRIDAY..SUNNY. HIGH 23.
FRIDAY NIGHT..CLEAR. LOW 13.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 21.
SATURDAY NIGHT..CLOUDY. LOW 13.
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 15.
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 8.
MONDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 16.
MONDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 7.
TUESDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 14.
NORMALS FOR THE PERIOD..LOW 6. HIGH 17.
DELINE.
THURSDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS.
LOW 10.
FRIDAY..SUNNY. HIGH 19.
FRIDAY NIGHT..CLEAR. LOW 9.
SATURDAY..SUNNY. HIGH 21.
SATURDAY NIGHT..CLOUDY. LOW 12.
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WINDY. HIGH 18.
SUNDAY NIGHT..CLOUDY PERIODS. LOW 8.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 20.
MONDAY NIGHT..CLOUDY PERIODS. LOW 9.
TUESDAY..A MIX OF SUN AND CLOUD. HIGH 18.
NORMALS FOR THE PERIOD..LOW 7. HIGH 17.
COLVILLE LAKE.
THURSDAY NIGHT..CLEAR. LOW 11.
FRIDAY..SUNNY. HIGH 19.
FRIDAY NIGHT..INCREASING CLOUDINESS. LOW 12.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 18.
SATURDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 13.
SUNDAY..CLEARING. HIGH 11.
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 7.
MONDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 14.
MONDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 7.
TUESDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 12.
NORMALS FOR THE PERIOD..LOW 6. HIGH 15.
END
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