FPCN51 CWNT 221024
EXTENDED FORECASTS FROM SUNDAY NIGHT 23 AUGUST TO FRIDAY 28 AUGUST
FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE NORTHWEST
TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 4:30 A.M. MDT SATURDAY 22
AUGUST 2026.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 10:30 A.M. MDT.

THEBACHA REGION INCLUDING FT. SMITH - SALT RIVER RESERVE.
SUNDAY NIGHT..CLEAR. LOW 14.
MONDAY..SUNNY. HIGH 23.
MONDAY NIGHT..CLEAR. LOW 10.
TUESDAY..SUNNY. HIGH 22.
TUESDAY NIGHT..CLEAR. LOW 11.
WEDNESDAY..SUNNY. HIGH 27.
WEDNESDAY NIGHT..CLEAR. LOW 10.
THURSDAY..SUNNY. HIGH 25.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 12.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 22.
NORMALS FOR THE PERIOD..LOW 7. HIGH 19.

LUTSEL K'E REGION.
SUNDAY NIGHT..CLEAR. LOW 13.
MONDAY..SUNNY. HIGH 20.
MONDAY NIGHT..CLOUDY PERIODS. LOW 12.
TUESDAY..SUNNY. HIGH 18.
TUESDAY NIGHT..CLEAR. LOW 8.
WEDNESDAY..SUNNY. HIGH 23.
WEDNESDAY NIGHT..CLEAR. LOW 10.
THURSDAY..SUNNY. HIGH 21.
THURSDAY NIGHT..CLEAR. LOW 11.
FRIDAY..SUNNY. HIGH 18.
NORMALS FOR THE PERIOD..LOW 7. HIGH 16.

FT. RESOLUTION REGION INCLUDING HWY. 6.
SUNDAY NIGHT..CLEAR. LOW 13.
MONDAY..SUNNY. HIGH 19.
MONDAY NIGHT..CLEAR. LOW 11.
TUESDAY..SUNNY. HIGH 21.
TUESDAY NIGHT..CLEAR. LOW 13.
WEDNESDAY..SUNNY. HIGH 25.
WEDNESDAY NIGHT..CLEAR. LOW 11.
THURSDAY..SUNNY. HIGH 23.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 11.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 20.
NORMALS FOR THE PERIOD..LOW 8. HIGH 18.

HAY RIVER REGION INCLUDING ENTERPRISE.
SUNDAY NIGHT..CLEAR. LOW 13.
MONDAY..SUNNY. HIGH 21.
MONDAY NIGHT..CLEAR. LOW 10.
TUESDAY..SUNNY. HIGH 24.
TUESDAY NIGHT..CLEAR. LOW 14.
WEDNESDAY..SUNNY. HIGH 28.
WEDNESDAY NIGHT..CLEAR. LOW 13.
THURSDAY..SUNNY. HIGH 23.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 13.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 21.
NORMALS FOR THE PERIOD..LOW 8. HIGH 18.

FT. PROVIDENCE REGION INCLUDING KAKISA - CHAN LAKE.
SUNDAY NIGHT..CLEAR. LOW 11.
MONDAY..SUNNY. HIGH 22.
MONDAY NIGHT..CLEAR. LOW 9.
TUESDAY..SUNNY. HIGH 26.
TUESDAY NIGHT..CLEAR. LOW 13.
WEDNESDAY..SUNNY. HIGH 27.
WEDNESDAY NIGHT..CLOUDY PERIODS. LOW 11.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 23.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 11.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 19.
NORMALS FOR THE PERIOD..LOW 8. HIGH 19.

FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER.
SUNDAY NIGHT..CLOUDY PERIODS. LOW 13.
MONDAY..SUNNY. HIGH 23.
MONDAY NIGHT..CLEAR. LOW 12.
TUESDAY..SUNNY. HIGH 26.
TUESDAY NIGHT..CLEAR. LOW 13.
WEDNESDAY..SUNNY. HIGH 27.
WEDNESDAY NIGHT..CLOUDY PERIODS. LOW 12.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 24.
THURSDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS.
 LOW 11.
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 17.
NORMALS FOR THE PERIOD..LOW 7. HIGH 20.

FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.
SUNDAY NIGHT..CLEAR. LOW 11.
MONDAY..SUNNY. HIGH 24.
MONDAY NIGHT..CLEAR. LOW 11.
TUESDAY..SUNNY. HIGH 27.
TUESDAY NIGHT..CLEAR. LOW 13.
WEDNESDAY..SUNNY. HIGH 25.
WEDNESDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS.
 LOW 11.
THURSDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 20.
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 9.
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 17.
NORMALS FOR THE PERIOD..LOW 8. HIGH 20.

YELLOWKNIFE REGION.
SUNDAY NIGHT..CLEAR. LOW 12.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 18.
MONDAY NIGHT..CLEAR. LOW 10.
TUESDAY..SUNNY. HIGH 19.
TUESDAY NIGHT..CLEAR. LOW 13.
WEDNESDAY..SUNNY. HIGH 22.
WEDNESDAY NIGHT..CLEAR. LOW 12.
THURSDAY..SUNNY. HIGH 21.
THURSDAY NIGHT..CLEAR. LOW 12.
FRIDAY..SUNNY. HIGH 20.
NORMALS FOR THE PERIOD..LOW 9. HIGH 17.

NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO.
SUNDAY NIGHT..CLEAR. LOW 11.
MONDAY..CLOUDY. WINDY. HIGH 16.
MONDAY NIGHT..CLEAR. LOW 7.
TUESDAY..SUNNY. HIGH 23.
TUESDAY NIGHT..CLEAR. LOW 12.
WEDNESDAY..SUNNY. HIGH 25.
WEDNESDAY NIGHT..CLOUDY PERIODS. LOW 11.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 22.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 11.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 20.
NORMALS FOR THE PERIOD..LOW 8. HIGH 17.

WRIGLEY REGION.
SUNDAY NIGHT..CLOUDY. LOW 11.
MONDAY..CLEARING. HIGH 21.
MONDAY NIGHT..CLEAR. LOW 10.
TUESDAY..SUNNY. HIGH 25.
TUESDAY NIGHT..CLEAR. LOW 12.
WEDNESDAY..SUNNY. HIGH 24.
WEDNESDAY NIGHT..CLOUDY PERIODS. LOW 11.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 19.
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 9.
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 17.
NORMALS FOR THE PERIOD..LOW 7. HIGH 19.

NORMAN WELLS - TULITA REGION.
SUNDAY NIGHT..PERIODS OF RAIN. WINDY. LOW 8.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 18.
MONDAY NIGHT..CLEAR. LOW 8.
TUESDAY..SUNNY. HIGH 23.
TUESDAY NIGHT..CLEAR. LOW 11.
WEDNESDAY..SUNNY. HIGH 23.
WEDNESDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 11.
THURSDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 14.
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 8.
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 11.
NORMALS FOR THE PERIOD..LOW 7. HIGH 18.

FORT GOOD HOPE REGION.
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 7.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 17.
MONDAY NIGHT..CLOUDY PERIODS. LOW 10.
TUESDAY..SUNNY. HIGH 25.
TUESDAY NIGHT..CLEAR. LOW 11.
WEDNESDAY..SUNNY. HIGH 20.
WEDNESDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 8.
THURSDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 13.
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 7.
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 13.
NORMALS FOR THE PERIOD..LOW 6. HIGH 16.

DELINE.
SUNDAY NIGHT..SHOWERS. LOW 9.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 15.
MONDAY NIGHT..CLEAR. LOW 8.
TUESDAY..SUNNY. HIGH 20.
TUESDAY NIGHT..CLEAR. LOW 10.
WEDNESDAY..SUNNY. HIGH 22.
WEDNESDAY NIGHT..CLOUDY PERIODS. LOW 10.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 17.
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 9.
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 16.
NORMALS FOR THE PERIOD..LOW 7. HIGH 17.

COLVILLE LAKE.
SUNDAY NIGHT..PERIODS OF RAIN. LOW 7.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 14.
MONDAY NIGHT..CLOUDY PERIODS. LOW 9.
TUESDAY..A MIX OF SUN AND CLOUD. HIGH 21.
TUESDAY NIGHT..CLEAR. LOW 12.
WEDNESDAY..SUNNY. HIGH 18.
WEDNESDAY NIGHT..CLOUDY. LOW 8.
THURSDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 13.
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 7.
FRIDAY..CLOUDY. HIGH 12.
NORMALS FOR THE PERIOD..LOW 6. HIGH 14.

END