FPCN51 CWNT 231625
EXTENDED FORECASTS FROM MONDAY NIGHT 24 AUGUST TO SATURDAY 29 AUGUST
FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE NORTHWEST
TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 10:30 A.M. MDT SUNDAY 23
AUGUST 2026.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 3:30 P.M. MDT.

THEBACHA REGION INCLUDING FT. SMITH - SALT RIVER RESERVE.
MONDAY NIGHT..CLEAR. LOW 11.
TUESDAY..SUNNY. HIGH 22.
TUESDAY NIGHT..CLEAR. LOW 11.
WEDNESDAY..SUNNY. HIGH 25.
WEDNESDAY NIGHT..CLEAR. LOW 14.
THURSDAY..SUNNY. HIGH 28.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 14.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 24.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 11.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 21.
NORMALS FOR THE PERIOD..LOW 7. HIGH 19.

LUTSEL K'E REGION.
MONDAY NIGHT..CLOUDY. LOW 13.
TUESDAY..A MIX OF SUN AND CLOUD. HIGH 17.
TUESDAY NIGHT..CLEAR. LOW 9.
WEDNESDAY..SUNNY. HIGH 22.
WEDNESDAY NIGHT..CLEAR. LOW 14.
THURSDAY..SUNNY. HIGH 25.
THURSDAY NIGHT..CLEAR. LOW 12.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 21.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 11.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 20.
NORMALS FOR THE PERIOD..LOW 7. HIGH 16.

FT. RESOLUTION REGION INCLUDING HWY. 6.
MONDAY NIGHT..CLEAR. LOW 12.
TUESDAY..SUNNY. HIGH 20.
TUESDAY NIGHT..CLEAR. LOW 12.
WEDNESDAY..SUNNY. HIGH 25.
WEDNESDAY NIGHT..CLEAR. LOW 16.
THURSDAY..SUNNY. HIGH 27.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 13.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 20.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 11.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 20.
NORMALS FOR THE PERIOD..LOW 8. HIGH 18.

HAY RIVER REGION INCLUDING ENTERPRISE.
MONDAY NIGHT..CLEAR. LOW 11.
TUESDAY..SUNNY. HIGH 22.
TUESDAY NIGHT..CLEAR. LOW 13.
WEDNESDAY..SUNNY. HIGH 27.
WEDNESDAY NIGHT..CLEAR. LOW 16.
THURSDAY..SUNNY. HIGH 26.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 14.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 22.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 11.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 19.
NORMALS FOR THE PERIOD..LOW 8. HIGH 18.

FT. PROVIDENCE REGION INCLUDING KAKISA - CHAN LAKE.
MONDAY NIGHT..CLEAR. LOW 7.
TUESDAY..SUNNY. HIGH 24.
TUESDAY NIGHT..CLEAR. LOW 13.
WEDNESDAY..SUNNY. HIGH 28.
WEDNESDAY NIGHT..CLEAR. LOW 16.
THURSDAY..SUNNY. HIGH 25.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 12.
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 19.
FRIDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 9.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 19.
NORMALS FOR THE PERIOD..LOW 8. HIGH 19.

FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER.
MONDAY NIGHT..CLEAR. LOW 10.
TUESDAY..SUNNY. HIGH 27.
TUESDAY NIGHT..CLEAR. LOW 14.
WEDNESDAY..SUNNY. HIGH 29.
WEDNESDAY NIGHT..CLEAR. LOW 17.
THURSDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 20.
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 11.
FRIDAY..SHOWERS. HIGH 15.
FRIDAY NIGHT..SHOWERS. LOW 8.
SATURDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 18.
NORMALS FOR THE PERIOD..LOW 7. HIGH 20.

FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.
MONDAY NIGHT..CLEAR. LOW 10.
TUESDAY..SUNNY. HIGH 28.
TUESDAY NIGHT..CLEAR. LOW 12.
WEDNESDAY..SUNNY. HIGH 28.
WEDNESDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS.
 LOW 15.
THURSDAY..SHOWERS. HIGH 20.
THURSDAY NIGHT..SHOWERS. LOW 10.
FRIDAY..SHOWERS. HIGH 17.
FRIDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 8.
SATURDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 17.
NORMALS FOR THE PERIOD..LOW 8. HIGH 20.

YELLOWKNIFE REGION.
MONDAY NIGHT..CLEARING. LOW 10.
TUESDAY..SUNNY. HIGH 18.
TUESDAY NIGHT..CLEAR. LOW 12.
WEDNESDAY..SUNNY. HIGH 22.
WEDNESDAY NIGHT..CLEAR. LOW 15.
THURSDAY..SUNNY. HIGH 23.
THURSDAY NIGHT..CLEAR. LOW 14.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 21.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 12.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 18.
NORMALS FOR THE PERIOD..LOW 9. HIGH 16.

NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO.
MONDAY NIGHT..CLEARING. LOW 7.
TUESDAY..SUNNY. HIGH 22.
TUESDAY NIGHT..CLEAR. LOW 12.
WEDNESDAY..SUNNY. HIGH 25.
WEDNESDAY NIGHT..CLEAR. LOW 14.
THURSDAY..SUNNY. HIGH 22.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 12.
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 19.
FRIDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 10.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 18.
NORMALS FOR THE PERIOD..LOW 8. HIGH 17.

WRIGLEY REGION.
MONDAY NIGHT..CLEAR. LOW 9.
TUESDAY..SUNNY. HIGH 26.
TUESDAY NIGHT..CLEAR. LOW 13.
WEDNESDAY..SUNNY. HIGH 27.
WEDNESDAY NIGHT..CLOUDY PERIODS. LOW 13.
THURSDAY..SHOWERS. HIGH 15.
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 10.
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 17.
FRIDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 8.
SATURDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS.
 HIGH 17.
NORMALS FOR THE PERIOD..LOW 7. HIGH 18.

NORMAN WELLS - TULITA REGION.
MONDAY NIGHT..CLEAR. LOW 8.
TUESDAY..SUNNY. HIGH 24.
TUESDAY NIGHT..CLEAR. LOW 11.
WEDNESDAY..INCREASING CLOUDINESS. HIGH 23.
WEDNESDAY NIGHT..RAIN. LOW 8.
THURSDAY..PERIODS OF RAIN. HIGH 11.
THURSDAY NIGHT..PERIODS OF RAIN. LOW 7.
FRIDAY..PERIODS OF RAIN. HIGH 10.
FRIDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 7.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 14.
NORMALS FOR THE PERIOD..LOW 7. HIGH 17.

FORT GOOD HOPE REGION.
MONDAY NIGHT..CLEAR. LOW 8.
TUESDAY..SUNNY. HIGH 24.
TUESDAY NIGHT..CLEAR. LOW 11.
WEDNESDAY..INCREASING CLOUDINESS. HIGH 20.
WEDNESDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 6.
THURSDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 11.
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 6.
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 12.
FRIDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 6.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 14.
NORMALS FOR THE PERIOD..LOW 6. HIGH 16.

DELINE.
MONDAY NIGHT..CLEARING. LOW 7.
TUESDAY..SUNNY. HIGH 21.
TUESDAY NIGHT..CLEAR. LOW 11.
WEDNESDAY..SUNNY. HIGH 22.
WEDNESDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 12.
THURSDAY..SHOWERS. WINDY. HIGH 14.
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 9.
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 15.
FRIDAY NIGHT..CLOUDY PERIODS WITH 40 PERCENT CHANCE OF SHOWERS.
 LOW 8.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 16.
NORMALS FOR THE PERIOD..LOW 6. HIGH 16.

COLVILLE LAKE.
MONDAY NIGHT..CLOUDY PERIODS. LOW 10.
TUESDAY..SUNNY. HIGH 21.
TUESDAY NIGHT..CLEAR. LOW 13.
WEDNESDAY..INCREASING CLOUDINESS. HIGH 20.
WEDNESDAY NIGHT..RAIN. LOW 7.
THURSDAY..SHOWERS. WINDY. HIGH 9.
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 6.
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 12.
FRIDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS.
 LOW 6.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 13.
NORMALS FOR THE PERIOD..LOW PLUS 5. HIGH 14.

END