045
FPCN51 CWNT 292124
EXTENDED FORECASTS FROM THURSDAY 1 OCTOBER TO MONDAY 5 OCTOBER FOR
THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE NORTHWEST
TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 3:30 P.M. MDT TUESDAY 29
SEPTEMBER 2026.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 4:30 A.M. MDT
WEDNESDAY.
THEBACHA REGION INCLUDING FT. SMITH - SALT RIVER RESERVE.
THURSDAY..SUNNY. HIGH 9.
THURSDAY NIGHT..CLOUDY PERIODS. LOW ZERO.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 8.
FRIDAY NIGHT..CLOUDY PERIODS. LOW PLUS 1.
SATURDAY..CLOUDY. HIGH 8.
SATURDAY NIGHT..CLOUDY PERIODS. LOW ZERO.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 10.
SUNDAY NIGHT..CLOUDY PERIODS. LOW PLUS 4.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 13.
NORMALS FOR THE PERIOD..LOW ZERO. HIGH 9.
LUTSEL K'E REGION.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH PLUS 5.
THURSDAY NIGHT..CLOUDY. LOW PLUS 2.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH PLUS 3.
FRIDAY NIGHT..CLOUDY. LOW MINUS 1.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH PLUS 4.
SATURDAY NIGHT..CLOUDY. LOW MINUS 1.
SUNDAY..CLOUDY. HIGH PLUS 5.
SUNDAY NIGHT..CLOUDY. LOW PLUS 2.
MONDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 7.
NORMALS FOR THE PERIOD..LOW MINUS 1. HIGH PLUS 5.
FT. RESOLUTION REGION INCLUDING HWY. 6.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 8.
THURSDAY NIGHT..CLOUDY PERIODS. LOW PLUS 2.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 7.
FRIDAY NIGHT..CLOUDY. LOW PLUS 1.
SATURDAY..CLOUDY. HIGH 7.
SATURDAY NIGHT..CLOUDY PERIODS. LOW ZERO.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 9.
SUNDAY NIGHT..CLOUDY PERIODS. LOW PLUS 3.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 11.
NORMALS FOR THE PERIOD..LOW PLUS 1. HIGH 8.
HAY RIVER REGION INCLUDING ENTERPRISE.
THURSDAY..SUNNY. HIGH 11.
THURSDAY NIGHT..CLOUDY PERIODS. LOW PLUS 1.
FRIDAY..SUNNY. HIGH 8.
FRIDAY NIGHT..INCREASING CLOUDINESS. LOW PLUS 2.
SATURDAY..CLOUDY. HIGH 6.
SATURDAY NIGHT..CLOUDY PERIODS. LOW PLUS 2.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 10.
SUNDAY NIGHT..CLOUDY PERIODS. LOW PLUS 5.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 11.
NORMALS FOR THE PERIOD..LOW PLUS 1. HIGH 9.
FT. PROVIDENCE REGION INCLUDING KAKISA - CHAN LAKE.
THURSDAY..SUNNY. HIGH 10.
THURSDAY NIGHT..CLOUDY PERIODS. LOW MINUS 1.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 7.
FRIDAY NIGHT..CLOUDY. LOW MINUS 1.
SATURDAY..CLOUDY. HIGH 9.
SATURDAY NIGHT..CLOUDY PERIODS. LOW PLUS 1.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 10.
SUNDAY NIGHT..CLOUDY PERIODS. LOW PLUS 3.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 11.
NORMALS FOR THE PERIOD..LOW PLUS 1. HIGH 8.
FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER.
THURSDAY..SUNNY. HIGH 9.
THURSDAY NIGHT..CLEAR. LOW MINUS 4.
FRIDAY..SUNNY. HIGH 8.
FRIDAY NIGHT..CLOUDY PERIODS. LOW ZERO.
SATURDAY..CLOUDY. HIGH 9.
SATURDAY NIGHT..CLOUDY PERIODS. LOW ZERO.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 8.
SUNDAY NIGHT..CLOUDY PERIODS. LOW PLUS 2.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 8.
NORMALS FOR THE PERIOD..LOW MINUS 1. HIGH 8.
FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.
THURSDAY..SUNNY. HIGH 13.
THURSDAY NIGHT..CLEAR. LOW MINUS 1.
FRIDAY..SUNNY. HIGH 13.
FRIDAY NIGHT..CLEAR. LOW MINUS 1.
SATURDAY..SUNNY. HIGH 11.
SATURDAY NIGHT..CLOUDY PERIODS. LOW PLUS 2.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 12.
SUNDAY NIGHT..CLOUDY PERIODS. LOW PLUS 3.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 12.
NORMALS FOR THE PERIOD..LOW PLUS 1. HIGH 11.
YELLOWKNIFE REGION.
THURSDAY..CLOUDY. HIGH 7.
THURSDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW PLUS 1.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 6.
FRIDAY NIGHT..CLOUDY. LOW ZERO.
SATURDAY..CLEARING. HIGH 6.
SATURDAY NIGHT..CLOUDY. LOW PLUS 2.
SUNDAY..CLOUDY. HIGH 6.
SUNDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW PLUS 4.
MONDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 7.
NORMALS FOR THE PERIOD..LOW PLUS 1. HIGH 6.
NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 6.
THURSDAY NIGHT..CLOUDY. LOW ZERO.
FRIDAY..CLOUDY. HIGH PLUS 5.
FRIDAY NIGHT..CLOUDY. LOW MINUS 1.
SATURDAY..CLOUDY. HIGH 6.
SATURDAY NIGHT..CLOUDY PERIODS. LOW PLUS 1.
SUNDAY..CLOUDY. HIGH 7.
SUNDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW PLUS 2.
MONDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 8.
NORMALS FOR THE PERIOD..LOW ZERO. HIGH 6.
WRIGLEY REGION.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 6.
THURSDAY NIGHT..CLOUDY PERIODS. LOW MINUS 2.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 6.
FRIDAY NIGHT..CLOUDY. LOW MINUS 2.
SATURDAY..SUNNY. HIGH 6.
SATURDAY NIGHT..CLOUDY. LOW PLUS 1.
SUNDAY..CLOUDY. HIGH 8.
SUNDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW PLUS 1.
MONDAY..CLOUDY WITH 30 PERCENT CHANCE OF RAIN SHOWERS OR FLURRIES.
HIGH 7.
NORMALS FOR THE PERIOD..LOW MINUS 1. HIGH 7.
NORMAN WELLS - TULITA REGION.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH PLUS 4.
THURSDAY NIGHT..CLOUDY. LOW ZERO.
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH PLUS 5.
FRIDAY NIGHT..CLOUDY PERIODS. LOW MINUS 4.
SATURDAY..SUNNY. HIGH PLUS 3.
SATURDAY NIGHT..CLOUDY PERIODS. LOW MINUS 1.
SUNDAY..CLOUDY. HIGH PLUS 4.
SUNDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF RAIN SHOWERS OR
FLURRIES. LOW MINUS 1.
MONDAY..CLOUDY. HIGH PLUS 3.
NORMALS FOR THE PERIOD..LOW MINUS 2. HIGH PLUS 5.
FORT GOOD HOPE REGION.
THURSDAY..INCREASING CLOUDINESS. HIGH 6.
THURSDAY NIGHT..CLOUDY. LOW ZERO.
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES OR RAIN SHOWERS.
HIGH PLUS 3.
FRIDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS. LOW
MINUS 3.
SATURDAY..SUNNY. HIGH PLUS 1.
SATURDAY NIGHT..CLOUDY. LOW MINUS 1.
SUNDAY..CLOUDY. HIGH PLUS 2.
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF RAIN SHOWERS OR
FLURRIES. LOW MINUS 1.
MONDAY..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. HIGH PLUS 2.
NORMALS FOR THE PERIOD..LOW MINUS 3. HIGH PLUS 4.
DELINE.
THURSDAY..CLOUDY. HIGH PLUS 5.
THURSDAY NIGHT..CLOUDY. LOW ZERO.
FRIDAY..CLOUDY. HIGH PLUS 4.
FRIDAY NIGHT..CLEARING. LOW MINUS 3.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH PLUS 3.
SATURDAY NIGHT..CLOUDY PERIODS. LOW ZERO.
SUNDAY..CLOUDY. HIGH PLUS 5.
SUNDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF RAIN SHOWERS OR
FLURRIES. LOW ZERO.
MONDAY..CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES OR RAIN SHOWERS.
HIGH PLUS 4.
NORMALS FOR THE PERIOD..LOW MINUS 2. HIGH PLUS 4.
COLVILLE LAKE.
THURSDAY..SUNNY. HIGH PLUS 2.
THURSDAY NIGHT..CLOUDY PERIODS. LOW MINUS 6.
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. HIGH PLUS 1.
FRIDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. LOW MINUS 3.
SATURDAY..CLOUDY. HIGH MINUS 1.
SATURDAY NIGHT..CLOUDY. LOW MINUS 2.
SUNDAY..CLOUDY. HIGH PLUS 1.
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF FLURRIES. LOW MINUS 1.
MONDAY..CLOUDY. HIGH PLUS 1.
NORMALS FOR THE PERIOD..LOW MINUS 3. HIGH PLUS 3.
END
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