FPCN51 CWNT 192125
EXTENDED FORECASTS FROM THURSDAY 21 MAY TO MONDAY 25 MAY FOR THE
GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE NORTHWEST
TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 3:30 P.M. MDT TUESDAY 19
MAY 2026.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 4:30 A.M. MDT
WEDNESDAY.

THEBACHA REGION INCLUDING FT. SMITH - SALT RIVER RESERVE.
THURSDAY..CLOUDY. HIGH 18.
THURSDAY NIGHT..CLOUDY. LOW 9.
FRIDAY..SUNNY. HIGH 21.
FRIDAY NIGHT..CLEAR. LOW 9.
SATURDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS.
 HIGH 18.
SATURDAY NIGHT..CLOUDY. LOW 8.
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 16.
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 6.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 15.
NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 17.

LUTSEL K'E REGION.
THURSDAY..CLOUDY. HIGH 11.
THURSDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW PLUS 5.
FRIDAY..SUNNY. HIGH 13.
FRIDAY NIGHT..CLEAR. LOW PLUS 4.
SATURDAY..CLOUDY. HIGH 15.
SATURDAY NIGHT..CLOUDY. LOW 6.
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 12.
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 4.
MONDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 11.
NORMALS FOR THE PERIOD..LOW ZERO. HIGH 11.

FT. RESOLUTION REGION INCLUDING HWY. 6.
THURSDAY..CLOUDY. HIGH 17.
THURSDAY NIGHT..CLOUDY. LOW 8.
FRIDAY..SUNNY. HIGH 17.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 7.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 17.
SATURDAY NIGHT..CLOUDY PERIODS. LOW 6.
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 14.
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 5.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 13.
NORMALS FOR THE PERIOD..LOW PLUS 2. HIGH 14.

HAY RIVER REGION INCLUDING ENTERPRISE.
THURSDAY..CLOUDY. HIGH 18.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 10.
FRIDAY..SUNNY. HIGH 18.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 8.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 15.
SATURDAY NIGHT..CLOUDY. LOW 6.
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 12.
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 5.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 10.
NORMALS FOR THE PERIOD..LOW PLUS 2. HIGH 13.

FT. PROVIDENCE REGION INCLUDING KAKISA - CHAN LAKE.
THURSDAY..CLOUDY. HIGH 17.
THURSDAY NIGHT..CLEAR. LOW 6.
FRIDAY..SUNNY. HIGH 20.
FRIDAY NIGHT..CLEAR. LOW 6.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 17.
SATURDAY NIGHT..CLOUDY PERIODS. LOW PLUS 5.
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 13.
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 4.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 13.
NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 15.

FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 22.
THURSDAY NIGHT..CLEAR. LOW 8.
FRIDAY..SUNNY. HIGH 21.
FRIDAY NIGHT..CLEAR. LOW 6.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 15.
SATURDAY NIGHT..CLOUDY PERIODS. LOW PLUS 5.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 13.
SUNDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS. LOW
 PLUS 3.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 13.
NORMALS FOR THE PERIOD..LOW PLUS 4. HIGH 17.

FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.
THURSDAY..SUNNY. HIGH 22.
THURSDAY NIGHT..CLEAR. LOW 7.
FRIDAY..SUNNY. HIGH 20.
FRIDAY NIGHT..CLEAR. LOW 6.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 17.
SATURDAY NIGHT..CLOUDY PERIODS. LOW PLUS 4.
SUNDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS.
 HIGH 15.
SUNDAY NIGHT..CLOUDY PERIODS. LOW PLUS 3.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 14.
NORMALS FOR THE PERIOD..LOW PLUS 4. HIGH 18.

YELLOWKNIFE REGION.
THURSDAY..CLOUDY. HIGH 15.
THURSDAY NIGHT..CLEARING. LOW 7.
FRIDAY..SUNNY. HIGH 16.
FRIDAY NIGHT..CLEAR. LOW 7.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 15.
SATURDAY NIGHT..CLOUDY PERIODS. LOW 7.
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 13.
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 4.
MONDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.
 HIGH 10.
NORMALS FOR THE PERIOD..LOW PLUS 2. HIGH 13.

NORTH SLAVE REGION INCLUDING WEKWEETI - WHATI - BEHCHOKO.
THURSDAY..CLOUDY. HIGH 14.
THURSDAY NIGHT..CLOUDY PERIODS. LOW 6.
FRIDAY..SUNNY. HIGH 16.
FRIDAY NIGHT..CLOUDY PERIODS. LOW 6.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 15.
SATURDAY NIGHT..CLOUDY. LOW PLUS 4.
SUNDAY..CLOUDY. HIGH 11.
SUNDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 2.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 10.
NORMALS FOR THE PERIOD..LOW PLUS 2. HIGH 13.

WRIGLEY REGION.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 20.
THURSDAY NIGHT..CLEAR. LOW PLUS 4.
FRIDAY..INCREASING CLOUDINESS. HIGH 17.
FRIDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 7.
SATURDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 15.
SATURDAY NIGHT..CLOUDY PERIODS. LOW PLUS 2.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 12.
SUNDAY NIGHT..CLOUDY PERIODS. LOW PLUS 2.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 11.
NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 16.

NORMAN WELLS - TULITA REGION.
THURSDAY..CLEARING. HIGH 17.
THURSDAY NIGHT..SHOWERS. LOW 6.
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 12.
FRIDAY NIGHT..CLOUDY. LOW 6.
SATURDAY..CLOUDY. HIGH 15.
SATURDAY NIGHT..CLOUDY PERIODS. LOW PLUS 4.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 11.
SUNDAY NIGHT..CLOUDY PERIODS. LOW PLUS 2.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 11.
NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 15.

FORT GOOD HOPE REGION.
THURSDAY..RAIN. HIGH 13.
THURSDAY NIGHT..PERIODS OF RAIN. LOW 6.
FRIDAY..CLOUDY. HIGH 11.
FRIDAY NIGHT..CLOUDY. LOW PLUS 5.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 14.
SATURDAY NIGHT..CLOUDY PERIODS. LOW ZERO.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH 7.
SUNDAY NIGHT..CLOUDY PERIODS. LOW MINUS 1.
MONDAY..A MIX OF SUN AND CLOUD. HIGH 7.
NORMALS FOR THE PERIOD..LOW PLUS 1. HIGH 12.

DELINE.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 14.
THURSDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS. LOW
 PLUS 5.
FRIDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 11.
FRIDAY NIGHT..CLOUDY. LOW PLUS 3.
SATURDAY..CLOUDY. HIGH 10.
SATURDAY NIGHT..CLOUDY. LOW PLUS 1.
SUNDAY..CLOUDY. HIGH 9.
SUNDAY NIGHT..CLOUDY. LOW ZERO.
MONDAY..CLOUDY. HIGH 8.
NORMALS FOR THE PERIOD..LOW PLUS 1. HIGH 12.

COLVILLE LAKE.
THURSDAY..RAIN. HIGH 8.
THURSDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 2.
FRIDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 7.
FRIDAY NIGHT..CLOUDY. LOW PLUS 2.
SATURDAY..CLOUDY. HIGH 9.
SATURDAY NIGHT..CLOUDY PERIODS. LOW MINUS 1.
SUNDAY..A MIX OF SUN AND CLOUD. HIGH PLUS 5.
SUNDAY NIGHT..CLOUDY PERIODS. LOW MINUS 2.
MONDAY..A MIX OF SUN AND CLOUD. HIGH PLUS 5.
NORMALS FOR THE PERIOD..LOW MINUS 1. HIGH 9.

END