FPCN52 CWNT 171024
EXTENDED FORECASTS FROM MONDAY NIGHT 18 MAY TO SATURDAY 23 MAY FOR
THE MACKENZIE DELTA AND ARCTIC COAST AREAS OF THE NORTHWEST
TERRITORIES ISSUED BY ENVIRONMENT CANADA AT 4:30 A.M. MDT SUNDAY 17
MAY 2026.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 10:30 A.M. MDT.

SOUTH DELTA REGION INCLUDING FT. MCPHERSON - TSIIGEHTCHIC.
MONDAY NIGHT..CLOUDY. LOW ZERO.
TUESDAY..CLOUDY. HIGH 10.
TUESDAY NIGHT..CLEAR. LOW ZERO.
WEDNESDAY..SUNNY. HIGH 18.
WEDNESDAY NIGHT..INCREASING CLOUDINESS. LOW PLUS 5.
THURSDAY..CLOUDY. HIGH 9.
THURSDAY NIGHT..CLOUDY PERIODS. LOW ZERO.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 8.
FRIDAY NIGHT..CLOUDY PERIODS. LOW ZERO.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 7.
NORMALS FOR THE PERIOD..LOW MINUS 1. HIGH 9.

AKLAVIK REGION.
MONDAY NIGHT..CLOUDY. LOW MINUS 1.
TUESDAY..CLOUDY. HIGH 7.
TUESDAY NIGHT..CLOUDY PERIODS. LOW ZERO.
WEDNESDAY..SUNNY. HIGH 15.
WEDNESDAY NIGHT..INCREASING CLOUDINESS. LOW PLUS 2.
THURSDAY..CLOUDY. HIGH 7.
THURSDAY NIGHT..CLOUDY. LOW MINUS 1.
FRIDAY..CLOUDY. HIGH 7.
FRIDAY NIGHT..CLOUDY. LOW MINUS 2.
SATURDAY..CLOUDY. HIGH 6.
NORMALS FOR THE PERIOD..LOW MINUS 2. HIGH 8.

INUVIK REGION.
MONDAY NIGHT..CLOUDY. LOW MINUS 1.
TUESDAY..CLOUDY. HIGH 7.
TUESDAY NIGHT..CLOUDY PERIODS. LOW PLUS 3.
WEDNESDAY..SUNNY. HIGH 10.
WEDNESDAY NIGHT..CLEAR. LOW PLUS 1.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 10.
THURSDAY NIGHT..CLOUDY PERIODS. LOW PLUS 1.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH 15.
FRIDAY NIGHT..CLOUDY PERIODS. LOW PLUS 1.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH 12.
NORMALS FOR THE PERIOD..LOW MINUS 2. HIGH 7.

TUKTOYAKTUK - EAST CHANNEL REGION.
MONDAY NIGHT..CLOUDY. LOW MINUS 5.
TUESDAY..CLOUDY. HIGH ZERO.
TUESDAY NIGHT..CLOUDY. LOW MINUS 2.
WEDNESDAY..CLEARING. HIGH PLUS 5.
WEDNESDAY NIGHT..SUNNY. LOW PLUS 1.
THURSDAY..INCREASING CLOUDINESS. HIGH PLUS 4.
THURSDAY NIGHT..CLOUDY. LOW MINUS 3.
FRIDAY..CLOUDY. HIGH 7.
FRIDAY NIGHT..CLOUDY. LOW MINUS 4.
SATURDAY..CLOUDY. HIGH PLUS 2.
NORMALS FOR THE PERIOD..LOW MINUS 4. HIGH PLUS 4.

PAULATUK.
MONDAY NIGHT..CLOUDY. LOW MINUS 1.
TUESDAY..CLOUDY. HIGH MINUS 1.
TUESDAY NIGHT..SUNNY. LOW MINUS 8.
WEDNESDAY..A MIX OF SUN AND CLOUD. HIGH PLUS 4.
WEDNESDAY NIGHT..A MIX OF SUN AND CLOUD. LOW MINUS 1.
THURSDAY..SUNNY. HIGH PLUS 4.
THURSDAY NIGHT..A MIX OF SUN AND CLOUD. LOW MINUS 2.
FRIDAY..CLOUDY. HIGH PLUS 5.
FRIDAY NIGHT..CLOUDY. LOW MINUS 2.
SATURDAY..CLOUDY. HIGH PLUS 2.
NORMALS FOR THE PERIOD..LOW MINUS 6. HIGH ZERO.

SACHS HARBOUR.
MONDAY NIGHT..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF
 FLURRIES. LOW MINUS 9.
TUESDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 5.
TUESDAY NIGHT..A MIX OF SUN AND CLOUD. LOW MINUS 7.
WEDNESDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 3.
WEDNESDAY NIGHT..A MIX OF SUN AND CLOUD. LOW MINUS 7.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 1.
THURSDAY NIGHT..A MIX OF SUN AND CLOUD. LOW MINUS 4.
FRIDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 1.
FRIDAY NIGHT..A MIX OF SUN AND CLOUD. LOW MINUS 5.
SATURDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 1.
NORMALS FOR THE PERIOD..LOW MINUS 9. HIGH MINUS 3.

ULUKHAKTOK.
MONDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF FLURRIES. LOW MINUS 2.
TUESDAY..A MIX OF SUN AND CLOUD. HIGH ZERO.
TUESDAY NIGHT..A MIX OF SUN AND CLOUD. LOW MINUS 8.
WEDNESDAY..A MIX OF SUN AND CLOUD. HIGH MINUS 2.
WEDNESDAY NIGHT..A MIX OF SUN AND CLOUD. LOW MINUS 6.
THURSDAY..A MIX OF SUN AND CLOUD. HIGH ZERO.
THURSDAY NIGHT..A MIX OF SUN AND CLOUD. LOW MINUS 5.
FRIDAY..CLOUDY. HIGH ZERO.
FRIDAY NIGHT..CLOUDY. LOW MINUS 5.
SATURDAY..CLOUDY. HIGH ZERO.
NORMALS FOR THE PERIOD..LOW MINUS 9. HIGH MINUS 3.

END