646
WWCN12 CWNT 251151
YELLOW WARNING - STORM SURGE
FOR THE MACKENZIE DELTA AND ARCTIC COAST AREAS OF THE NORTHWEST
TERRITORIES
ISSUED BY ENVIRONMENT CANADA
AT 5:51 A.M. MDT TUESDAY 25 AUGUST 2026.
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YELLOW LEVEL WARNING - STORM SURGE - FOR:
=NEW= COASTLINE FROM MACKENZIE BAY TO MCKINLEY BAY INCL. TUKTOYAKTUK.
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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH
==DISCUSSION==
STORM SURGE IS EXPECTED WEDNESDAY AFTERNOON IN TUKTOYAKTUK.
THE HIGHEST WATER LEVELS ARE EXPECTED TO REACH 85 TO 95 CM ABOVE
HIGHEST ASTRONOMICAL TIDE ON WEDNESDAY AFTERNOON AND MAY CAUSE
MODERATE FLOODING. THESE CONDITIONS CAN CAUSE DAMAGE TO
INFRASTRUCTURE NEAR THE COAST, INCLUDING BOATS BEACHED OR ANCHORED
ALONG THE SHORELINE.
THIS WARNING IS ISSUED WHEN HIGH WATER LEVELS POSE A THREAT TO
COASTAL REGIONS DUE TO TIDES, STORM SURGE AND/OR WAVES.
PLEASE CONTINUE TO MONITOR ALERTS AND FORECASTS ISSUED BY
ENVIRONMENT CANADA. TO REPORT SEVERE WEATHER, SEND AN EMAIL TO
NTSTORM(AT)EC.GC.CA, CALL 1-800-239-0484 OR POST REPORTS ON SOCIAL
MEDIA USING (HASH)NTSTORM.
HTTP://WEATHER.GC.CA
END/PASPC
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