FQCN24 CWNT 181300
WAVE HEIGHT FORECASTS FOR THE WESTERN ARCTIC WATERWAY ISSUED BY
ENVIRONMENT CANADA AT 7:00 A.M. MDT TUESDAY 18 AUGUST 2026 FOR TODAY
TONIGHT AND WEDNESDAY.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 7:00 P.M. MDT.

FORECAST VALUES ARE COMBINED WIND WAVE AND SWELL HEIGHTS. HIGHEST
WAVES MAY BE MORE THAN TWICE FORECAST VALUES. WAVE HEIGHTS MAY VARY
CONSIDERABLY DUE TO SHORELINE AND DEPTH EFFECTS.

NORTH MACKENZIE.
OVER OPEN WATER SEAS 1 METRE.

NORTH TUKTOYAKTUK.
OVER OPEN WATER SEAS 1 METRE.

BANKS.
OVER OPEN WATER SEAS 1 METRE OR LESS.

YUKON COAST.
SEAS 2 METRES SUBSIDING TO 1 LATE OVERNIGHT.

MACKENZIE.
OVER OPEN WATER SEAS 2 METRES SUBSIDING TO 1 EARLY WEDNESDAY MORNING.

TUKTOYAKTUK - NORTHERN HALF.
OVER OPEN WATER SEAS 1 METRE BUILDING TO 2 NEAR MIDNIGHT THEN
SUBSIDING TO 1 WEDNESDAY MORNING.

TUKTOYAKTUK - SOUTHERN HALF.
SEAS 2 METRES SUBSIDING TO 1 WEDNESDAY MORNING.

BAILLIE.
OVER OPEN WATER SEAS 1 METRE OR LESS.

ULUKHAKTOK.
SEAS 2 METRES.

AMUNDSEN.
SEAS 1 METRE OR LESS BUILDING TO 2 WEDNESDAY EVENING.

DOLPHIN.
SEAS 2 METRES.

CORONATION.
SEAS 1 METRE.

DEASE.
SEAS 1 METRE.

BATHURST.
SEAS 1 METRE OR LESS.

MAUD.
SEAS 1 METRE.

ST ROCH.
SEAS 1 METRE OR LESS.

NORTHWEST BEAUFORT
WEST PRINCE ALFRED.
FORECASTS ARE UNAVAILABLE UNTIL FURTHER REQUEST.

END