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Hecate Strait - northern half

Warnings

Forecast

Marine Forecast

Issued 09:30 PM PST 05 December 2025

Tonight and Saturday.

Gale warning in effect.

Wind northerly 15 knots increasing to southwest 15 to 25 late overnight and to south 30 to 40 early Saturday evening.

Rain changing to showers near midnight. Visibility 1 mile or less in showers.

Waves

Issued 04:00 PM PST 05 December 2025
Today Tonight and Saturday. Seas 1 to 2 metres building to 2 to 3 Saturday evening.

Extended Forecast

Issued 04:00 PM PST 05 December 2025
Sunday Wind south 35 knots diminishing to southwest 20 to 30 in the afternoon.
Monday Wind south 30 to 40 knots.
Tuesday Wind southwest 25 knots diminishing to southwest 15.

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Map of Mackenzie - Mackenzie River marine weather areas Cambridge Bay Airport Inner Whaleback Rocks Hay River/Merlyn Carter Airport Inuvik Airport Fort Simpson Airport Tulita Airport Great Slave Lake North Arm - 45150 Keats Point Łutselk'e Airport Croker River Norman Wells Airport Paulatuk Airport Bathurst Inlet Pelly Island Storm Hills Hat Island Little Chicago Liverpool Bay Yellowknife Airport Wrigley Airport Tuktoyaktuk Airport Komakuk Beach Fort Chipewyan Airport Stony Rapids Airport Uranium City Egg Island Prairie River Thomsen River Sachs Harbour Airport Herschel Island Ulukhaktok Airport Stefansson Island Cape Providence Gateshead Island Shingle Point Airport Aklavik Airport Cape Parry Airport Cape Peel West Fort Good Hope Airport Fort Providence Kugluktuk Airport Great Slave Lake - 45141 Fort Reliance Fort Resolution Airport
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Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Gale warning in effect

Hecate Strait - northern half

Issued 9:30 PM PST 05 December 2025

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 9:30 PM PST 5 December 2025 Tonight and Saturday At 9:30 p.m. PST tonight departing low 996 mb located over the
Central Coast.

At 4:00 a.m. PST Saturday quasi-stationary low located over the
Gulf of Alaska.

At 4:00 p.m. PST Saturday approaching trough located west of the
offshore waters.

Marine Weather Statement

Issued 9:20 PM PST 5 December 2025 A low pressure centre over the Central Coast will depart the area
later this evening. Behind the low, gale force west to northwest
winds are forecast to persist tonight west of Vancouver Island and
through Juan de Fuca Strait.

A deep low over the Gulf of Alaska will continue to generate gale
force westerlies over the northern waters tonight and Saturday.

Mackenzie - Mackenzie River Area

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Marine Weather for Canada

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