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Hecate Strait - northern half

Forecast

Marine Forecast

Issued 10:30 AM PST 09 December 2025

Today Tonight and Wednesday.

Gale warning in effect.

Wind south 15 to 25 knots increasing to south 25 to 35 early this afternoon and to south 35 to 45 late this afternoon. Wind diminishing to southwest 20 to 30 this evening then veering to northwest 15 to 25 Wednesday afternoon.

Rain changing to showers near midnight.

Waves

Issued 04:00 PM PST 09 December 2025
Today Tonight and Wednesday. Seas 2 metres building to 3 early this evening then subsiding to 1 to 2 late this evening.

Extended Forecast

Issued 04:00 AM PST 09 December 2025
Thursday Wind northwesterly 10 to 20 knots.
Friday Wind north 15 to 25 knots.
Saturday Wind northeast 20 knots increasing to east 25 to 35.

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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 10:30 AM PST 09 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 10:30 AM PST 9 December 2025 Today Tonight and Wednesday At 10:30 a.m. PST today frontal system located over Bowie.
By 10:00 p.m. PST tonight frontal system located from the Central
Coast to Vancouver Island.

At 4:00 a.m. PST Wednesday trough located on a line east-west over
northern Bowie.
By 4:00 p.m. PST Wednesday trough located on a line east-west over
southern Haida Gwaii.

Marine Weather Statement

Issued 10:30 AM PST 9 December 2025 A frontal system will approach the North Coast today, bringing
southeast gales to the central and northern waters. Winds will rise
to storm force southeasterlies over the central waters late this
afternoon. Winds will shift to strong to gale force westerly behind
the system this evening.

A trough will move southward from Bowie to lie over Queen Charlotte
Sound Wednesday evening. Ahead of the trough, winds will rise to
southwesterly gales over the central waters then shift to strong to
gale force northwesterly in its wake. Winds will subside Wednesday
evening.

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