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Hecate Strait - northern half

Forecast

Marine Forecast

Issued 10:30 AM PST 18 November 2025

Today Tonight and Wednesday.

Storm warning in effect.

Wind southeast 20 to 30 knots increasing to southeast 30 to 40 this evening and to southeast 40 to 50 Wednesday morning.

Showers this morning and Wednesday.

Waves

Issued 04:00 AM PST 18 November 2025
Today Tonight and Wednesday. Seas 1 metre or less building to 1 to 2 early this evening and to 2 to 3 overnight. Seas building to 4 to 6 Wednesday afternoon.

Extended Forecast

Issued 04:00 AM PST 18 November 2025
Thursday Wind southeast 40 to 50 knots diminishing to southeast 30 to 40 in the morning.
Friday Wind southwest 20 to 25 knots.
Saturday Wind southwest 20 to 25 knots veering to westerly 10 to 20.

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Weather Conditions

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Map of Pacific - North Coast marine weather areas Masset Municipal Airport South Moresby - 46147 Bonilla Island Bella Coola Airport North Hecate Strait - 46183 Bella Bella Airport North Nomad - 46184 Sandspit Airport South Hecate Strait - 46185 Rose Spit Nanakwa Shoal - 46181 Langara Island Kindakun Rocks West Sea Otter - 46204 Cape St.James West Dixon Entrance - 46205 Sartine Island West Moresby - 46208 East Dellwood - 46207 Middle Nomad - 46004 South Nomad - 46036 Cathedral Point Prince Rupert Airport Lucy Islands Lightstation Holland Rock Dixon Entrance Central - 46145 Grey Islet Cumshewa Island
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Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Storm warning in effect

Hecate Strait - northern half

Issued 10:30 AM PST 18 November 2025

'Storm' force winds of 48 to 63 knots are occurring or expected to occur in this marine area. 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 18 November 2025 Today Tonight and Wednesday At 10:30 a.m. PST today ridge located from the Central Coast
to Explorer.
By 9:30 p.m. PST tonight departing ridge located on a line
northeast-southwest over Vancouver Island.

At 9:30 p.m. PST tonight frontal system located west of the
offshore waters.
By 4:00 p.m. PST Wednesday cold front located on a line
northwest-southeast over Queen Charlotte Sound.

Marine Weather Statement

Issued 10:34 AM PST 18 November 2025 An intense frontal system will approach the offshore waters this
evening. The front will move to lie from Haida Gwaii to Northern
Vancouver Island late Wednesday afternoon.

Ahead of the front, gale to storm force southeasterlies will
Develop over the offshore waters tonight and reach northern and
central waters Wednesday morning. Winds will shift to strong to gale
force southerlies in the wake of the front.

Pacific - North Coast Area

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