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West Coast Haida Gwaii - northern half

Warnings

Forecast

Marine Forecast

Issued 04:00 AM PDT 11 May 2025

Today Tonight and Monday.

Wind variable 5 to 15 knots becoming easterly 5 to 15 early this morning then backing to north 10 to 20 early this afternoon. Wind backing to northwest 15 to 25 early this evening then to westerly 10 to 20 Monday evening.

Periods of rain ending this morning.

Waves

Issued 04:00 AM PDT 11 May 2025
Today Tonight and Monday. Seas 1 to 2 metres.

Extended Forecast

Issued 04:00 AM PDT 11 May 2025
Tuesday Wind northwest 15 to 25 knots.
Wednesday Wind northwest 10 knots increasing to south 15 to 25 late in the day.
Thursday Wind south 20 to 30 knots diminishing to southwesterly 10 to 15 late in the day.

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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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land station Land Station
Ice Conditions

There is no ice forecast issued for this area.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 4:00 AM PDT 11 May 2025 Today Tonight and Monday At 4:00 a.m. PDT today low 1007 mb located west of Haida Gwaii.
By 10:00 a.m. PDT today dissipating low located west of Haida Gwaii.

At 7:00 a.m. PDT Monday quasi-stationary ridge located on a line
north-south over Bowie.

Marine Weather Statement

Issued 3:49 AM PDT 11 May 2025 A low just west of Haida Gwaii in combination with a building ridge
offshore will tighten the pressure gradient over offshore waters.
Northerly gales will develop this morning over Bowie and will persist
until early this evening.

On Monday afternoon, the northwesterly gradient will broaden bringing
strong to gale force winds across West Vancouver Island and Haida
Gwaii, Hecate south, Explorer, and the central waters. Winds will
ease Monday night except West Vancouver Island south and Southeastern
Explorer, who can expect gale force winds to persist into Tuesday.

Pacific - North Coast Area

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Marine Weather for Canada

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