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Hecate Strait - southern half

Warnings

Forecast

Marine Forecast

Issued 04:00 AM PDT 11 May 2025

Today Tonight and Monday.

Gale warning in effect.

Wind southeast 15 to 25 knots diminishing to light late this morning then increasing to northwest 10 to 20 early this evening. Wind increasing to northwest 20 to 30 near midnight then becoming northwest 25 to 35 Monday morning.

Showers ending this afternoon.

Waves

Issued 04:00 AM PDT 11 May 2025
Today Tonight and Monday. Seas 1 to 2 metres subsiding to 1 early this morning then building to 1 to 2 Monday morning.

Extended Forecast

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

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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)

Gale warning in effect

Hecate Strait - southern half

Issued 04:00 AM PDT 11 May 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 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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