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Hecate Strait - southern half

Warnings

Forecast

Marine Forecast

Issued 04:00 AM PST 07 December 2025

Today Tonight and Monday.

Gale warning in effect.

Wind south 40 knots veering to southwest 35 to 45 this afternoon then diminishing to southwest 25 early this evening. Wind increasing to southwest 35 late overnight and to southwest 45 near noon Monday with gusts to 55 beginning Monday afternoon.

Periods of rain.

Waves

Issued 04:00 AM PST 07 December 2025
Today Tonight and Monday. Seas 2 to 3 metres building to 3 to 4 late this morning and to 3 to 5 Monday morning.

Extended Forecast

Issued 04:00 AM PST 07 December 2025
Tuesday Wind southwest 25 to 35 knots diminishing to southwest 15 to 25 in the morning then increasing to southwest 25 to 35 late in the day.
Wednesday Wind northwest 25 to 35 knots diminishing to northwest 5 to 15 late in the day.
Thursday Wind southeast 15 to 25 knots increasing to southeast 25 to 35.

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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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buoy Buoy
land station Land Station
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 PST 07 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 4:00 AM PST 7 December 2025 Today Tonight and Monday At 4:00 a.m. PST today departing trough located over Hecate Strait.

At 10:00 a.m. PST today trough located over Bowie.
By 4:00 p.m. PST today trough located on a line east-west over
Langara.

At 9:30 p.m. PST Monday warm front located over Bowie.

Marine Weather Statement

Issued 4:00 AM PST 7 December 2025 The first in a series of troughs over Hecate Strait early this
morning will depart. Gale force southerlies across the northern and
central waters will briefly diminish to strong. A second trough will
quickly move into the northern waters this morning. Winds across
The northern and central waters will rise again to southwest gale
force late this morning.

A frontal system moving through on Monday will bring storm force
westerlies across Bowie and the northern waters. Hurricane force
gusts are possible with this system. Southwesterly gales will develop
across Explorer and southern waters on Monday with this frontal
system, spreading into Juan de Fuca late Monday.

Pacific - North Coast Area

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Marine Weather for Canada

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