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West Coast Haida Gwaii - northern half

Forecast

Marine Forecast

Issued 04:00 PM PDT 18 August 2019

Tonight and Monday.

Wind northwest 15 knots diminishing to light late this evening then increasing to southeast 15 to 20 Monday afternoon. Wind increasing to northeast 20 to 30 Monday evening.

Rain beginning Monday evening.

Waves

Issued 04:00 PM PDT 18 August 2019
Today Tonight and Monday. Seas 2 to 3 metres subsiding to 1 to 2 early Monday morning.

Extended Forecast

Issued 04:00 PM PDT 18 August 2019
Tuesday Wind southeast 25 to 35 knots becoming west 30 in the afternoon.
Wednesday Wind light.
Thursday Wind southwest 15 knots increasing to southeast 25 to 35 late in the day.

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Weather Conditions

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Map of Pacific - North Coast marine weather areas Middle Nomad - 46004 South Nomad - 46036 Dixon Entrance Central - 46145 South Moresby - 46147 Nanakwa Shoal - 46181 North Hecate Strait - 46183 North Nomad - 46184 South Hecate Strait - 46185 West Sea Otter - 46204 West Dixon Entrance - 46205 East Dellwood - 46207 West Moresby - 46208 Sartine Island Cape St.James Kindakun Rocks Langara Island Masset Municipal Airport Rose Spit Sandspit Airport Bella Bella Airport Bella Coola Airport Bonilla Island Cathedral Point Cumshewa Island Grey Islet Holland Rock Lucy Islands Lightstation Prince Rupert Airport
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 PM PDT 18 August 2019 Tonight and Monday At 4:00 p.m. PDT today weakening trough located over the Central
Coast.

At 4:00 p.m. PDT today ridge located west of the offshore waters.
By 10:30 a.m. PDT Monday ridge located on a line northeast-southwest
over southern Vancouver Island.

At 1:00 p.m. PDT Monday trough located over southern Bowie.
By 11:00 p.m. PDT Monday trough located from Bowie to Prince Rupert.

Marine Weather Statement

Issued 3:44 PM PDT 18 August 2019 A trough of low pressure lying over the Central Coast will weaken
this evening. Moderate to strong northwest winds north of the
Trough will diminish tonight.

On Monday, a second trough of low pressure will move to lie over
Southern Bowie and then swing northward toward Prince Rupert in
The evening. Strong southerlies will develop south of the trough and
rise to gale force late in the day. Strong to gale force easterlies
will develop north of the trough.

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