West Coast Haida Gwaii - northern half

Forecast

Marine Forecast

Issued 04:00 AM PST 16 December 2017

Today Tonight and Sunday.

Gale warning in effect.

Wind south 40 knots diminishing to southwest 25 this morning then increasing to west 25 to 35 this afternoon. Wind becoming west 20 to 30 Sunday morning.

Rain ending early this evening. A few showers Sunday morning.

Waves

Issued 04:00 AM PST 16 December 2017
Today Tonight and Sunday. Seas 2 to 3 metres building to 3 to 5 early this morning then subsiding to 3 Sunday morning.

Extended Forecast

Issued 04:00 AM PST 16 December 2017
Monday Wind west 20 knots.
Tuesday Wind light increasing to north 25 to 35 knots late in the day.
Wednesday Wind north 25 knots diminishing to north 15 late in the day.

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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 Cathedral Point Cumshewa Island Grey Islet Holland Rock Lucy Islands Lightstation Prince Rupert Airport Bonilla Island
Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Gale warning in effect

West Coast Haida Gwaii - northern half

Issued 04:00 AM PST 16 December 2017

'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 16 December 2017 Today Tonight and Sunday At 4:00 a.m. PST today quasi-stationary ridge located over BC
interior.

At 4:00 a.m. PST today warm front located over Haida Gwaii.
By 8:00 p.m. PST tonight warm front located over the Central Coast.

At 3:30 p.m. PST Sunday frontal system located near Tofino.
By 10:00 p.m. PST Sunday frontal system located near Victoria.

Marine Weather Statement

Issued 3:51 AM PST 16 December 2017 A warm front over Haida Gwaii will progress eastward today to lie
over the Central Coast this evening. Ahead of the front winds will
rise to gale force southerlies over northern and central waters.
Winds will shift to gale force southwesterlies behind the front.

A frontal system will approach Vancouver Island near Tofino on
Sunday evening which will result in strong southwesterly winds for
Southern Explorer, Southern West Vancouver Island and strong
southeast winds through the Strait of Georgia. This system slides
southeastward overnight and winds weaken.

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