West Coast Haida Gwaii - southern half

Forecast

Marine Forecast

Issued 10:30 AM PST 21 December 2014

Today Tonight and Monday

Storm warning in effect.

Wind southwest 15 to 25 knots increasing to southwest 25 to 35 early this afternoon then becoming west 25 late this evening. Wind diminishing to west 15 late overnight and to light Monday morning. Wind increasing to southeast 15 near noon Monday and to southeast 20 to 30 Monday afternoon. Wind increasing to southeast 45 to 55 Monday evening.

A few showers ending near midnight.

Waves

Issued 04:00 AM PST 21 December 2014
Today Tonight and Monday Seas 5 metres subsiding to 4 overnight.

Extended Forecast

Issued 04:00 AM PST 21 December 2014
Tuesday Wind southwest 35 to 45 knots diminishing to southwest 25 to 35 in the afternoon.
Wednesday Wind southwest 15 to 25 knots veering to northwest 15 to 25.
Thursday Wind northwest 15 to 25 knots.

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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 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)

Storm warning in effect

West Coast Haida Gwaii - southern half

Issued 10:30 AM PST 21 December 2014

'Storm' force winds of 48 to 63 knots are occurring or expected to occur in this marine area. 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 10:30 AM PST 21 December 2014 Today Tonight and Monday At 1:00 p.m. PST today trough located over the offshore waters.
By 10:00 p.m. PST tonight trough located over Haida Gwaii.

At 4:00 a.m. PST Monday ridge located over Explorer.
By 4:00 p.m. PST Monday ridge located over BC interior.

At 4:00 p.m. PST Monday deepening low located off Bowie.

Marine Weather Statement

Issued 10:29 AM PST 21 December 2014 A trough of low pressure will reach the offshore waters on this
afternoon and approach Haida Gwaii late this evening. Moderate to
strong southwest winds will rise to strong to gale force southwest
this afternoon ahead of the trough.

A ridge of high pressure will bring light winds to southern waters on
Monday, while an approaching low will give gale to storm force winds
to the offshore waters.

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