Johnstone Strait

Forecast

Marine Forecast

Issued 09:30 PM PST 11 December 2017

Tonight and Tuesday.

Wind southeast 15 to 25 knots diminishing to southeast 5 to 15 early Tuesday morning.

A few showers beginning near midnight and ending Tuesday morning. Fog banks.

Extended Forecast

Issued 04:00 PM PST 11 December 2017
Wednesday Wind southeast 5 to 15 knots increasing to southeast 15 to 25 in the afternoon.
Thursday Wind southeast 15 to 25 knots diminishing to northwest 5 to 15.
Friday Wind northwest 5 to 15 knots increasing to northwest 15 to 25.

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Weather Conditions

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Map of Pacific - South Coast marine weather areas Tsawwassen Ferry Terminal South Nomad - 46036 Sentry Shoal - 46131 South Brooks - 46132 Halibut Bank - 46146 South Moresby - 46147 South Hecate Strait - 46185 West Sea Otter - 46204 La Perouse Bank - 46206 East Dellwood - 46207 Discovery Island Esquimalt Harbour Kelp Reefs Malahat Race Rocks Lightstation Saturna Island Sheringham Point University of Victoria Victoria Gonzales Victoria Int'l Airport Ballenas Islands Campbell River Airport Comox Airport Entrance Island Fanny Island Nanaimo Airport Port Hardy Airport Sisters Islets Estevan Point Sartine Island Solander Island Tofino Airport Grief Point Powell River Airport Sechelt Cape St.James Bella Bella Airport Bella Coola Airport Cathedral Point Herbert Island Point Atkinson Sand Heads Lightstation Vancouver Harbour Vancouver Int'l Airport West Vancouver Port Alberni Howe Sound - Pam Rocks Squamish Airport
Ice Conditions

There is no ice forecast issued for this area.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 9:30 PM PST 11 December 2017 Tonight and Tuesday At 9:30 p.m. PST tonight quasi-stationary ridge located over
BC interior.

At 9:30 p.m. PST tonight frontal system located west of Haida Gwaii.
By 4:00 a.m. PST Tuesday dissipating frontal system located over
Hecate Strait.

At 9:30 p.m. PST tonight low 1006 mb located over western Queen
Charlotte Sound.
By 3:00 a.m. PST Tuesday departing low 1012 mb located over the
Central Coast.

Marine Weather Statement

Issued 9:16 PM PST 11 December 2017 A front lies a line north-south west of Haida Gwaii tonight.
Strong to gale force southeasterlies winds will prevail over
Most central and northern waters tonight as the front proceeds
eastward. The front is forecast to depart the area on Tuesday
morning.

Also this evening, a low pressure centre moves from Western Queen
Charlotte Sound to the Central Coast. Gale to storm force
southeasterlies will precede this low, and strong to gale force
westerlies will follow behind it.

Another front will approach the offshore waters Tuesday morning.
Gale force southerly winds will develop over most northern waters on
Tuesday ahead of the front.

Pacific - South Coast Area

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