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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 04:00 PM PDT 21 October 2019

Tonight and Tuesday.

Gale warning in effect.

Wind southeast 25 to 35 knots diminishing to southeast 15 to 25 early this evening then becoming northwest 15 to 25 near midnight. Wind northwest 15 to 25 Tuesday.

Rain changing to showers near midnight and ending Tuesday morning.

Extended Forecast

Issued 04:00 PM PDT 21 October 2019
Wednesday Wind northwest 5 to 15 knots becoming variable 5 to 15 in the morning then becoming southeast 10 to 20 late in the day.
Thursday Wind southeast 15 to 25 knots.
Friday Wind southeast 20 to 30 knots becoming northwest 20 to 30.

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Map of Pacific - South Coast marine weather areas 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 Port Alberni Sartine Island Solander Island Tofino Airport Grief Point Howe Sound - Pam Rocks Powell River Airport Sechelt Squamish Airport Cape St.James Bella Bella Airport Bella Coola Airport Cathedral Point Herbert Island Point Atkinson Sand Heads Lightstation Tsawwassen Ferry Terminal Vancouver Int'l Airport Vancouver Harbour West Vancouver
Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Gale warning in effect

Johnstone Strait

Issued 4:00 PM PDT 21 October 2019

'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 PM PDT 21 October 2019 Tonight and Tuesday At 4:00 p.m. PDT today low located over northeastern Bowie.
By 11:00 p.m. PDT tonight departing low located near Prince Rupert.

At 3:00 a.m. PDT Tuesday building ridge located on a line
north-south over western Bowie.
By 4:00 p.m. PDT Tuesday ridge located on a line north-south
over Explorer.

At 8:00 a.m. PDT Tuesday trough located west of Bowie.
By 4:00 p.m. PDT Tuesday trough located over Haida Gwaii.

Marine Weather Statement

Issued 3:52 PM PDT 21 October 2019 A vigorous low pressure system will move across northern waters today
making land fall on the North Coast this evening. Gale force
southeast winds ahead of the low will switch to gale to storm force
westerlies in its wake.

Gale force southwesterly winds will funnel up the North Coast
mainland inlets as the low moves into northern Interior British
Columbia.

The associated frontal passage will impact the South Coast as well.
Gale force southeasterlies will develop in the Northern Strait of
Georgia this afternoon and abruptly switch to strong northwesterlies
Tuesday morning. Westerly gale force winds will also impact the Juan
de Fuca Strait tonight through Tuesday morning.

Pacific - South Coast Area

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Marine Weather for Canada

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