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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 04:00 PM PST 11 November 2025

Tonight and Wednesday.

Strong wind warning in effect.

Wind southeast 10 to 20 knots increasing to southeast 20 to 25 early this evening then diminishing to southeast 15 to 20 near midnight. Wind southeast 15 to 20 Wednesday.

Showers ending overnight. Periods of rain Wednesday late in the day.

Extended Forecast

Issued 04:00 PM PST 11 November 2025
Thursday Wind variable 5 to 15 knots increasing to northwest 15 to 25 in the afternoon.
Friday Wind light increasing to southeast 25 knots late in the day.
Saturday Wind southeast 10 to 20 knots.

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Map of Pacific - South Coast marine weather areas Vancouver Harbour Sechelt East Dellwood - 46207 Squamish Airport Powell River Airport Sand Heads Lightstation Discovery Island Georgia Strait - 46303 Vancouver Int'l Airport Cape St.James Tsawwassen Ferry Terminal English Bay – 46304 Point Atkinson Herbert Island Bella Bella Airport West Vancouver Bella Coola Airport Cathedral Point Campbell River Airport South Nomad - 46036 Malahat Sentry Shoal - 46131 Race Rocks Lightstation Kelp Reefs Esquimalt Harbour Saturna Island South Brooks - 46132 Sheringham Point University of Victoria Halibut Bank - 46146 Victoria Gonzales Victoria Int'l Airport Ballenas Islands South Moresby - 46147 Estevan Point Howe Sound - Pam Rocks Grief Point La Perouse Bank - 46206 Tofino Airport Solander Island Sartine Island Port Alberni West Sea Otter - 46204 Comox Airport Sisters Islets Port Hardy Airport South Hecate Strait - 46185 Nanaimo Airport Fanny Island Entrance Island
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land station Land Station
Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Strong wind warning in effect

Johnstone Strait

Issued 4:00 PM PST 11 November 2025

'Strong' winds of 20 to 33 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 4:00 PM PST 11 November 2025 Tonight and Wednesday At 4:00 p.m. PST today ridge located on a line northeast-southwest
over the Central Coast.
By 1:00 a.m. PST Wednesday departing ridge located on a line
east-west over northern Haida Gwaii.

At 4:00 p.m. PST today deepening trough located southwest of the
offshore waters.
By 4:00 p.m. PST Wednesday deepening low located over central
Explorer.

Marine Weather Statement

Issued 3:47 PM PST 11 November 2025 A low pressure system will approach Explorer from the southwest
tonight bringing northerly gales to North Explorer on Wednesday
morning. The northerly gales are expected to persist through the day
on Wednesday.

Pacific - South Coast Area

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Marine Weather for Canada

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