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Johnstone Strait

Forecast

Marine Forecast

Issued 04:00 PM PST 11 December 2025

Tonight and Friday.

Wind southeast 10 to 15 knots becoming southeast 10 to 20 Friday morning.

Rain tonight and Friday.

Extended Forecast

Issued 04:00 PM PST 11 December 2025
Saturday Wind southeast 25 to 35 knots.
Sunday Wind southwest 10 to 20 knots increasing to southeast 25 to 35.
Monday Wind southeast 30 to 40 knots diminishing to southwest 15 to 25.

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Weather Conditions

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Map of Pacific - Georgia Basin marine weather areas West Vancouver Discovery Island English Bay – 46304 Georgia Strait - 46303 Sentry Shoal - 46131 Halibut Bank - 46146 La Perouse Bank - 46206 Howe Sound - Pam Rocks Comox Airport Entrance Island Tsawwassen Ferry Terminal Sand Heads Lightstation Point Atkinson Squamish Airport Sechelt Powell River Airport Campbell River Airport Grief Point Tofino Airport Port Alberni Estevan Point Sisters Islets Nanaimo Airport Fanny Island Race Rocks Lightstation Vancouver Harbour Esquimalt Harbour Kelp Reefs Malahat Saturna Island Vancouver Int'l Airport Sheringham Point University of Victoria Victoria Gonzales Victoria Int'l Airport Ballenas Islands
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land station Land Station
Ice Conditions

There is no ice forecast issued for this area.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 4:00 PM PST 11 December 2025 Tonight and Friday At 4:00 p.m. PST today trough located on a line northeast-southwest
over southern Explorer.
By 10:00 p.m. PST Friday trough located on a line east-west over
western Queen Charlotte Sound.

At 4:00 p.m. PST today building ridge located over northern BC
interior.

Marine Weather Statement

Issued 3:52 PM PST 11 December 2025 A trough extending through Southern Explorer will move northwards to
lie over Southern Bowie Friday evening. Ahead of the trough, easterly
strong to gale force winds will develop tonight over Bowie and will
persist until Friday evening.

An Arctic ridge of high pressure will strengthen over the BC
Interior tonight bringing gale force northeast outflow winds
To the North Coast inlets.

Pacific - Georgia Basin Area

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