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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 04:00 PM PDT 01 October 2026

Tonight and Friday.

Strong wind warning in effect.

Wind southeast 15 knots increasing to southeast 20 to 30 early this evening then diminishing to southeast 10 to 20 early Friday morning. Wind diminishing to light Friday evening.

Periods of rain. Fog patches forming Friday evening.

Extended Forecast

Issued 04:00 PM PDT 01 October 2026
Saturday Wind light becoming northwest 5 to 15 knots in the afternoon.
Sunday Wind variable 5 to 15 knots.
Monday Wind southeast 5 to 15 knots becoming variable 5 to 15.

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Map of Pacific - Georgia Basin marine weather areas Discovery Island La Perouse Bank - 46206 Georgia Strait - 46303 Sentry Shoal - 46131 Halibut Bank - 46146 English Bay – 46304 Powell River Airport Entrance Island Fanny Island Vancouver Int'l Airport Tsawwassen Ferry Terminal Sand Heads Lightstation Point Atkinson Squamish Airport Sechelt Comox Airport Howe Sound - Pam Rocks Grief Point Tofino Airport Port Alberni Estevan Point Sisters Islets Nanaimo Airport Saturna Island West Vancouver Esquimalt Harbour Kelp Reefs Race Rocks Lightstation Sheringham Point University of Victoria Victoria Gonzales Victoria Int'l Airport Vancouver Harbour Ballenas Islands Campbell River Airport
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buoy Buoy
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 PDT 01 October 2026

'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.

Synopsis

Technical Marine Synopsis

Issued 4:00 PM PDT 1 October 2026 Tonight and Friday At 4:00 p.m. PDT today low 1011 mb located 200 miles west of
Explorer.
By 4:00 a.m. PDT Friday weakening low 1011 mb located over Cape
Scott.

At 4:00 p.m. PDT today ridge located on a line east-west over
Haida Gwaii.
By 9:30 p.m. PDT Friday ridge located on a line north-south over
Haida Gwaii.

At 11:00 p.m. PDT Friday approaching frontal system located west
of Bowie.

Marine Weather Statement

Issued 3:45 PM PDT 1 October 2026 A low crossing Explorer tonight will lie over Cape Scott overnight
and weaken.

Southeast gale force winds with storm force gusts over West Vancouver
Island and Queen Charlotte Sound will ease to southerly strong near
midnight.

Pacific - Georgia Basin Area

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Marine Weather for Canada

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