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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 10:30 AM PDT 10 October 2026

Today Tonight and Sunday.

Strong wind warning in effect.

Wind northwest 10 to 15 knots increasing to northwest 20 early this afternoon then diminishing to easterly 5 to 15 late this evening except northeasterly outflow 25 near the mainland inlets. Wind becoming light Sunday morning then becoming northwest 10 to 15 Sunday evening.

Extended Forecast

Issued 04:00 AM PDT 10 October 2026
Monday Wind light becoming southeast 5 to 15 knots in the afternoon.
Tuesday Wind southeast 15 to 25 knots increasing to southeast 25 to 35.
Wednesday Wind southeast 20 to 30 knots diminishing to southeast 5 to 15.

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

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Strong wind warning in effect

Johnstone Strait

Issued 10:30 AM PDT 10 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 10:30 AM PDT 10 October 2026 Today Tonight and Sunday At 10:30 a.m. PDT today ridge located west of the offshore waters.
By 9:30 p.m. PDT tonight ridge located on a line northeast-southwest
over Bowie.

At 10:30 a.m. PDT today ridge located over the Yukon.
By 4:00 a.m. PDT Sunday ridge located over northern BC interior.

At 4:00 a.m. PDT Sunday frontal system located west of Bowie.
By 4:00 p.m. PDT Sunday frontal system located on a line north-south
over Bowie.

Marine Weather Statement

Issued 10:25 AM PDT 10 October 2026 A ridge of high pressure will build over Northern B.C. today bringing
strong to gale force northeasterly outflow winds through the mainland
inlets of the central and north coasts, before easing tomorrow.
These outflow winds will also develop over the mainland inlets of the
South Coast tonight.

Pacific - South Coast Area

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Marine Weather for Canada

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