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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 04:00 AM PDT 13 October 2026

Today Tonight and Wednesday.

Strong wind warning in effect.

Wind southeast 10 to 20 knots increasing to southeast 20 to 30 this afternoon then diminishing to southeast 10 to 20 Wednesday morning.

Showers changing to rain this evening then to showers Wednesday morning.

Extended Forecast

Issued 04:00 AM PDT 13 October 2026
Thursday Wind southeast 15 to 25 knots.
Friday Wind southeast 15 to 25 knots diminishing to southwest 10 to 15 late in the day.
Saturday Wind northwest 15 to 25 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 04:00 AM PDT 13 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 AM PDT 13 October 2026 Today Tonight and Wednesday At 4:00 a.m. PDT today low 1006 mb located over southwestern Bowie.
By 4:00 p.m. PDT today low 1003 mb located north of Haida Gwaii.

At 10:00 a.m. PDT Wednesday intensifying frontal system located
west of the offshore waters.
By 10:00 p.m. PDT Wednesday frontal system located on a line
north-south over western Bowie.

Marine Weather Statement

Issued 3:37 AM PDT 13 October 2026 A low pressure system over Bowie will move towards Northern Haida
Gwaii today. Gale force southeasterlies will develop this morning
over most northern and central waters. Winds will shift to strong
northwesterlies as the system moves inland near Prince Rupert
This evening.

A strong frontal system will approach the northern waters on
Wednesday. Southeast gales will develop over Bowie Wednesday
afternoon, and over most other northern and central waters Wednesday
evening.

Pacific - South Coast Area

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Marine Weather for Canada

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