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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 04:00 AM PDT 15 October 2026

Today Tonight and Friday.

Strong wind warning in effect.

Wind southeast 15 to 25 knots except southeast 5 to 15 over southeastern sections today tonight and Friday morning.

Periods of drizzle and fog patches ending this morning. Periods of rain Friday.

Extended Forecast

Issued 04:00 AM PDT 15 October 2026
Saturday Wind southwest 10 to 15 knots veering to northwest 10 to 20 in the morning then diminishing to light late in the day.
Sunday Wind light increasing to southeast 15 to 25 knots.
Monday Wind southeast 5 to 15 knots.

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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 15 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 15 October 2026 Today Tonight and Friday At 4:00 a.m. PDT today frontal system located on a line north-south
over western Bowie.
By 4:00 p.m. PDT today frontal system located on a line
northeast-southwest over Haida Gwaii.

At 4:00 a.m. PDT Friday departing frontal system located over
Hecate Strait.

At 4:00 p.m. PDT Friday trough located over Explorer.
By 9:30 p.m. PDT Friday trough located over the Central Coast.

Marine Weather Statement

Issued 3:42 AM PDT 15 October 2026 A strong frontal system over Bowie will move to lie over Haida Gwaii
this afternoon and stall there tonight. The frontal system will move
inland Friday morning.

Gale to storm force southeasterlies ahead of the front will persist
over northern and central waters today. Winds will shift to moderate
to strong westerlies as the front passes.

A trough of low pressure will move into Explorer Friday afternoon and
reach the Central Coast Friday evening. Gale force southwesterlies
are expected near the trough.

Pacific - South Coast Area

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Marine Weather for Canada

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