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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 10:30 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 late overnight. Wind southeast 10 to 20 Wednesday.

Periods of rain ending Wednesday afternoon.

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 10:30 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 10:30 AM PDT 13 October 2026 Today Tonight and Wednesday At 10:30 a.m. PDT today frontal system located over Haida Gwaii
extending southwestward.
By 4:00 p.m. PDT today weakening cold front located over McInnes
Island extending southwestward.

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 10:28 AM PDT 13 October 2026 A frontal system over Haida Gwaii, extending southwestward, will move
south today and lie over the Central Coast by this evening. The front
will continue moving southward across Vancouver Island tonight while
weakening. Gale force southerlies over the central waters ahead of
the front will shift to strong northwesterlies in its wake. Winds
will increase to strong southerlies over the southern waters tonight
as the weakening front approaches.

A strong frontal system will approach the northern waters on
Wednesday. Gale to storm force southeasterlies will develop over
Bowie late Wednesday afternoon. Southeast gales will spread across
the northern and central waters Wednesday evening.

Pacific - South Coast Area

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Marine Weather for Canada

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