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Johnstone Strait

Forecast

Marine Forecast

Issued 04:00 PM PDT 15 March 2026

Tonight and Monday.

Storm warning in effect.

Wind southeast 35 to 45 knots increasing to southeast 45 to 55 early this evening then diminishing to southeast 30 to 40 early Monday morning with gusts to 50 ending near noon Monday.

Snow or rain becoming rain near midnight. Visibility 1 mile or less in precipitation.

Extended Forecast

Issued 04:00 PM PDT 15 March 2026
Tuesday Wind southeast 20 to 30 knots.
Wednesday Wind variable 5 to 15 knots increasing to southeast 15 to 25.
Thursday Wind southeast 20 to 30 knots diminishing to variable 10 to 20.

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

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Storm warning in effect

Johnstone Strait

Issued 4:00 PM PDT 15 March 2026

'Storm' force winds of 48 to 63 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 or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 4:00 PM PDT 15 March 2026 Tonight and Monday At 4:00 p.m. PDT today warm front located over Haida Gwaii.
By 9:30 p.m. PDT tonight departing warm front located over the
North Coast.

At 11:00 p.m. PDT tonight weakening cold front located on a line
northeast-southwest over southern Bowie.
By 4:00 p.m. PDT Monday quasi-stationary frontal system located
on a line northeast-southwest over northwestern Explorer.

Marine Weather Statement

Issued 4:00 PM PDT 15 March 2026 An intense warm front is generating southeast storm to hurricane
force winds to northern and central waters.

As the warm front passes this evening, hurricane force
southeasterlies from the headlands of Vancouver Island to Hecate
Strait will ease. Winds will then veer to southwest gales over the
northern and central waters tonight.

Southeast gales over Northern Strait of Georgia will persist through
Monday.

A quasi-stationary front will set up on Monday over the central
waters with southwesterly gales over southern waters and strong
westerlies over northern waters.

Pacific - Georgia Basin Area

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