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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 10:30 AM PDT 17 April 2026

Today Tonight and Saturday.

Strong wind warning in effect.

Wind southeast 5 to 15 knots increasing to southeast 15 to 25 early Saturday morning.

Scattered showers and fog patches ending near noon. Scattered showers Saturday morning. Periods of rain Saturday evening.

Extended Forecast

Issued 04:00 AM PDT 17 April 2026
Sunday Wind southeast 20 to 30 knots diminishing to southeast 10 to 20 in the afternoon then becoming northwest 5 to 15 late in the day.
Monday Wind light becoming northwest 5 to 15 knots.
Tuesday Wind northwest 5 to 15 knots increasing to northwest 15 to 25.

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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)

Strong wind warning in effect

Johnstone Strait

Issued 10:30 AM PDT 17 April 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 or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM PDT 17 April 2026 Today Tonight and Saturday At 10:30 a.m. PDT today ridge located on a line north-south over
northern Vancouver Island.
By 4:00 p.m. PDT today weakening ridge located on a line north-south
over southern Vancouver Island.

At 4:00 p.m. PDT today frontal system located west of the offshore
waters.
By 10:30 a.m. PDT Saturday frontal system located near Haida Gwaii.

Marine Weather Statement

Issued 10:33 AM PDT 17 April 2026 An approaching frontal system will bring southeasterly gales to the
offshore waters late this afternoon through tonight.

On Saturday, as the system slowly moves eastward, southeasterly gales
will spread across most marine regions except the inner South Coast.

Pacific - Georgia Basin Area

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Marine Weather for Canada

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