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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 05:13 PM PST 16 November 2025

Tonight and Monday.

Gale warning in effect.

Wind northwest 25 to 35 knots diminishing to northwest 15 to 25 late overnight and to northwest 10 to 15 near noon Monday.

Periods of rain ending Monday morning. Mist forming late overnight and dissipating Monday morning. Visibility as low as 1 mile in mist.

Extended Forecast

Issued 04:00 PM PST 16 November 2025
Tuesday Wind variable 5 to 15 knots becoming southeast 10 to 20 late in the day.
Wednesday Wind southeast 10 to 20 knots increasing to southeast 25 to 35.
Thursday Wind southeast 25 to 35 knots diminishing to southeast 20 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 Vancouver Int'l Airport Sheringham Point University of Victoria Victoria Gonzales Victoria Int'l Airport Ballenas Islands
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land station Land Station
Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Gale warning in effect

Johnstone Strait

Issued 5:13 PM PST 16 November 2025

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 PST 16 November 2025 Tonight and Monday At 4:00 p.m. PST today low located over northern Vancouver Island.
By 10:30 a.m. PST Monday weakening low located over central
Vancouver Island.

At 4:00 p.m. PST today building ridge located west of the offshore
waters.
By 4:00 p.m. PST Monday ridge located from Hecate Strait to
Explorer.

At 4:00 p.m. PST Monday approaching cold front located over Bowie.

Marine Weather Statement

Issued 3:42 PM PST 16 November 2025 Northerly gale force winds have developed to the west and north of
low pressure which is over Vancouver Island. These winds will
continue until Monday morning. Gale force westerly winds will also
develop through Juan de Fuca Strait overnight and dissipate Monday
morning.

A cold front will move across Bowie on Monday. Strong to gale force
southwesterly winds will develop early Monday morning then ease late
Monday afternoon.

Pacific - Georgia Basin Area

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Marine Weather for Canada

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