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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 09:30 PM PDT 29 April 2025

Tonight and Wednesday.

Strong wind warning in effect.

Wind northwest 15 to 25 knots diminishing to northwest 5 to 15 near midnight then becoming light early Wednesday morning.

Extended Forecast

Issued 04:00 PM PDT 29 April 2025
Thursday Wind variable 10 knots increasing to southeast 10 to 20 in the morning.
Friday Wind southwest 10 to 15 knots increasing to northwest 15 to 25.
Saturday Wind northwest 15 to 25 knots.

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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)

Strong wind warning in effect

Johnstone Strait

Issued 9:30 PM PDT 29 April 2025

'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 9:30 PM PDT 29 April 2025 Tonight and Wednesday At 9:30 p.m. PDT tonight ridge located on a line north-south over
Queen Charlotte Sound.
By 10:30 a.m. PDT Wednesday weakening ridge located on a line
north-south over Vancouver Island.

At 10:30 a.m. PDT Wednesday frontal system located on a line
northeast-southwest over northwestern Bowie.
By 9:30 p.m. PDT Wednesday frontal system located on a line
north-south over Bowie.

Marine Weather Statement

Issued 9:31 PM PDT 29 April 2025 A frontal system will move into northern waters on Wednesday.

Southeasterly gale force winds will develop later Wednesday afternoon
over northern waters in advance of the frontal system.

Pacific - Georgia Basin Area

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Marine Weather for Canada

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