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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 04:00 AM PDT 12 May 2025

Today Tonight and Tuesday.

Strong wind warning in effect.

Wind northwest 10 to 20 knots becoming northwest 15 to 25 near noon then becoming northwest 20 to 30 Tuesday evening.

Periods of drizzle ending early this morning.

Extended Forecast

Issued 04:00 AM PDT 12 May 2025
Wednesday Wind northwest 20 knots.
Thursday Wind light increasing to southeast 10 to 20 knots.
Friday Wind southeast 10 to 20 knots.

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Map of Pacific - South Coast marine weather areas Vancouver Harbour Sechelt East Dellwood - 46207 Squamish Airport Powell River Airport Sand Heads Lightstation Discovery Island Georgia Strait - 46303 Vancouver Int'l Airport Cape St.James Tsawwassen Ferry Terminal English Bay – 46304 Point Atkinson Herbert Island Bella Bella Airport West Vancouver Bella Coola Airport Cathedral Point Campbell River Airport South Nomad - 46036 Malahat Sentry Shoal - 46131 Race Rocks Lightstation Kelp Reefs Esquimalt Harbour Saturna Island South Brooks - 46132 Sheringham Point University of Victoria Halibut Bank - 46146 Victoria Gonzales Victoria Int'l Airport Ballenas Islands South Moresby - 46147 Estevan Point Howe Sound - Pam Rocks Grief Point La Perouse Bank - 46206 Tofino Airport Solander Island Sartine Island Port Alberni West Sea Otter - 46204 Comox Airport Sisters Islets Port Hardy Airport South Hecate Strait - 46185 Nanaimo Airport Fanny Island Entrance Island
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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 04:00 AM PDT 12 May 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 4:00 AM PDT 12 May 2025 Today Tonight and Tuesday At 4:00 a.m. PDT today dissipating low located off Oregon Coast.

At 4:00 a.m. PDT today building ridge located on a line north-south
over the offshore waters.
By 4:00 p.m. PDT Tuesday ridge located on a line north-south
over Bowie.

Marine Weather Statement

Issued 3:38 AM PDT 12 May 2025 A ridge of high pressure building over the offshore waters today will
bring strong to gale force northwest winds over the northern and
central waters and to west coast Vancouver Island and Explorer.

Winds will ease tonight except for west coast Vancouver Island and
Southeastern Explorer, where gale force winds can be expected to
persist into Tuesday.

Pacific - South Coast Area

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Marine Weather for Canada

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