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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 04:00 AM PDT 16 May 2025

Today Tonight and Saturday.

Strong wind warning in effect.

Wind southeast 15 to 25 knots diminishing to southeast 5 to 15 late this afternoon then becoming light after midnight. Wind increasing to northwest 10 to 20 Saturday morning then becoming northwest 15 to 25 Saturday afternoon.

Periods of rain ending near noon Saturday. Visibility 1 mile or less in rain.

Extended Forecast

Issued 04:00 AM PDT 16 May 2025
Sunday Wind northwest 10 to 20 knots diminishing to light in the morning then increasing to southeast 15 to 25 late in the day.
Monday Wind southeast 10 to 15 knots.
Tuesday Wind southeast 5 to 15 knots becoming light.

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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 16 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 16 May 2025 Today Tonight and Saturday At 4:00 a.m. PDT today weakening frontal system located over the
Central Coast.

At 5:00 p.m. PDT today building ridge located west of the offshore
waters.
By 5:00 p.m. PDT Saturday ridge located over the offshore waters.

Marine Weather Statement

Issued 4:12 AM PDT 16 May 2025 A ridge of high pressure will build in the wake of a cold front on
Saturday. Strong to gale force westerly or northwesterly winds will
develop along West Vancouver Island and through Juan de Fuca Strait
through Saturday. The strong to gale force winds will ease Saturday
evening.

Pacific - South Coast Area

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Marine Weather for Canada

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