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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 10:30 AM PDT 18 July 2025

Today Tonight and Saturday.

Strong wind warning in effect.

Wind northwest 20 to 30 knots diminishing to northwest 10 to 20 late overnight then becoming northwest 15 to 25 Saturday evening.

Extended Forecast

Issued 04:00 AM PDT 18 July 2025
Sunday Wind northwest 10 to 20 knots.
Monday Wind northwest 10 to 20 knots diminishing to light.
Tuesday Wind light becoming northwest 5 to 15 knots late in the day.

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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 10:30 AM PDT 18 July 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 10:30 AM PDT 18 July 2025 Today Tonight and Saturday At 10:30 a.m. PDT today ridge located west of Bowie.
By 8:00 p.m. PDT tonight ridge located over Bowie.

Marine Weather Statement

Issued 10:19 AM PDT 18 July 2025 A ridge of high pressure west of Bowie will slowly move eastwards
And reach Haida Gwaii this evening. Strong northwesterlies west of
Vancouver Island will increase to gale force this afternoon then
weaken to strong overnight.

Westerly winds through Juan de Fuca Strait will also increase to gale
force late this afternoon then ease to moderate to strong early
Saturday morning.

Pacific - South Coast Area

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Marine Weather for Canada

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