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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 04:00 AM PDT 13 May 2026

Today Tonight and Thursday.

Strong wind warning in effect.

Wind northwest 15 to 25 knots increasing to northwest 25 to 30 near noon then diminishing to northwest 5 to 15 near midnight. Wind becoming variable 5 to 15 Thursday morning then becoming northwest 5 to 15 Thursday evening.

Showers this afternoon this evening Thursday afternoon and evening.

Extended Forecast

Issued 04:00 AM PDT 13 May 2026
Friday Wind light increasing to southeast 10 to 20 knots in the morning then becoming variable 5 to 15 late in the day.
Saturday Wind northwest 10 to 20 knots increasing to northwest 25 late in the day.
Sunday Wind northwest 25 knots diminishing to northwest 10 to 20.

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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 13 May 2026

'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 13 May 2026 Today Tonight and Thursday At 4:00 a.m. PDT today ridge located over northern Vancouver Island.
By 4:00 a.m. PDT Thursday ridge located from Vancouver Island to
the North Coast.

At 4:00 a.m. PDT today trough located over Bowie.
By 4:00 p.m. PDT today dissipating trough located from Hecate
Strait to Explorer.

Marine Weather Statement

Issued 3:47 AM PDT 13 May 2026 A ridge of high pressure offshore continues to slowly drift eastward
today. Strong westerly winds will strengthen to gale force westerlies
over central and eastern sections of the Juan de Fuca Strait this
afternoon. Winds will ease near midnight tonight.

Pacific - South Coast Area

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Marine Weather for Canada

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