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Johnstone Strait

Forecast

Marine Forecast

Issued 04:00 AM PDT 02 June 2025

Today Tonight and Tuesday.

Gale warning in effect.

Wind northwest 15 to 25 knots increasing to northwest 25 to 35 this afternoon then diminishing to northwest 20 to 25 near midnight. Wind northwesterly 20 to 30 Tuesday.

Extended Forecast

Issued 04:00 AM PDT 02 June 2025
Wednesday Wind northwest 15 to 25 knots becoming northwest 20 to 30 in the afternoon.
Thursday Wind northwest 15 to 25 knots becoming northwest 20 to 30 late in the day.
Friday Wind northwest 15 to 25 knots increasing to northwest 30 late in the day.

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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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Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Gale warning in effect

Johnstone Strait

Issued 04:00 AM PDT 02 June 2025

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 2 June 2025 Today Tonight and Tuesday At 4:00 a.m. PDT today ridge located from Haida Gwaii to Explorer.
By 4:00 a.m. PDT Tuesday ridge located over the Central Coast
to Explorer.

At 4:00 a.m. PDT today weakening frontal system located northwest
of Bowie.
By 4:00 p.m. PDT today weakening frontal system located west
of Langara.

At 4:00 p.m. PDT today frontal system located west of Bowie.
By 4:00 p.m. PDT Tuesday weakening frontal system located over
Haida Gwaii.

Marine Weather Statement

Issued 3:32 AM PDT 2 June 2025 A ridge of high pressure offshore will move slowly eastward towards
the central waters on Tuesday. Strong to gale force northwesterly
winds west of Vancouver Island and in Johnstone Strait are expected
to persist through tonight. Northwest gales will persist over west
coast Vancouver Island on Tuesday.

Pacific - Georgia Basin Area

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