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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 04:00 AM PDT 08 July 2025

Today Tonight and Wednesday.

Strong wind warning in effect.

Wind northwest 10 knots becoming light early this morning then increasing to northwest 15 to 20 late this afternoon. Wind becoming northwest 15 to 25 near noon Wednesday.

Scattered showers changing to rain early this morning then to scattered showers after midnight and ending Wednesday morning. Fog patches dissipating early this morning. Fog patches forming after midnight and dissipating Wednesday morning.

Extended Forecast

Issued 04:00 AM PDT 08 July 2025
Thursday Wind northwest 15 to 25 knots diminishing to northwest 10 in the morning.
Friday Wind northwest 10 knots increasing to northwest 15 to 25.
Saturday Wind northwest 15 to 25 knots.

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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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land station Land Station
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 08 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 4:00 AM PDT 8 July 2025 Today Tonight and Wednesday At 4:00 a.m. PDT today weakening frontal system located off
Cape Scott.
By 4:00 p.m. PDT today dissipating frontal system located over
Vancouver Island.

By 9:30 p.m. PDT tonight building ridge located over the offshore
waters.

Marine Weather Statement

Issued 3:46 AM PDT 8 July 2025 A ridge of high pressure offshore is bringing marginal westerly gales
through central and eastern sections of Juan de Fuca Strait early
this morning. Winds will diminish later this morning, and redevelop
as marginal gales through Juan de Fuca Strait again on Wednesday as
another ridge strengthens offshore.

Pacific - Georgia Basin Area

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Marine Weather for Canada

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