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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 10:30 AM PST 13 November 2025

Today Tonight and Friday.

Gale warning in effect.

Wind northwest 25 to 30 knots diminishing to northwest 10 to 20 early this evening then becoming variable 5 to 15 near midnight. Wind becoming southeast 5 to 15 early Friday morning then increasing to southeast 15 to 25 late Friday morning. Wind increasing to southeast 25 to 35 Friday afternoon.

Rain this morning Friday afternoon and evening.

Extended Forecast

Issued 04:00 AM PST 13 November 2025
Saturday Wind southeast 20 to 30 knots.
Sunday Wind southeast 15 to 25 knots becoming northwest 15 to 25.
Monday Wind northwest 10 to 20 knots becoming variable 5 to 15.

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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 10:30 AM PST 13 November 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 10:30 AM PST 13 November 2025 Today Tonight and Friday At 10:30 a.m. PST today departing frontal system located on a line
northeast-southwest over southern Vancouver Island.

At 10:30 a.m. PST today ridge located on a line northeast-southwest
over Cape St. James.
By 10:00 p.m. PST tonight weakening ridge located on a line
northeast-southwest over southern Explorer.

At 10:30 a.m. PST today frontal system located over Bowie.
By 4:00 a.m. PST Friday intensifying frontal system located on a
line north-south over Haida Gwaii.

Marine Weather Statement

Issued 10:28 AM PST 13 November 2025 As the frontal system over Vancouver Island moves inland today,
northerly gales over southern outer waters will gradually ease. Winds
over the Strait of Georgia will increase to strong northwest late
this morning in the wake of the front.

A new frontal system developing over Bowie this morning will move
toward Haida Gwaii tonight and cross the marine regions on Friday,
bringing southeasterly gales ahead of it and strong to gale
Force westerlies behind.

Pacific - Georgia Basin Area

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Marine Weather for Canada

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