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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 06:07 AM PDT 07 August 2026

Today Tonight and Saturday.

Strong wind warning in effect.

Wind northwest 20 to 25 knots diminishing to northwest 10 to 20 early this morning then increasing to northwest 20 to 25 this afternoon. Wind diminishing to northwest 15 to 20 late overnight then increasing to northwest 20 to 25 Saturday afternoon.

Periods of drizzle and fog banks ending near noon. Periods of drizzle overnight and Saturday morning. Fog banks forming near midnight and dissipating near noon Saturday.

Extended Forecast

Issued 04:00 AM PDT 07 August 2026
Sunday Wind northwest 20 to 30 knots diminishing to northwest 15 to 20 in the morning then increasing to northwest 20 to 30 in the afternoon.
Monday Wind northwest 15 to 20 knots.
Tuesday Wind northwest 5 to 15 knots increasing to northwest 15 to 20.

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Map of Pacific - Georgia Basin marine weather areas Discovery Island La Perouse Bank - 46206 Georgia Strait - 46303 Sentry Shoal - 46131 Halibut Bank - 46146 English Bay – 46304 Powell River Airport Entrance Island Fanny Island Vancouver Int'l Airport Tsawwassen Ferry Terminal Sand Heads Lightstation Point Atkinson Squamish Airport Sechelt Comox Airport Howe Sound - Pam Rocks Grief Point Tofino Airport Port Alberni Estevan Point Sisters Islets Nanaimo Airport Saturna Island West Vancouver Esquimalt Harbour Kelp Reefs Race Rocks Lightstation Sheringham Point University of Victoria Victoria Gonzales Victoria Int'l Airport Vancouver Harbour Ballenas Islands Campbell River Airport
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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 06:07 AM PDT 07 August 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.

Synopsis

Technical Marine Synopsis

Issued 4:00 AM PDT 7 August 2026 Today Tonight and Saturday At 4:00 a.m. PDT today ridge located on a line north-south over
Bowie.

At 4:00 a.m. PDT Saturday weakening ridge located from Langara
to Explorer.
By 4:00 p.m. PDT Saturday ridge located southwest of Explorer.

Marine Weather Statement

Issued 3:55 AM PDT 7 August 2026 Ahead of the ridge of high pressure, strong northwesterly winds
continue off the west coast of Vancouver Island today and on
Saturday.

Over the Juan de Fuca Strait. Westerly inflow winds will follow an
diurnal trend of strengthening in the afternoon and easing in the
morning. Westerlies are expected to reach gale force Saturday
evening.

Pacific - Georgia Basin Area

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Marine Weather for Canada

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