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Johnstone Strait

Forecast

Marine Forecast

Issued 09:30 PM PDT 19 July 2026

Tonight and Monday.

Strong wind warning in effect.

Wind northwest 15 to 25 knots becoming northwest 15 to 20 late overnight then increasing to northwest 20 to 25 late Monday afternoon.

Fog patches forming late overnight and dissipating Monday morning.

Extended Forecast

Issued 04:00 PM PDT 19 July 2026
Tuesday Wind northwest 20 knots becoming northwest 10 to 20 in the morning then becoming northwest 20 in the afternoon.
Wednesday Wind northwest 20 knots becoming northwest 15 to 20 late in the day.
Thursday Wind northwest 15 to 20 knots diminishing to northwest 10 to 15.

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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 Vancouver Harbour University of Victoria Victoria Gonzales Victoria Int'l Airport Ballenas Islands Campbell River Airport
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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 9:30 PM PDT 19 July 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 9:30 PM PDT 19 July 2026 Tonight and Monday At 9:30 p.m. PDT tonight quasi-stationary ridge located west
of Bowie.

At 9:30 p.m. PDT Monday quasi-stationary trough located from
Vancouver Island to Washington State.

Marine Weather Statement

Issued 9:16 PM PDT 19 July 2026 A ridge of high pressure offshore is bringing strong to gale force
northwesterly winds over west coast Vancouver Island, south of the
Brooks Peninsula. These winds will weaken later this evening.

Pacific - Georgia Basin Area

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