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Johnstone Strait

Forecast

Marine Forecast

Issued 09:30 PM PDT 13 September 2026

Tonight and Monday.

Strong wind warning in effect.

Wind northwest 20 to 30 knots diminishing to northwest 10 to 15 late overnight then increasing to northwest 15 to 20 near noon Monday.

Periods of drizzle overnight and Monday morning. Fog patches dissipating near noon Monday.

Extended Forecast

Issued 04:00 PM PDT 13 September 2026
Tuesday Wind northwest 10 to 20 knots becoming northwest 15 to 25 in the afternoon.
Wednesday Wind northwest 10 to 20 knots.
Thursday Wind northwest 10 to 20 knots.

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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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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 13 September 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 13 September 2026 Tonight and Monday At 9:30 p.m. PDT tonight quasi-stationary ridge located west of
the offshore waters.

Marine Weather Statement

Issued 9:17 PM PDT 13 September 2026 A ridge of high pressure west of the offshore waters will bring
strong to gale force northwest winds to west coast Haida Gwaii this
afternoon and tonight. The winds will ease Monday morning.

Strong to gale force westerly winds will develop through Juan de Fuca
strait late this afternoon. The winds will ease overnight.

Pacific - Georgia Basin Area

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