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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 04:00 AM PDT 20 October 2026

Today Tonight and Wednesday.

Wind northwest 10 knots becoming light this morning then becoming southeast 10 Wednesday morning. Wind increasing to northwest 15 Wednesday afternoon.

Showers Wednesday evening. Fog patches forming early this morning and dissipating near noon.

Extended Forecast

Issued 04:00 AM PDT 20 October 2026
Thursday Wind northwest 5 to 15 knots becoming northwest 10 to 20 in the afternoon.
Friday Wind northwest 5 to 15 knots becoming northwest 10 to 20.
Saturday Wind southeast 25 knots becoming northwest 25 late in the day.

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Map of Pacific - South Coast marine weather areas Cape St.James West Vancouver Victoria Gonzales University of Victoria South Brooks - 46132 Sheringham Point Bella Bella Airport Saturna Island Bella Coola Airport Sentry Shoal - 46131 Race Rocks Lightstation Cathedral Point South Nomad - 46036 Kelp Reefs Herbert Island Esquimalt Harbour Point Atkinson Georgia Strait - 46303 Sand Heads Lightstation Tsawwassen Ferry Terminal English Bay – 46304 Vancouver Int'l Airport Vancouver Harbour Discovery Island Entrance Island Sartine Island Fanny Island Comox Airport Nanaimo Airport South Moresby - 46147 Port Hardy Airport Sisters Islets South Hecate Strait - 46185 Estevan Point Campbell River Airport Port Alberni West Sea Otter - 46204 Halibut Bank - 46146 Solander Island Tofino Airport Ballenas Islands Grief Point La Perouse Bank - 46206 Howe Sound - Pam Rocks Powell River Airport Sechelt East Dellwood - 46207 Squamish Airport Victoria Int'l Airport
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land station Land Station
Ice Conditions

There is no ice forecast issued for this area.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 4:00 AM PDT 20 October 2026 Today Tonight and Wednesday At 4:00 a.m. PDT today frontal system located west of Bowie.
By 4:00 a.m. PDT Wednesday weakening frontal system located from
Hecate Strait to Explorer.

At 10:30 a.m. PDT today ridge located on a line northeast-southwest
over Queen Charlotte Sound.
By 9:30 p.m. PDT Wednesday departing ridge located on a line
northeast-southwest over southern Vancouver Island.

At 4:30 a.m. PDT Wednesday ridge located over Bowie extending
northeastward.
By 9:30 p.m. PDT Wednesday ridge located from the Central Coast
to Explorer.

Marine Weather Statement

Issued 10:08 AM PDT 20 October 2026 A strong cold front extending from the Gulf of Alaska will spread
gale force southwesterlies across the northern waters from northwest
to southeast ahead of the front today. The southwesterly gales will
ease to strong winds overnight.

Pacific - South Coast Area

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Marine Weather for Canada

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