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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 04:00 PM PDT 11 March 2026

Tonight and Thursday.

Wind southeast 20 to 30 knots becoming northwest 15 to 25 early this evening then diminishing to light after midnight. Wind becoming southeast 5 to 15 Thursday afternoon.

Showers or flurries.

Temperatures near plus 2.

Extended Forecast

Issued 04:00 PM PDT 11 March 2026
Friday Wind northwest 15 knots increasing to northwest 20 late in the day.
Saturday Wind northwest 20 knots diminishing to light.
Sunday Wind southeast 5 to 15 knots increasing to southeast 30 to 40.

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Map of Pacific - South Coast marine weather areas Vancouver Harbour Sechelt East Dellwood - 46207 Squamish Airport Powell River Airport Sand Heads Lightstation Discovery Island Georgia Strait - 46303 Vancouver Int'l Airport Cape St.James Tsawwassen Ferry Terminal English Bay – 46304 Point Atkinson Herbert Island Bella Bella Airport West Vancouver Bella Coola Airport Cathedral Point Campbell River Airport South Nomad - 46036 Malahat Sentry Shoal - 46131 Race Rocks Lightstation Kelp Reefs Esquimalt Harbour Saturna Island South Brooks - 46132 Sheringham Point University of Victoria Halibut Bank - 46146 Victoria Gonzales Victoria Int'l Airport Ballenas Islands South Moresby - 46147 Estevan Point Howe Sound - Pam Rocks Grief Point La Perouse Bank - 46206 Tofino Airport Solander Island Sartine Island Port Alberni West Sea Otter - 46204 Comox Airport Sisters Islets Port Hardy Airport South Hecate Strait - 46185 Nanaimo Airport Fanny Island Entrance Island
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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 PM PDT 11 March 2026 Tonight and Thursday At 4:00 p.m. PDT today trough located from Bowie to Cape Scott.
By 9:30 p.m. PDT tonight weakening trough located from Bowie to
the Central Coast.

At 9:30 p.m. PDT tonight low located off Bowie.
By 4:00 p.m. PDT Thursday weakening low located over Queen
Charlotte Sound.

Marine Weather Statement

Issued 3:40 PM PDT 11 March 2026 A trough of low pressure is tracking across the central waters late
this afternoon and will weaken over the Central Coast this evening.
In its wake, strong to gale force westerlies will develop over
offshore and southern waters late this afternoon and then spread to
the inner South Coast this evening. Juan de Fuca Strait may crest
storm force with the westerlies this evening and after midnight.
Storm force gusts are also possible across Haro Strait and Southern
Strait of Georgia this evening.

Winds will gradually ease Thursday morning but strong to gale force
westerlies will continue over offshore and central waters as another
low tracks across Southern Bowie during the day.

Pacific - South Coast Area

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Marine Weather for Canada

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