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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 10:30 AM PST 05 December 2025

Today Tonight and Saturday.

Wind southeast 20 to 30 knots diminishing to southeast 15 this afternoon and to light this evening. Wind becoming northwest 15 after midnight then diminishing to light early Saturday morning. Wind increasing to southeast 25 Saturday evening.

Periods of rain. Visibility 1 mile or less in rain.

Extended Forecast

Issued 04:00 AM PST 05 December 2025
Sunday Wind southeast 20 to 30 knots veering to southwest 15 to 25 in the afternoon.
Monday Wind southeast 30 knots becoming west 30 late in the day.
Tuesday Wind southwest 15 knots backing to southeast 10 to 20.

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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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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 10:30 AM PST 5 December 2025 Today Tonight and Saturday At 10:30 a.m. PST today low 995 mb located over eastern Bowie.
By 4:00 p.m. PST today low 996 mb located over Hecate Strait.

At 4:00 a.m. PST Saturday deepening trough located on a line
north-south over the offshore waters.

Marine Weather Statement

Issued 10:16 AM PST 5 December 2025 A low pressure centre will cross Bowie this morning and move to lie
over Hecate Strait this afternoon. Strong to gale force
Easterlies are forecast north of the low. Behind the low, gale to
storm force westerlies will spread from offshore waters to the South
Coast. Gale force west to northwest winds are forecast this
Afternoon west of Vancouver Island and through Juan de Fuca Strait.

Pacific - South Coast Area

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Marine Weather for Canada

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