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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 09:30 PM PDT 09 July 2025

Tonight and Thursday.

Wind northwest 15 to 20 knots diminishing to northwest 10 to 15 after midnight then increasing to northwest 15 to 20 Thursday afternoon.

Scattered showers ending Thursday morning. Fog patches forming after midnight and dissipating Thursday morning.

Extended Forecast

Issued 04:00 PM PDT 09 July 2025
Friday Wind northwest 10 knots increasing to northwest 15 to 25 in the afternoon.
Saturday Wind northwest 10 to 20 knots increasing to northwest 25 late in the day.
Sunday Wind northwest 10 to 20 knots increasing to northwest 25 late in the day.

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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 9:30 PM PDT 9 July 2025 Tonight and Thursday At 9:30 p.m. PDT tonight trough located on a line
northwest-southeast over the offshore waters.
By 10:30 a.m. PDT Thursday weakening trough located off Vancouver
Island.

At 10:30 a.m. PDT Thursday quasi-stationary ridge located on a
line north-south over Explorer.

At 10:30 a.m. PDT Thursday frontal system located over northern
Bowie.
By 4:00 p.m. PDT Thursday frontal system located on a line
northeast-southwest over northern Haida Gwaii.

Marine Weather Statement

Issued 9:22 PM PDT 9 July 2025 A weak ridge of high pressure remains over Southern Explorer tonight,
generating gale force westerly winds through central and eastern
sections of Juan de Fuca Strait. These winds will weaken on Thursday
morning.

A frontal system is approaching the North Coast on Thursday.
This will bring southeasterly gales to northern waters.

Pacific - South Coast Area

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Marine Weather for Canada

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