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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 04:00 PM PDT 17 May 2026

Tonight and Monday.

Strong wind warning in effect.

Wind northwest 15 to 25 knots increasing to northwest 25 to 30 early this evening then diminishing to northwest 15 near midnight. Wind diminishing to light early Monday morning then becoming northwest 15 Monday evening.

Showers Monday evening.

Extended Forecast

Issued 04:00 PM PDT 17 May 2026
Tuesday Wind northwest 15 knots increasing to northwest 25 to 35 in the afternoon.
Wednesday Wind northwest 15 to 25 knots becoming northwest 20 to 30 late in the day.
Thursday Wind northwest 10 to 20 knots increasing to northwest 20 to 30 late in the day.

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Map of Pacific - Georgia Basin marine weather areas West Vancouver Discovery Island English Bay – 46304 Georgia Strait - 46303 Sentry Shoal - 46131 Halibut Bank - 46146 La Perouse Bank - 46206 Howe Sound - Pam Rocks Comox Airport Entrance Island Tsawwassen Ferry Terminal Sand Heads Lightstation Point Atkinson Squamish Airport Sechelt Powell River Airport Campbell River Airport Grief Point Tofino Airport Port Alberni Estevan Point Sisters Islets Nanaimo Airport Fanny Island Race Rocks Lightstation Vancouver Harbour Esquimalt Harbour Kelp Reefs Malahat Saturna Island Sheringham Point Vancouver Int'l Airport University of Victoria Victoria Gonzales Victoria Int'l Airport Ballenas Islands
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land station Land Station
Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Strong wind warning in effect

Johnstone Strait

Issued 4:00 PM PDT 17 May 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 or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 4:00 PM PDT 17 May 2026 Tonight and Monday At 4:00 p.m. PDT today ridge located on a line north-south over
eastern Queen Charlotte Sound.
By 5:00 a.m. PDT Monday weakening ridge located on a line
north-south over northern Vancouver Island.

At 4:00 p.m. PDT today trough located west of Bowie.
By 11:00 a.m. PDT Monday trough located on a line north-south over
northern Explorer.

Marine Weather Statement

Issued 3:48 PM PDT 17 May 2026 A trough over northern waters will shift eastward tonight generating
southeasterly gales over Dixon Entrance East and northern sections of
Hecate Strait beginning this evening. Winds will weaken early Monday
morning.

Pacific - Georgia Basin Area

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Marine Weather for Canada

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