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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 04:00 AM PDT 24 September 2023

Today Tonight and Monday.

Gale warning in effect.

Wind southeast 15 to 25 knots increasing to southeast 25 to 35 this afternoon and to southeast 35 to 45 early this evening. Wind diminishing to southeast 25 to 35 overnight then increasing to southeast 35 to 45 Monday afternoon.

Scattered showers ending early this morning. Rain tonight and Monday. Risk of thunderstorms Monday morning and afternoon.

Extended Forecast

Issued 04:00 AM PDT 24 September 2023
Tuesday Wind southeast 25 to 35 knots diminishing to southeast 15 to 25 in the afternoon.
Wednesday Wind southeast 15 to 25 knots diminishing to variable 5 to 15.
Thursday Wind northwest 5 to 15 knots.

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

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Gale warning in effect

Johnstone Strait

Issued 05:27 AM PDT 24 September 2023

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 10:30 AM PDT 24 September 2023 Today Tonight and Monday At 10:30 a.m. PDT today trough located over northern Explorer.
By 4:00 p.m. PDT today trough located over northern Bowie.

At 10:30 a.m. PDT today intensifying frontal system located
southwest of Explorer.
By 9:30 p.m. PDT tonight frontal system located off Vancouver
Island.

At 4:00 a.m. PDT Monday low 965 mb located off Explorer.
By 4:00 p.m. PDT Monday low 971 mb located over southern Bowie.

Marine Weather Statement

Issued 10:09 AM PDT 24 September 2023 A series of systems will spread gale to hurricane force winds across
the British Columbia waters this evening through Monday.

Initially, a trough will bring southerly gale to storm force winds to
the central and northern waters today.

An intensifying frontal system will cross Explorer this evening,
spreading storm to local hurricane force southeasterly winds across
southern and central waters. Significant wave height of 10 metres is
expected for the northwestern half of Explorer tonight into Monday
morning.

Another intense low will move from Explorer to Bowie on Monday
maintaining gale to storm force southeast winds across much of the
marine regions. Local hurricane force southeast winds are expected
over central waters starting Monday afternoon.

Pacific - South Coast Area

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Marine Weather for Canada

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