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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 10:30 AM PDT 23 September 2023

Today Tonight and Sunday.

Gale warning in effect.

Wind southeast 5 to 15 knots increasing to southeast 15 to 25 near noon then diminishing to variable 5 to 15 this afternoon. Wind becoming southeast 5 to 15 this evening then increasing to southeast 15 to 25 early Sunday morning. Wind increasing to southeast 25 to 35 Sunday afternoon and to southeast 35 to 45 Sunday evening.

Showers ending Sunday morning. Rain Sunday evening.

Extended Forecast

Issued 04:00 AM PDT 23 September 2023
Monday Wind southeast 30 to 40 knots.
Tuesday Wind southeast 30 to 40 knots diminishing to southeast 20 to 30 late in the day.
Wednesday Wind southeast 20 to 30 knots becoming northwest 15 to 25 late in the day.

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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 10:30 AM PDT 23 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 23 September 2023 Today Tonight and Sunday At 4:00 p.m. PDT today trough located west of Bowie.
By 4:00 a.m. PDT Sunday intensifying trough located over Bowie.

At 5:00 p.m. PDT Sunday intensifying frontal system located
southwest of Explorer.
By 11:00 p.m. PDT Sunday frontal system located off Vancouver
Island.

Marine Weather Statement

Issued 10:16 AM PDT 23 September 2023 A deep low pressure system is expected to spread gale to storm force
winds across the British Columbia waters Sunday through Monday.

Initially, a trough will bring southerly gale and storm force winds
to the central and northern waters on Sunday morning.
An intensifying frontal system will cross Explorer late Sunday,
spreading storm to local hurricane force southeasterly winds across
southern and central waters Sunday evening.

Pacific - South Coast Area

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