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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 10:30 AM PDT 31 July 2021

Today Tonight and Sunday.

Gale warning in effect.

Wind northwest 15 to 25 knots increasing to northwest 25 to 35 late this afternoon then diminishing to northwest 10 to 20 near midnight. Wind increasing to northwest 25 to 35 Sunday afternoon.

Fog patches dissipating near noon. Fog patches forming overnight and dissipating Sunday morning.

Extended Forecast

Issued 04:00 AM PDT 31 July 2021
Monday Wind northwest 15 to 25 knots.
Tuesday Wind northwest 15 to 25 knots diminishing to light.
Wednesday Wind light.

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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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land station Land Station
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 31 July 2021

'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 31 July 2021 Today Tonight and Sunday At 10:30 a.m. PDT today quasi-stationary ridge located on a line
north-south over Queen Charlotte Sound.

At 10:30 a.m. PDT today low located west of Bowie.
By 4:00 a.m. PDT Sunday low located northwest of Bowie.

Marine Weather Statement

Issued 10:22 AM PDT 31 July 2021 A ridge of high pressure west of Vancouver Island and strong daytime
heating over the BC Interior are producing strong to gale force
inflow winds through Juan de Fuca and strong to gale force
northwesterly winds through Johnstone Strait every day in the
Late afternoon and evening. Winds then ease to moderate to strong by
early morning.

Pacific - South Coast Area

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Marine Weather for Canada

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