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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 09:30 PM PST 04 March 2021

Tonight and Friday.

Gale warning in effect.

Wind southeast 10 to 20 knots increasing to southeast 20 to 30 late overnight then becoming southeast 25 to 35 Friday morning. Wind diminishing to southeast 15 to 25 Friday afternoon.

Rain overnight and Friday.

Extended Forecast

Issued 04:00 PM PST 04 March 2021
Saturday Wind southeast 15 to 25 knots increasing to southeast 25 to 35 in the afternoon.
Sunday Wind southeast 25 to 35 knots diminishing to southeast 15 to 25.
Monday Wind southeast 15 to 25 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
Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Gale warning in effect

Johnstone Strait

Issued 9:30 PM PST 04 March 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 9:30 PM PST 4 March 2021 Tonight and Friday At 9:30 p.m. PST tonight low located near Langara.
By 4:00 a.m. PST Friday departing low located off the Alaska
panhandle.

At 9:30 p.m. PST tonight low 998 mb located south of Explorer.
By 4:00 a.m. PST Friday high 990 mb located off Vancouver Island.

By 4:00 p.m. PST Friday weakening low 990 mb located off the
Central Coast.

At 4:00 a.m. PST Saturday approaching frontal system located
off Bowie.

Marine Weather Statement

Issued 9:30 PM PST 4 March 2021 A low off Haida Gwaii will track northwards across Haida Gwaii
tonight and into the Alaskan Panhandle on Friday. Ahead of the low,
gale to hurricane force southerlies will shift to storm to hurricane
force westerly in its wake.

Another low will track northeastwards over Explorer overnight, then
onto the Central Coast Friday afternoon. Ahead of the low, gale to
hurricane force southeasterlies will develop west of Vancouver Island
overnight and spread to the inner South Coast Friday morning as
strong to gale force. Gale to storm force winds will develop over
Queen Charlotte Sound and the Central Coast Friday afternoon as the
low move over. In its wake the winds will shift to strong to gale
force westerly.

Pacific - South Coast Area

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Marine Weather for Canada

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