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Johnstone Strait

Forecast

Marine Forecast

Issued 04:00 AM PST 08 December 2022

Today Tonight and Friday.

Wind southeast 10 to 20 knots increasing to southeast 20 to 30 Friday morning then diminishing to southeast 10 to 20 Friday evening.

Scattered showers ending this evening. Periods of rain Friday afternoon and evening.

Temperatures plus 4 falling to minus 1 overnight.

Extended Forecast

Issued 04:00 AM PST 08 December 2022
Saturday Wind southeast 15 to 25 knots backing to northeasterly outflow 20 to 30 in the morning then diminishing to variable 5 to 15 late in the day.
Sunday Wind variable 5 to 15 knots becoming northerly outflow 10 to 20 late in the day.
Monday Wind northerly outflow 10 to 20 knots becoming variable 5 to 15.

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Weather Conditions

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Map of Pacific - Georgia Basin marine weather areas Sentry Shoal - 46131 Halibut Bank - 46146 La Perouse Bank - 46206 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 Sisters Islets Estevan Point Port Alberni Tofino Airport Grief Point Howe Sound - Pam Rocks Powell River Airport Sechelt Squamish Airport 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 (Ended)

Gale warning ended

Johnstone Strait

Issued 04:00 AM PST 08 December 2022
Synopsis

Technical Marine Synopsis

Issued 4:00 AM PST 8 December 2022 Today Tonight and Friday At 4:00 a.m. PST today departing trough from low located over
Prince Rupert to McInnes Island.

At 10:30 a.m. PST today low located over the Gulf of Alaska.
By 9:30 p.m. PST tonight low located west of the Alaska panhandle.

At 10:00 a.m. PST Friday intensifying low 990 mb located west
of Explorer.
By 4:00 p.m. PST Friday low 985 mb located over southwestern
Explorer.

Marine Weather Statement

Issued 3:47 AM PST 8 December 2022 A trough of low pressure extending from Prince Rupert to McInnes
Island will move eastward into interior BC departing the coastal
regions. The associated gale to storm force northwesterlies will ease
over parts of the central and northern waters this morning.

A low located over the Gulf of Alaska will approach the Alaskan
Panhandle and maintain gale force westerlies over Bowie today.

On Friday, an intensifying low will move into Southwestern Explorer.
Gale to storm force southeasterlies will develop ahead of the low
over parts of the southern and central waters. Southeasterly to
easterly gale force winds will spread into the inner waters of the
South Coast late Friday afternoon.

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