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Johnstone Strait

Forecast

Marine Forecast

Issued 04:00 PM PST 04 December 2023

Tonight and Tuesday.

Gale warning in effect.

Wind southeast 35 knots diminishing to southeast 25 early this evening and to southeast 10 to 20 near midnight. Wind southeast 10 to 20 Tuesday.

Rain changing to showers Tuesday morning. Visibility as low as 1 mile in rain.

Extended Forecast

Issued 04:00 PM PST 04 December 2023
Wednesday Wind northwest 5 to 15 knots.
Thursday Wind northwest 5 to 15 knots.
Friday Wind northwest 5 to 15 knots increasing to southeast 15 to 25 late in the day.

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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 (In effect)

Gale warning in effect

Johnstone Strait

Issued 5:58 PM PST 04 December 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 4:00 PM PST 4 December 2023 Tonight and Tuesday At 4:00 p.m. PST today departing frontal system located over
Vancouver Island.

At 4:00 p.m. PST today low located northwest of Bowie.
By 4:00 p.m. PST Tuesday weakening low located over the Gulf
of Alaska.

At midnight PST Tuesday building ridge from high located over
Vancouver Island.

Marine Weather Statement

Issued 3:50 PM PST 4 December 2023 Across the northern and central waters, the gale to storm force
southeasterlies will veer to southwesterly gales in theas the Parent
low moves into the vicinity over the next few hours. There may be
brief bursts of southwesterly storm force winds over waters west of
Haida Gwaii tonight.

Over the southern waters southwesterly gales over northern and
central waters will slowly diminish on Tuesday to southwesterly
strong as the low weakens.

Pacific - Georgia Basin Area

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