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Johnstone Strait

Forecast

Marine Forecast

Issued 04:00 AM PST 24 November 2020

Today Tonight and Wednesday.

Gale warning in effect.

Wind southeast 25 to 35 knots diminishing to northwest 10 to 20 early this morning and to light this afternoon. Wind increasing to northwest 10 to 20 overnight. Wind northwest 10 to 20 Wednesday.

Rain changing to showers this evening and ending Wednesday morning.

Extended Forecast

Issued 04:00 AM PST 24 November 2020
Thursday Wind southeast 10 to 20 knots increasing to southeast 20 to 30 in the morning.
Friday Wind southeast 30 to 40 knots diminishing to northwest 10 to 20 late in the day.
Saturday Wind northwest 10 to 20 knots becoming southeast 10 to 20.

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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
Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Gale warning in effect

Johnstone Strait

Issued 07:04 AM PST 24 November 2020

'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 AM PST 24 November 2020 Today Tonight and Wednesday At 4:00 a.m. PST today cold front located on a line
northeast-southwest over northern Vancouver Island.
By 10:30 a.m. PST today departing cold front located on a line
northeast-southwest over southern Vancouver Island.

At 4:00 a.m. PST today low 978 mb located over the Gulf of Alaska.
By 10:00 p.m. PST tonight low 1001 mb located over Hecate Strait.

At 10:00 a.m. PST Wednesday approaching frontal system located
west of Bowie.

Marine Weather Statement

Issued 4:05 AM PST 24 November 2020 A trailing cold front will track southwards across Vancouver Island
this morning. Ahead of the front, gale force southeasterlies will
develop over South Coast waters later this morning and shift to
strong to gale force westerly in its wake.

The associated low over the Gulf of Alaska will track southwards
across Haida Gwaii this evening. Storm force westerlies in its
Wake will generate seas 10 to 13 metres over Bowie late this evening
then spread to west coast Haida Gwaii and Dixon Entrance West
overnight. Seas will build to 8 to 10 metres over central waters on
Tuesday morning and to 6 to 8 metres over west coast Vancouver Island
on Tuesday afternoon.

Pacific - Georgia Basin Area

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