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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 04:00 AM PDT 25 September 2021

Today Tonight and Sunday.

Gale warning in effect.

Wind northwest 10 to 20 knots diminishing to light early this morning then increasing to southeast 10 to 20 late this afternoon. Wind becoming southeast 15 to 25 this evening then increasing to southeast 30 to 40 Sunday morning.

Showers this afternoon and this evening.

Extended Forecast

Issued 04:00 AM PDT 25 September 2021
Monday Wind southeast 25 to 35 knots.
Tuesday Wind northwest 15 to 25 knots becoming southeast 15 to 25 late in the day.
Wednesday Wind southeast 40 to 45 knots diminishing to southeast 35.

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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 04:00 AM PDT 25 September 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 PDT 24 September 2021 Tonight and Saturday At 9:30 p.m. PDT tonight quasi-stationary frontal system located
from Hecate Strait to Queen Charlotte Sound then to Explorer.

At 9:30 p.m. PDT tonight ridge located on a line northeast-southwest
over northern Vancouver Island.
By 11:00 a.m. PDT Saturday ridge located on a line
northeast-southwest over central Vancouver Island.

Marine Weather Statement

Issued 4:00 AM PDT 25 September 2021 A weak frontal system from Hecate straight to just north of Vancouver
Island to Southeastern Explorer will strengthen this afternoon. Gale
force southeasterly winds are expected along the Central Coast and
off the west coast of Northern Vancouver Island late this afternoon
and this evening.

A large low pressure system will approach the British Columbia waters
on Sunday morning. Winds will rise to gale force for almost the
entire region by the end of Sunday.

Pacific - Georgia Basin Area

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Marine Weather for Canada

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