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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 04:00 PM PDT 16 May 2022

Tonight and Tuesday.

Gale warning in effect.

Wind southeast 10 to 15 knots increasing to southeast 15 to 25 late Tuesday morning and to southeast 30 to 40 Tuesday evening.

Showers changing to rain Tuesday evening.

Extended Forecast

Issued 04:00 PM PDT 16 May 2022
Wednesday Wind southeast 30 to 40 knots diminishing to variable 10 to 20 in the morning.
Thursday Wind northwest 10 to 20 knots.
Friday Wind northwest 5 to 15 knots.

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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 4:00 PM PDT 16 May 2022

'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 PDT 16 May 2022 Tonight and Tuesday At 3:00 a.m. PDT Tuesday deepening trough located west of the
offshore waters.
By 5:00 p.m. PDT Tuesday trough located over Hecate Strait.

At 9:00 p.m. PDT Tuesday approaching low 997 mb located west
of Explorer.

Marine Weather Statement

Issued 3:54 PM PDT 16 May 2022 A ridge of high pressure over west coast Vancouver Island will result
in gale force inflow winds through east entrance of Juan de Fuca
strait into early evening.

Another trough will move through the offshore waters Tuesday.
Southerly gales will develop over Hecate Strait to Explorer near
midday Tuesday.

A low pressure centre will move over Explorer Tuesday evening then
cross Vancouver Island on Wednesday. Unseasonably strong winds are
associated with this low. Gale to storm force southerly winds will
develop ahead of the low over Explorer and west coast Vancouver
Island Tuesday night. Southeast gales are expected for inner South
Coast waters. Winds will shift to gale to storm force
west-northwesterly in the wake of the low.

Pacific - Georgia Basin Area

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