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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 09:30 PM PDT 19 August 2019

Tonight and Tuesday.

Strong wind warning in effect.

Wind southeast 10 to 15 knots increasing to southeast 15 to 20 late overnight and to southeast 25 late Tuesday afternoon.

Extended Forecast

Issued 04:00 PM PDT 19 August 2019
Wednesday Wind southeast 25 to 35 knots diminishing to northwest 15 to 25 in the morning.
Thursday Wind northwest 10 to 20 knots.
Friday Wind southeast 10 knots increasing to southeast 25.

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Map of Pacific - Georgia Basin marine weather areas Sentry Shoal - 46131 Halibut Bank - 46146 La Perouse Bank - 46206 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)

Strong wind warning in effect

Johnstone Strait

Issued 9:30 PM PDT 19 August 2019

'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. 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 19 August 2019 Tonight and Tuesday At 9:30 p.m. PDT tonight trough located on a line
northeast-southwest over western Haida Gwaii.
By 4:00 p.m. PDT Tuesday trough located on a line north-south over
Haida Gwaii.

At 9:30 p.m. PDT tonight ridge located on a line north-south over
Port Hardy.
By 4:00 a.m. PDT Tuesday ridge located on a line north-south
over Victoria.

Marine Weather Statement

Issued 9:18 PM PDT 19 August 2019 A trough of low pressure off Haida Gwaii will swing northward
Toward Prince Rupert tonight. Ahead of the trough, strong to
Gale force southerlies will develop over central and northern waters
tonight and increase to gale to storm force on Tuesday.

In the wake of the trough the winds will shift to strong to gale
force northerlies Tuesday morning.

Pacific - Georgia Basin Area

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Marine Weather for Canada

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