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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 10:30 AM PDT 15 May 2024

Today Tonight and Thursday.

Gale warning in effect.

Wind northwest 10 to 20 knots increasing to northwest 20 to 30 this afternoon then diminishing to northwest 10 to 20 this evening. Wind increasing to northwest 20 to 30 Thursday morning and to northwest 30 to 40 Thursday afternoon.

Periods of drizzle and fog patches ending this afternoon. Rain overnight and Thursday.

Extended Forecast

Issued 04:00 AM PDT 15 May 2024
Friday Wind northwest 25 to 35 knots diminishing to northwest 15 to 25 late in the day.
Saturday Wind northwest 15 to 25 knots.
Sunday Wind northwest 15 to 25 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 10:30 AM PDT 15 May 2024

'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 11:41 AM PDT 15 May 2024 Today Tonight and Thursday At 10:30 a.m. PDT today ridge located from Explorer to Cape Scott.
By 9:30 p.m. PDT tonight departing ridge located from Explorer
to Tofino.

At 10:30 a.m. PDT today trough located from Bowie to McInnes Island.
By 10:30 a.m. PDT Thursday weakening trough located on a line
east-west over central Explorer.

At 4:00 p.m. PDT Thursday building ridge located on a line
north-south over the offshore waters.

Marine Weather Statement

Issued 10:22 AM PDT 15 May 2024 A ridge of high pressure from Explorer to the Central Coast will
track southwards out of the region tonight. Ahead of the ridge,
westerly gales will develop through Juan de Fuca Strait late this
afternoon then ease overnight and redevelop on Thursday.

A trough of low pressure will track southwards across Explorer on
Thursday. In its wake, gale force northwesterlies will develop over
west coast Vancouver Island Thursday afternoon.

Pacific - Georgia Basin Area

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Marine Weather for Canada

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