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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 09:30 PM PDT 31 May 2023

Tonight and Thursday.

Strong wind warning in effect.

Wind northwest 20 to 30 knots diminishing to northwest 5 to 15 late overnight then becoming light Thursday morning. Wind becoming northwest 5 to 15 early Thursday evening.

Extended Forecast

Issued 04:00 PM PDT 31 May 2023
Friday Wind southeast 5 to 15 knots.
Saturday Wind southeast 5 to 15 knots increasing to northwest 15 to 25 late in the day.
Sunday Wind northwest 15 to 25 knots.

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Map of Pacific - South Coast marine weather areas South Nomad - 46036 Sentry Shoal - 46131 South Brooks - 46132 Halibut Bank - 46146 South Moresby - 46147 South Hecate Strait - 46185 West Sea Otter - 46204 La Perouse Bank - 46206 East Dellwood - 46207 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 Port Hardy Airport Sisters Islets Estevan Point Port Alberni Sartine Island Solander Island Tofino Airport Grief Point Howe Sound - Pam Rocks Powell River Airport Sechelt Squamish Airport Cape St.James Bella Bella Airport Bella Coola Airport Cathedral Point Herbert Island 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)

Strong wind warning in effect

Johnstone Strait

Issued 9:30 PM PDT 31 May 2023

'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 31 May 2023 Tonight and Thursday At 9:30 p.m. PDT tonight ridge located from Explorer to the
Central Coast.
By 4:00 a.m. PDT Thursday quasi-stationary ridge located on a line
north-south over northern Vancouver Island.

At 9:30 p.m. PDT tonight frontal system located over western Bowie.
By 10:30 a.m. PDT Thursday quasi-stationary frontal system located
on a line northwest-southeast over Haida Gwaii.

Marine Weather Statement

Issued 9:09 PM PDT 31 May 2023 Ahead of a ridge of high pressure, gale force westerlies over Juan de
Fuca Strait will ease late this evening and then redevelop early
Thursday evening.

An approaching frontal system will cross Bowie tonight and remain
over Haida Gwaii through Thursday. Ahead of the front, gale force
southeasterlies will develop over northern waters early Thursday
morning and ease Thursday evening.

Pacific - South Coast Area

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