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Johnstone Strait

Warnings

Forecast

Marine Forecast

Issued 09:30 PM PDT 18 April 2021

Tonight and Monday.

Gale warning in effect.

Wind northwest 5 to 15 knots except northeasterly outflow 25 to 35 near the mainland inlets. Wind becoming southeast 10 to 20 Monday morning then diminishing to light Monday afternoon. Wind increasing to northwest 15 to 25 early Monday evening.

Extended Forecast

Issued 04:00 PM PDT 18 April 2021
Tuesday Wind northwest 15 to 25 knots becoming northwest 15 in the morning then increasing to northwest 15 to 25 in the afternoon.
Wednesday Wind northwest 10 to 20 knots increasing to northwest 20 to 30 late in the day.
Thursday Wind northwest 20 to 30 knots diminishing to northwest 10 to 20.

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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
Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Gale warning in effect

Johnstone Strait

Issued 9:30 PM PDT 18 April 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 18 April 2021 Tonight and Monday At 9:30 p.m. PDT tonight ridge located on a line north-south over
southern Explorer.
By 10:30 a.m. PDT Monday ridge located on a line northeast-southwest
over Bowie.

At 9:30 p.m. PDT tonight ridge located over BC interior.
By 10:30 a.m. PDT Monday weakening ridge located over BC interior.

Marine Weather Statement

Issued 9:57 PM PDT 18 April 2021 A ridge of high pressure over the BC Interior will produce strong to
gale force northerly outflow winds through mainland inlets tonight
and Monday morning.

Pacific - South Coast Area

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Marine Weather for Canada

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