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Johnstone Strait

Forecast

Marine Forecast

Issued 09:30 PM PST 19 January 2022

Tonight and Thursday.

Gale warning in effect.

Wind southeast 25 to 35 knots diminishing to variable 5 to 15 early Thursday morning then becoming northwest 5 to 15 Thursday afternoon.

Rain changing to scattered showers Thursday morning then to periods of drizzle Thursday evening.

Extended Forecast

Issued 04:00 AM PST 20 January 2022
Saturday Wind light.
Sunday Wind light.
Monday Wind light.

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Weather Conditions

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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)

Gale warning in effect

Johnstone Strait

Issued 9:30 PM PST 19 January 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 AM PST 20 January 2022 Today Tonight and Friday At 4:00 a.m. PST today frontal system located on a line north-south
over central Vancouver Island.
By 7:00 a.m. PST today departing frontal system located on a line
north-south over the Lower Mainland.

At 4:00 a.m. PST today trough located over Bowie.
By 10:30 a.m. PST today dissipating trough located over Queen
Charlotte Sound.

At 10:30 a.m. PST today ridge located west of the offshore waters.
By 4:00 a.m. PST Friday quasi-stationary ridge located over the
South Coast.

At 9:30 p.m. PST tonight quasi-stationary frontal system located
west of Bowie.

Marine Weather Statement

Issued 9:36 PM PST 19 January 2022 A frontal system stretching from Hecate Strait to Northern Vancouver
Island will cross inland near or after midnight. Gale to storm force
southeasterlies over the northern and central waters will shift to
strong to gale force westerlies as the system crosses inland.

A trough rapidly following this frontal system will maintain the
strong to gale force westerlies into Thursday. The trough will
rapidly weaken through Thursday and the westerlies will ease to
generally moderate westerlies by Thursday afternoon.

Another frontal system will stall just west of Bowie Thursday night
and Friday. During this period, southerly gales will develop across
Bowie and parts of the northern waters.

Pacific - South Coast Area

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