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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 PM PST 19 January 2022
Friday Wind northwest 5 to 15 knots becoming southeast 5 to 15 in the afternoon.
Saturday Wind southeast 10 to 15 knots.
Sunday Wind southeast 10 to 15 knots diminishing to light late in the day.

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Weather Conditions

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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 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 9:30 PM PST 19 January 2022 Tonight and Thursday At 9:30 p.m. PST tonight weakening frontal system located from
Hecate Strait to Cape Scott.
By 4:00 a.m. PST Thursday departing frontal system located on a
line north-south over central Vancouver Island.

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

At 4:00 a.m. PST Friday approaching 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.

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