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Johnstone Strait

Forecast

Marine Forecast

Issued 04:00 PM PST 29 November 2022

Tonight and Wednesday.

Gale warning in effect.

Wind southeast 35 to 45 knots diminishing to southeast 25 to 35 this evening and to southeast 15 to 25 near midnight. Wind diminishing to southeast 5 to 15 Wednesday morning.

Snow changing to flurries Wednesday morning. Visibility 1 mile or less in precipitation.

Temperatures near zero.

Extended Forecast

Issued 04:00 PM PST 29 November 2022
Thursday Wind southeast 10 to 20 knots.
Friday Wind southeast 30 to 40 knots diminishing to northeasterly outflow 10 to 20 late in the day.
Saturday Wind northeasterly outflow 10 to 20 knots.

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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 6:54 PM PST 29 November 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 PM PST 29 November 2022 Tonight and Wednesday At 4:00 p.m. PST today intensifying low 988 mb located over northern
Vancouver Island.
By 9:30 p.m. PST tonight low 984 mb located over northern Vancouver
Island.

At 4:00 p.m. PST today building ridge located over northern BC
interior.
By 4:00 p.m. PST Wednesday quasi-stationary ridge located over
BC interior.

Marine Weather Statement

Issued 3:52 PM PST 29 November 2022 A building ridge of high pressure over the BC Interior will generate
gale to storm force outflow winds through the mainland inlets tonight
through Wednesday. Over northern coastal waters, a risk of freezing
spray will exist tonight through Wednesday as Arctic air pushes out
from the mainland inlets.

An intensifying low pressure system west of Cape Scott will slowly
track southeastwards towards Vancouver Island this evening and remain
near North Vancouver Island tonight and Wednesday while weakening.
Gale to storm force easterlies over central waters and the South
Coast ahead of the low will shift to gale to storm force northerlies
in its wake and persist through Wednesday.

Pacific - South Coast Area

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