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Johnstone Strait

Forecast

Marine Forecast

Issued 04:00 AM PDT 07 October 2024

Today Tonight and Tuesday.

Strong wind warning in effect.

Wind southeast 25 to 30 knots diminishing to southeast 10 to 20 early this evening and to light Tuesday morning.

Rain changing to showers Tuesday morning. Visibility as low as 1 mile in rain.

Extended Forecast

Issued 04:00 AM PDT 07 October 2024
Wednesday Wind light becoming southeast 5 to 15 knots in the afternoon.
Thursday Wind southeast 10 to 15 knots.
Friday Wind southeast 20 knots increasing to east 30 late in the day.

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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 04:00 AM PDT 07 October 2024

'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 4:00 AM PDT 7 October 2024 Today Tonight and Tuesday At 4:00 a.m. PDT today weakening frontal system located over the
Central Coast extending southward.
By 9:30 p.m. PDT tonight weakening frontal system located on a
line northeast-southwest over central Vancouver Island.

At 7:00 a.m. PDT Tuesday low located over northwestern Bowie.
By 9:30 p.m. PDT Tuesday low located near the Alaska panhandle.

Marine Weather Statement

Issued 3:48 AM PDT 7 October 2024 A frontal system extending southwards from the Central Coast will
gradually weaken as it slowly moves to lie over Central Vancouver
Island this evening. Ahead of the front, gale force southeasterlies
will also weaken as the front progresses. Behind the front, winds
shift to moderate westerlies.

A low pressure centre over the Gulf of Alaska will approach
Northwestern Bowie tonight and move towards the Alaska Panhandle on
Tuesday. Moderate to strong southerlies are expected over most
northern waters except for Northern Bowie where gale force
southwesterlies are forecast Tuesday morning.

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