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Johnstone Strait

Forecast

Marine Forecast

Issued 04:00 AM PST 03 November 2024

Today Tonight and Monday.

Gale warning in effect.

Wind light increasing to southeast 10 to 20 knots early this afternoon and to southeast 25 to 35 this evening. Wind increasing to southeast 35 to 45 late overnight then becoming northwest 30 to 40 Monday morning. Wind diminishing to northwest 10 to 20 Monday evening.

Showers and occasional fog patches ending late this morning. Rain beginning this evening and changing to showers near noon Monday.

Extended Forecast

Issued 04:00 AM PST 03 November 2024
Tuesday Wind northwest 10 to 20 knots becoming variable 5 to 15 in the morning then increasing to southeast 15 to 25 late in the day.
Wednesday Wind southeast 20 to 30 knots.
Thursday Wind southeast 25 to 35 knots.

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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 04:00 AM PST 03 November 2024

'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 3 November 2024 Today Tonight and Monday At 4:00 a.m. PST today ridge located from Hecate Strait to Explorer.
By 4:00 p.m. PST today ridge located from the North Coast to
Vancouver Island.

At 4:00 p.m. PST today low 1004 mb located west of Bowie.
By 4:00 a.m. PST Monday low 991 mb located over Hecate Strait.

At 9:30 a.m. PST Monday low 995 mb located over central BC interior.
By 4:00 p.m. PST Monday departing low 998 mb located over
southeastern BC interior.

At 4:00 p.m. PST Monday building ridge located west of the offshore
waters.

Marine Weather Statement

Issued 3:48 AM PST 3 November 2024 Westerly marginal gales over northern waters will ease early this
morning as a ridge of high pressure builds over the marine regions.
The ridge will shift eastward allowing an intense low pressure system
to approach Bowie late this afternoon.

This low will move eastward across Haida Gwaii tonight, and then over
the Central Coast and into interior regions on Monday.

Ahead of the low, southerly gale to storm force winds will develop
tonight. Behind the low, northwesterly gale to storm force winds are
expected overnight into Monday. During Monday morning, northwesterly
winds over central waters will reach hurricane force.

Pacific - Georgia Basin Area

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