Johnstone Strait


Marine Forecast

Issued 10:30 AM PST 20 January 2019

Today Tonight and Monday.

Wind southeast 5 to 15 knots increasing to northwest 15 to 25 this afternoon then diminishing to northwest 10 to 15 near midnight. Wind diminishing to light Monday afternoon then increasing to southeast 15 to 25 Monday evening.

Extended Forecast

Issued 04:00 AM PST 20 January 2019
Tuesday Wind southeast 25 to 35 knots becoming southeast 20 to 30 late in the day.
Wednesday Wind northwest 10 to 20 knots diminishing to light.
Thursday Wind light becoming northwest 15 knots 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 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
Ice Conditions

There is no ice forecast issued for this area.


No watches or warnings in effect.


Technical Marine Synopsis

Issued 10:30 AM PST 20 January 2019 Today Tonight and Monday At 10:30 a.m. PST today low 1002 mb located west of Bowie.
By 4:00 p.m. PST today low 1005 mb located northwest of Bowie.

At 4:00 a.m. PST Monday deepening low 993 mb located west of Bowie.
By 4:00 p.m. PST Monday low 986 mb located northwest of Bowie.

Marine Weather Statement

Issued 10:17 AM PST 20 January 2019 An area of low pressure will pass to the northwest of Bowie today,
and moderate to strong southwesterly winds will prevail over northern

A deepening area of low pressure will approach Bowie early Monday
morning and lie to the northwest by Monday afternoon. Gale force
southerly winds will spread to the majority of coastal waters Monday
morning and intensify to gale to storm force winds that afternoon and

Far southern waters will be protected by a ridge of high pressure on
Monday, but should see an increase in southeasterly winds Monday
night as that ridge weakens.

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