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Johnstone Strait

Forecast

Marine Forecast

Issued 04:00 AM PDT 17 June 2026

Today Tonight and Thursday.

Gale warning in effect.

Wind northwest 20 to 30 knots becoming northwest 25 to 35 early this evening then diminishing to northwest 15 to 25 near midnight. Wind increasing to northwest 25 to 35 Thursday evening.

Extended Forecast

Issued 04:00 AM PDT 17 June 2026
Friday Wind northwest 15 to 25 knots increasing to northwest 25 to 35 late in the day.
Saturday Wind northwest 10 to 20 knots.
Sunday Wind northwest 5 to 15 knots becoming light.

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Map of Pacific - Georgia Basin marine weather areas Discovery Island La Perouse Bank - 46206 Georgia Strait - 46303 Sentry Shoal - 46131 Halibut Bank - 46146 English Bay – 46304 Powell River Airport Entrance Island Fanny Island Vancouver Int'l Airport Tsawwassen Ferry Terminal Sand Heads Lightstation Point Atkinson Squamish Airport Sechelt Comox Airport Howe Sound - Pam Rocks Grief Point Tofino Airport Port Alberni Estevan Point Sisters Islets Nanaimo Airport Saturna Island West Vancouver Esquimalt Harbour Kelp Reefs Race Rocks Lightstation Sheringham Point Vancouver Harbour University of Victoria Victoria Gonzales Victoria Int'l Airport Ballenas Islands Campbell River Airport
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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 PDT 17 June 2026

'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.

Synopsis

Technical Marine Synopsis

Issued 4:00 AM PDT 17 June 2026 Today Tonight and Thursday At 4:00 a.m. PDT today quasi-stationary high located west of the
offshore waters.

Marine Weather Statement

Issued 4:19 AM PDT 17 June 2026 A building ridge of high pressure offshore will generate northwest
gale force winds south of the Brooks Peninsula through the remainder
of this week.

Strong to gale force northwesterlies are expected to return to
Johnstone Strait again this evening.

Pacific - Georgia Basin Area

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