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Johnstone Strait

Forecast

Marine Forecast

Issued 10:30 AM PDT 22 September 2019

Today Tonight and Monday.

Gale warning in effect.

Wind northwest 15 to 20 knots increasing to northwest 20 to 30 near noon then diminishing to northwest 15 to 20 early this evening. Wind diminishing to light near midnight then increasing to southeast 15 to 25 early Monday morning. Wind increasing to southeast 25 to 35 near noon Monday then diminishing to southeast 15 to 20 Monday evening.

Rain beginning early Monday morning.

Extended Forecast

Issued 04:00 AM PDT 22 September 2019
Tuesday Wind light increasing to northwest 15 to 25 knots in the afternoon.
Wednesday Wind light increasing to northwest 30 to 40 knots late in the day.
Thursday Wind northwest 25 to 35 knots diminishing to northwest 15 to 25.

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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.

Warnings

Warnings (In effect)

Gale warning in effect

Johnstone Strait

Issued 10:30 AM PDT 22 September 2019

'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 10:30 AM PDT 22 September 2019 Today Tonight and Monday At 10:30 a.m. PDT today frontal system located over central
Vancouver Island.
By 2:00 p.m. PDT today departing frontal system located over the
Lower Mainland.

At 10:30 a.m. PDT today ridge located west of the offshore waters.
By 8:00 p.m. PDT tonight ridge located over Explorer extending
northward.

At 4:00 p.m. PDT today approaching frontal system located west of
the offshore waters.

Marine Weather Statement

Issued 10:16 AM PDT 22 September 2019 A frontal system over Central Vancouver Island will continue to
produce strong southeasterlies over the inner South Coast this
morning. Gale force northwesterlies will develop over West Vancouver
Island as a ridge of high pressure builds offshore.

Another front will move across the northern offshore waters tonight.
Gale force southeast winds will develop over the offshore waters
tonight then spread to the central and north coasts on Monday.
Winds over the northern waters will become gale to storm force
southwesterlies in the wake of the front.

Pacific - Georgia Basin Area

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