Johnstone Strait


Marine Forecast

Issued 04:00 PM PST 22 February 2019

Tonight and Saturday.

Wind light increasing to southeast 5 to 15 knots near midnight then becoming southeast 10 to 20 Saturday afternoon.

Flurries or showers.

Temperatures near plus 1.

Extended Forecast

Issued 04:00 PM PST 22 February 2019
Sunday Wind northeasterly outflow 20 to 30 knots.
Monday Wind northeasterly outflow 20 to 30 knots.
Tuesday Wind northeasterly outflow 25 to 35 knots.

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Weather Conditions

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Ice Conditions

There is no ice forecast issued for this area.


No watches or warnings in effect.


Technical Marine Synopsis

Issued 4:00 PM PST 22 February 2019 Tonight and Saturday At 4:00 p.m. PST today low 1004 mb located over Prince Rupert.
By 4:00 p.m. PST Saturday weakening low 1011 mb located southwest
of Cape Scott.

At 4:00 a.m. PST Saturday building ridge located over northern
BC interior.
By 4:00 a.m. PST Sunday quasi-stationary ridge located over BC

Marine Weather Statement

Issued 3:55 PM PST 22 February 2019 An extensive area of low pressure, centred near Prince Rupert, will
weaken tonight and drift southwards towards Cape Scott on Saturday.
Strong to gale force northwesterly winds over northern outer-coastal
waters will ease somewhat this evening.

Strong to gale force inflow winds through Juan de Fuca Strait will
ease later this evening.

A ridge of high pressure will build over the Northern BC Interior
overnight. Strong to gale force outflow winds will develop through
the mainland inlets of the North Coast overnight and spread to the
South Coast on Saturday night.

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