Johnstone Strait

Forecast

Marine Forecast

Issued 09:30 PM PDT 27 March 2017

Tonight and Tuesday

Gale warning in effect.

Wind southeast 20 to 30 knots increasing to southeast 30 to 40 near midnight then diminishing to southeast 20 to 30 near noon Tuesday. Wind diminishing to southeast 10 to 20 early Tuesday evening.

Periods of rain.

Extended Forecast

Issued 04:00 PM PDT 27 March 2017
Wednesday Wind southeast 5 to 15 knots increasing to northwest 20 to 30 in the afternoon.
Thursday Wind northwest 20 to 30 knots diminishing to light.
Friday Wind southeast 25 to 35 knots.

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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 9:30 PM PDT 27 March 2017

'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 9:30 PM PDT 27 March 2017 Tonight and Tuesday At 9:30 p.m. PDT tonight frontal system located over Queen
Charlotte Sound.
By noon PDT Tuesday frontal system located on a line north-south
over central Vancouver Island.

Marine Weather Statement

Issued 9:21 PM PDT 27 March 2017 A frontal system lying over Queen Charlotte Sound will slowly track
across Northern Vancouver Island tonight. Gale force southerlies
Will continue to develop over central and northern waters late this
evening.

Marginal southerly storm force winds will develop briefly from
Southern Hecate Strait to the headlands of Vancouver Island late this
evening. Winds will ease to strong westerlies in the wake of the
front on Tuesday.

In addition, as the frontal wave slides down the coast on Tuesday,
southeast gale force winds will develop over Northern Strait of
Georgia Tuesday morning.

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