Johnstone Strait

Forecast

Marine Forecast

Issued 04:00 PM PDT 16 July 2018

Tonight and Tuesday.

Gale warning in effect.

Wind northwest 15 to 25 knots increasing to northwest 25 to 35 early this evening then diminishing to northwest 15 to 25 early Tuesday morning. Wind increasing to northwest 25 to 35 Tuesday afternoon.

Extended Forecast

Issued 04:00 PM PDT 16 July 2018
Wednesday Wind northwest 15 to 25 knots increasing to northwest 25 to 35 in the afternoon.
Thursday Wind northwest 20 to 30 knots.
Friday Wind northwest 20 to 30 knots becoming northwest 25 to 35 late in the day.

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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 4:00 PM PDT 16 July 2018

'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 4:00 PM PDT 16 July 2018 Tonight and Tuesday At 4:00 p.m. PDT today quasi-stationary ridge located on a line
northeast-southwest over northern Explorer.

At 5:00 p.m. PDT today approaching trough located west of the
offshore waters.

Marine Weather Statement

Issued 3:48 PM PDT 16 July 2018 A ridge of high pressure will remain nearly stationary along a
northeast to southwest line across Haida Gwaii. Moderate to strong
northwesterlies will continue to prevail south of the ridge with
local gales expected off the northwestern coast of Vancouver Island
and through Johnstone Strait.

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