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West Coast Haida Gwaii - northern half


Marine Forecast

Issued 04:00 AM PDT 22 August 2019

Today Tonight and Friday.

Gale warning in effect.

Wind southwest 5 to 15 knots increasing to southeast 15 to 25 late this morning and to southeast 35 to 45 this afternoon. Wind diminishing to southwest 15 to 25 near midnight then becoming southwest 20 to 30 near noon Friday.

Showers beginning late this morning and ending Friday evening.


Issued 04:00 AM PDT 22 August 2019
Today Tonight and Friday. Seas 1 to 2 metres building to 2 to 3 early this afternoon and to 4 early this evening. Seas subsiding to 3 after midnight then building to 4 Friday afternoon.

Extended Forecast

Issued 04:00 AM PDT 22 August 2019
Saturday Wind west 15 to 20 knots veering to northwesterly 15 late in the day.
Sunday Wind northwesterly 15 knots.
Monday Wind northwesterly 5 to 15 knots.

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Ice Conditions

There is no ice forecast issued for this area.


Warnings (In effect)

Gale warning in effect

West Coast Haida Gwaii - northern half

Issued 04:00 AM PDT 22 August 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.


Technical Marine Synopsis

Issued 4:00 AM PDT 22 August 2019 Today Tonight and Friday At 4:00 a.m. PDT today building ridge located on a line north-south
over Haida Gwaii.
By 4:00 p.m. PDT today ridge located on a line north-south over
Cape Scott.

At 10:30 a.m. PDT today frontal system located west of Bowie.
By 10:30 p.m. PDT tonight frontal system located on a line
northeast-southwest over Haida Gwaii.

At 4:00 a.m. PDT Friday trough located west of Bowie.

Marine Weather Statement

Issued 3:36 AM PDT 22 August 2019 A ridge of high pressure will continue generating moderate to strong
northwest winds over the South Coast except strong to gale force
winds along parts of the west coast of Vancouver Island this morning.

A frontal system will arrive over Bowie today and will progress into
the northern and central waters tonight. Gale force southerly winds
will develop ahead of the system.

Moderate to strong westerly winds will dominate northern waters on
Friday as another trough follows closely in behind.

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