West Coast Haida Gwaii

Forecast

Marine Forecast

Issued 04:00 PM PDT 18 October 2017

Tonight and Thursday.

Gale warning in effect.

Wind south 25 to 35 knots becoming southwest 20 to 30 early this evening then becoming west 25 to 35 near midnight except light over northern sections. Wind becoming west 15 to 25 early Thursday morning.

A few showers. Risk of thunderstorms late this afternoon and tonight.

Waves

Issued 04:00 PM PDT 18 October 2017

West Coast Haida Gwaii - northern half

Today Tonight and Thursday. Seas 4 to 6 metres subsiding to 4 Thursday evening.

West Coast Haida Gwaii - southern half

Today Tonight and Thursday. Seas 4 to 6 metres building to 5 to 7 after midnight then subsiding to 5 Thursday evening.

Extended Forecast

Issued 04:00 PM PDT 18 October 2017
Friday Wind west 25 knots diminishing to southwest 15 in the morning then increasing to southeast 25 to 30 in the afternoon.
Saturday Wind southeast 25 to 30 knots veering to southwest 30.
Sunday Wind west 20 knots.

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Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Gale warning in effect

West Coast Haida Gwaii

Issued 4:05 PM PDT 18 October 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 4:00 PM PDT 18 October 2017 Tonight and Thursday At 4:00 p.m. PDT today cold front located on a line
northeast-southwest over northern Vancouver Island.
By 10:00 p.m. PDT tonight departing cold front located on a line
northeast-southwest over the Washington Coast.

At 5:00 p.m. PDT today low located west of Bowie.
By 5:00 a.m. PDT Thursday departing low located over Haida Gwaii.

Marine Weather Statement

Issued 3:49 PM PDT 18 October 2017 A cold front is moving across Vancouver Island, and winds are
Veering to strong south or southwesterlies in its wake.

Seas will build to near 9 metres over the offshore waters this
evening. Strong to gale force westerlies will develop over northern
and central waters tonight as the centre of this low pressure system
making its way to Haida Gwaii.

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