West Coast Haida Gwaii - northern half

Forecast

Marine Forecast

Issued 04:00 AM PDT 18 October 2018

Today Tonight and Friday.

Gale warning in effect.

Wind light increasing to southeast 5 to 15 knots this morning and to southeast 15 to 25 this afternoon. Wind increasing to southeast 25 to 35 this evening and to southeast 35 to 45 overnight. Wind diminishing to southwest 20 to 30 Friday morning.

Periods of rain beginning early this evening changing to showers Friday afternoon and evening with a risk of thunderstorms.

Waves

Issued 04:00 AM PDT 18 October 2018
Today Tonight and Friday. Seas 2 to 3 metres building to 3 to 4 late overnight and to 4 to 6 Friday afternoon.

Extended Forecast

Issued 04:00 AM PDT 18 October 2018
Saturday Wind southwest 15 to 25 knots increasing to south 25 to 35 in the afternoon.
Sunday Wind south 25 to 35 knots.
Monday Wind south 25 to 35 knots increasing to south 35 to 45.

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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 - northern half

Issued 04:00 AM PDT 18 October 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 AM PDT 18 October 2018 Today Tonight and Friday At 4:00 p.m. PDT today approaching frontal system located west
of Bowie.

At 4:00 a.m. PDT Friday cold front located on a line north-south
over Bowie.
By 4:00 p.m. PDT Friday weakening cold front located on a line
north-south over Queen Charlotte Sound.

At 4:00 a.m. PDT today quasi-stationary ridge located over BC
interior.

Marine Weather Statement

Issued 3:45 AM PDT 18 October 2018 A frontal system will approach the northern offshore waters today.
Southeast gales will develop over Bowie this afternoon and near
Haida Gwaii tonight. Winds will rise to storm force southeasterlies
in Northern Bowie late this evening and shift to storm force
southwesterlies overnight behind the front.

The front will move eastward across the northern and central waters
on Friday with southeast gales ahead of it and moderate to strong
southwesterlies in its wake. Southwesterly gales will prevail over
Bowie on Friday.

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