West Coast Haida Gwaii - northern half

Forecast

Marine Forecast

Issued 09:30 PM PDT 24 September 2016

Tonight and Sunday

Gale warning in effect.

Wind east 15 to 25 knots diminishing to northerly 5 to 15 late overnight then increasing to southeast 20 Sunday morning. Wind increasing to south 35 to 45 early Sunday afternoon then diminishing to northwest 25 Sunday evening.

Periods of rain.

Waves

Issued 04:00 PM PDT 24 September 2016
Today Tonight and Sunday Seas 2 to 3 metres building to 3 to 4 this evening.

Extended Forecast

Issued 04:00 PM PDT 24 September 2016
Monday Wind northwest 15 to 25 knots.
Tuesday Wind southwest 10 to 20 knots increasing to southerly 20 to 30 late in the day.
Wednesday Wind southerly 20 to 30 knots diminishing to southeast 10 to 20.

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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 9:30 PM PDT 24 September 2016

'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 24 September 2016 Tonight and Sunday At 9:30 p.m. PDT tonight quasi-stationary ridge located on a line
north-south over Vancouver Island.

At 9:30 p.m. PDT tonight low 1009 mb located southwest of Haida
Gwaii.
By 4:00 a.m. PDT Sunday departing low 1012 mb located over the
southern Alaska panhandle.

At 2:00 p.m. PDT Sunday approaching low 1004 mb located over Bowie.

Marine Weather Statement

Issued 9:25 PM PDT 24 September 2016 A ridge of high pressure will remain quasi-stationary over Vancouver
Island. Meanwhile, a low pressure system will move through the North
Coast tonight. Another low will reach Bowie Sunday afternoon and
should follow a similar trajectory through the North Coast Sunday
night.

Ahead of the first low, gale to storm force southeasterlies are
occurring over most central and northern waters. Winds will shift to
strong to gale force southwest tonight as the low centre reaches the
Southern Alaska Panhandle. After a brief lull Sunday morning, gale
force south and southeast winds will redevelop again Sunday afternoon
over most central and northern waters as the next low approaches.
Winds will remain light to moderate over the far south thanks to the
ridge overhead.

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