West Coast Haida Gwaii

Forecast

Marine Forecast

Issued 09:30 PM PDT 17 October 2017

Tonight and Wednesday.

Storm warning in effect.

Wind southeast 45 to 55 knots diminishing to southwest 20 to 30 late overnight then becoming south 25 to 35 near noon Wednesday. Wind becoming southwest 20 to 30 early Wednesday evening.

Rain changing to a few showers early Wednesday morning.

Waves

Issued 04:00 PM PDT 17 October 2017

West Coast Haida Gwaii - northern half

Today Tonight and Wednesday. Seas 3 metres building to 4 to 6 late this evening and to 5 to 7 late overnight. Seas subsiding to 4 to 6 Wednesday morning.

West Coast Haida Gwaii - southern half

Today Tonight and Wednesday. Seas 3 metres building to 4 to 6 late this evening and to 5 to 7 late overnight. Seas subsiding to 4 to 6 late Wednesday morning then building to 5 to 7 Wednesday evening.

Extended Forecast

Issued 04:00 PM PDT 17 October 2017
Thursday Wind southwest 20 to 30 knots increasing to northwest 30 to 40 in the morning.
Friday Wind west 25 knots diminishing to southwest 15 late in the day.
Saturday Wind southeast 35 to 45 knots diminishing to southwest 30 late in the day.

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Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Storm warning in effect

West Coast Haida Gwaii

Issued 9:30 PM PDT 17 October 2017

'Storm' force winds of 48 to 63 knots are occurring or expected to occur in this marine area. 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 17 October 2017 Tonight and Wednesday At 9:30 p.m. PDT tonight frontal system located over western Bowie.
By 7:00 a.m. PDT Wednesday departing frontal system located on a
line northwest-southeast over Hecate Strait.

At 5:00 a.m. PDT Wednesday cold front located on a line
northeast-southwest over northern Vancouver Island.
By 3:00 p.m. PDT Wednesday departing cold front located on a line
northeast-southwest over southern Vancouver Island.

Marine Weather Statement

Issued 9:25 PM PDT 17 October 2017 A frontal system is moving through the northern and central waters
this evening. This system will cross the north and central
Coasts on Wednesday morning. Winds are rising quickly to storm force
southeasterlies ahead of frontal system. Winds will veer to
Southwest gales in its wake.

Gale force southeasterlies will also develop over the
South Coast overnight into Wednesday morning as the system
approaches. As the system moves inland late Wednesday, winds will
become strong south or southwesterlies in its wake.

Seas will build to near 6 metres over the northern and central waters
tonight, and to near 9 metres over the offshore waters Wednesday
evening.

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