Hecate Strait

Forecast

Marine Forecast

Issued 04:00 AM PST 22 December 2014

Today Tonight and Tuesday

Storm warning in effect.

Wind southwest 15 to 25 knots diminishing to southwest 5 to 15 early this morning then increasing to southeast 25 late this afternoon. Wind increasing to southeast 30 to 40 early this evening and to southeast 40 to 50 late this evening. Wind diminishing to southwest 35 late overnight then backing to south 40 near noon Tuesday.

Rain beginning early this evening. Visibility 1 mile or less in rain.

Waves

Issued 04:00 AM PST 22 December 2014

Hecate Strait - northern half

Today Tonight and Tuesday Seas 1 to 2 metres subsiding to 1 near midnight then building to 5 overnight. Seas subsiding to 3 Tuesday morning then building to 4 Tuesday afternoon.

Hecate Strait - southern half

Today Tonight and Tuesday Seas 2 to 3 metres building to 3 to 4 this evening and to 5 overnight. Seas building to 8 Tuesday evening.

Extended Forecast

Issued 04:00 AM PST 22 December 2014
Wednesday Wind west 15 to 25 knots backing to southwest 10 to 20 late in the day.
Thursday Wind southwest 10 to 20 knots.
Friday Wind northwest 10 knots increasing to northwest 20 to 30 late in the day.

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Weather Conditions

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Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Storm warning in effect

Hecate Strait

Issued 04:00 AM PST 22 December 2014

'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 4:00 AM PST 22 December 2014 Today Tonight and Tuesday At 4:00 a.m. PST today ridge located over Explorer.
By 4:00 p.m. PST today ridge located over BC interior.

At 4:00 p.m. PST today deepening low located off Bowie.
By 4:00 p.m. PST today weakening low located over northern Haida
Gwaii.

Marine Weather Statement

Issued 3:57 AM PST 22 December 2014 A ridge of high pressure along the BC outer coast will shift
Eastward to lie over the interior this afternoon. A low pressure
centre developing offshore this morning will track northeastward to
lie near Northern Haida Gwaii on Tuesday afternoon.

The ridge of high pressure will bring light to moderate northwesterly
winds to most waters this morning while the developing low will
Give gale to storm force winds to the offshore waters this afternoon.
Gale to storm force southeast winds will spread to southwestern
Haida Gwaii and Western Queen Charlotte Sound this evening.

On Tuesday gale to storm force southwesterly winds to the south of
the low centre will spread to most waters from Northern Vancouver
Island northwards. There will also be a very high wave heights
associated with the low that will push significant swell of over 8
metres to Southwestern Haida Gwaii and Queen Charlotte Sound on
Tuesday.

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