Hecate Strait

Forecast

Marine Forecast

Issued 04:00 PM PST 12 December 2018

Tonight and Thursday.

Storm warning in effect.

Wind southwest 35 to 45 knots becoming southwest 40 to 50 this evening then becoming southwest 35 to 45 late overnight. Wind diminishing to westerly 15 to 25 Thursday morning and to light Thursday afternoon. Wind increasing to north 30 to 40 Thursday evening.

Rain with a risk of thunderstorms changing to showers early Thursday morning.

Waves

Issued 04:00 PM PST 12 December 2018

Hecate Strait - northern half

Today Tonight and Thursday. Seas 2 to 3 metres building to 3 to 4 near midnight then subsiding to 2 to 3 early Thursday morning.

Hecate Strait - southern half

Today Tonight and Thursday. Seas 3 to 5 metres building to 4 to 6 near midnight then subsiding to 3 to 4 early Thursday afternoon.

Extended Forecast

Issued 04:00 PM PST 12 December 2018
Friday Wind northeast 30 knots increasing to southeast 50 in the morning then diminishing to northwest 30 in the afternoon.
Saturday Wind southeast 30 knots increasing to southeast 60 to 75 late in the day.
Sunday Wind southeast 60 to 75 knots diminishing to south 30 to 40.

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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 5:47 PM PST 12 December 2018

'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 PM PST 12 December 2018 Tonight and Thursday At 4:00 p.m. PST today frontal system located on a line
northeast-southwest over Queen Charlotte Sound.
By 4:00 a.m. PST Thursday dissipating frontal system located on
a line northeast-southwest over the Lower Mainland.

At 4:00 p.m. PST today low 970 mb located northwest of Bowie.
By 4:00 a.m. PST Thursday low 976 mb located near the Alaska
panhandle.

At 4:00 p.m. PST Thursday approaching low 987 mb located southwest
of Explorer.

Marine Weather Statement

Issued 3:55 PM PST 12 December 2018 A frontal system over the Queen Charlotte Sound will move southward
to the Vancouver Island this evening then to the Lower Mainland
overnight. The system will dissipate Thursday morning. The Parent
Low of this front over northwest of Bowie will track northeastward
To the Alaska Panhandle by Thursday morning. Another low will
approach the southern waters Thursday night.

Strong to gale force southeasterly winds will prevail over inner
South Coast waters tonight as the front advances southward. Gale to
storm force westerly winds will continue over central and northern
waters tonight in wake of the front and at the south of the Parent
low. Gale to storm force westerlies will persist over northern
Waters on Thursday but the winds over central waters will become
moderate to strong westerlies as the low continues to move
northeastward. As the second low approaches later on Thursday, gale
force southerly winds will develop over most southern waters and
Gale force easterly or northeasterly winds will develop over most
central waters Thursday night.

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