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Hecate Strait

Forecast

Marine Forecast

Issued 10:30 AM PDT 20 August 2019

Today Tonight and Wednesday.

Storm warning in effect.

Wind southeast 30 to 40 knots increasing to southeast 40 to 50 this afternoon then diminishing to westerly 25 to 35 this evening. Wind diminishing to westerly 15 to 25 Wednesday morning.

Rain ending late overnight. Visibility as low as 1 mile in rain.

Waves

Issued 04:00 AM PDT 20 August 2019

Hecate Strait - northern half

Today Tonight and Wednesday. Seas 4 to 6 metres building to 5 to 7 this afternoon then subsiding to 3 to 4 late this evening. Seas subsiding to 1 to 2 Wednesday morning.

Hecate Strait - southern half

Today Tonight and Wednesday. Seas 3 to 4 metres building to 4 to 6 early this afternoon then subsiding to 3 to 4 after midnight. Seas subsiding to 1 to 2 Wednesday morning.

Extended Forecast

Issued 04:00 AM PDT 20 August 2019
Thursday Wind light increasing to southeast 25 to 35 knots in the afternoon.
Friday Wind southeast 25 to 35 knots diminishing to southwest 15 to 25.
Saturday Wind southwest 15 knots.

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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 10:30 AM PDT 20 August 2019

'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 10:30 AM PDT 20 August 2019 Today Tonight and Wednesday At 10:30 a.m. PDT today frontal system located on a line
northeast-southwest over southern Bowie.
By 4:00 a.m. PDT Wednesday frontal system located on a line
north-south over northern Vancouver Island.

At 10:30 a.m. PDT today low 993 mb located over southern Bowie.
By 4:00 a.m. PDT Wednesday departing low 993 mb located north of
the North Coast.

At 4:00 a.m. PDT Wednesday building ridge located west of the
offshore waters.
By 5:00 p.m. PDT Wednesday building ridge located over the offshore
waters.

Marine Weather Statement

Issued 10:33 AM PDT 20 August 2019 The centre of a low pressure system over Southern Bowie will
Reach Haida Gwaii this evening then cross the North Coast
Into the BC Interior on Wednesday morning. The associated front
Will swing through the northern, central and offshore waters today
then Progress across the South Coast tonight and Wednesday morning.

Within the vicinity of the low centre, storm to gale force southeast
winds ahead of it will switch to storm to gale force northwest winds
in its wake.

Gale to storm force southeast winds will accompany the associated
front today into this evening. The front will weaken to gale to
strong southeast winds as it moves through the South Coast tonight
and Wednesday morning. Strong northwest winds are expected to follow
the passage the front.

A ridge of high pressure will build Wednesday after the entire
System moves out of the marine regions. Widespread moderate to
Strong northwest winds are expected for all marine regions except
gale force winds along parts of the west coast of Vancouver Island.

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