Hecate Strait

Forecast

Marine Forecast

Issued 10:30 AM PST 18 December 2017

Today Tonight and Tuesday.

Gale warning in effect.

Wind southwest 10 to 15 knots becoming variable 5 to 15 this evening then becoming northeast 10 to 15 late overnight. Wind increasing to north 15 to 25 early Tuesday morning and to north 25 to 35 late Tuesday morning.

A few showers ending late overnight.

Waves

Issued 04:00 AM PST 18 December 2017

Hecate Strait - northern half

Today Tonight and Tuesday. Seas 1 metre or less building to 1 to 2 Tuesday afternoon and to 2 to 3 Tuesday evening.

Hecate Strait - southern half

Today Tonight and Tuesday. Seas 1 to 2 metres building to 2 to 3 near noon Tuesday.

Extended Forecast

Issued 04:00 AM PST 18 December 2017
Wednesday Wind north 25 to 35 knots.
Thursday Wind north 15 to 25 knots.
Friday Wind northeast 15 to 25 knots.

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Weather Conditions

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Map of Mackenzie - Mackenzie River marine weather areas Great Slave Lake - 45141 Great Slave Lake North Arm - 45150 Herschel Island Komakuk Beach Shingle Point Airport Aklavik Airport Cape Parry Airport Fort Good Hope Airport Tulita Airport Fort Providence Fort Reliance Fort Resolution Airport Fort Simpson Airport Hay River/Merlyn Carter Airport Inner Whaleback Rocks Inuvik Airport Keats Point Norman Wells Airport Paulatuk Airport Pelly Island Tuktoyaktuk Airport Wrigley Airport Yellowknife Airport Kugluktuk Airport Hat Island Cambridge Bay Airport Cape Peel West Stefansson Island Ulukhaktok Airport Sachs Harbour Airport Thomsen River Egg Island Fort Chipewyan Airport Stony Rapids Airport Liverpool Bay Little Chicago Lutselke Airport Storm Hills Croker River Prairie River Uranium City Cape Providence Bathurst Inlet Gateshead Island
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Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Gale warning in effect

Hecate Strait

Issued 10:30 AM PST 18 December 2017

'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 10:30 AM PST 18 December 2017 Today Tonight and Tuesday At 4:00 p.m. PST today deepening low 1015 mb located at 43N 135W.
By 4:00 p.m. PST Tuesday low 1000 mb located over northern
Washington State.

At 10:30 a.m. PST today weakening low 1008 mb located north
of Bowie.
By 4:00 p.m. PST today weakening low 1014 mb located over northern
Bowie.

Marine Weather Statement

Issued 10:15 AM PST 18 December 2017 A low pressure centre will form southwest of the Explorer region
This afternoon and then move northeastward and deepen over Northern
Washington state Tuesday afternoon. Strong easterly winds will
develop ahead of the low tonight and shift to strong to local
Gale force westerlies in its wake.

A trough of low pressure extending northwards from the low will
strengthen during the day on Tuesday with gale force northerly
Winds developing over most offshore and outer coastal waters as well
as mainland inlets.

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