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Hecate Strait - northern half

Forecast

Marine Forecast

Issued 04:00 AM PST 24 November 2020

Today Tonight and Wednesday.

Gale warning in effect.

Wind southwest 20 to 30 knots becoming southwest 20 early this afternoon then diminishing to variable 5 to 15 early this evening. Wind increasing to northwest 20 to 30 late this evening then diminishing to northwest 10 to 20 overnight. Wind backing to southwest 10 to 20 Wednesday morning then to south 15 to 25 Wednesday afternoon. Wind increasing to south 30 to 40 Wednesday evening.

Showers ending Wednesday morning. Rain Wednesday evening.

Waves

Issued 04:00 AM PST 24 November 2020
Today Tonight and Wednesday. Seas 1 to 2 metres subsiding to 1 early this evening.

Extended Forecast

Issued 04:00 AM PST 24 November 2020
Thursday Wind south 25 to 35 knots diminishing to northwest 10 to 20 in the morning then becoming east 10 to 20 late in the day.
Friday Wind east 15 to 25 knots increasing to westerly 25 to 35.
Saturday Wind southwest 15 to 25 knots increasing to southeast 35 to 45.

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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 Lutselke Airport Norman Wells Airport Paulatuk Airport Pelly Island Tuktoyaktuk Airport Wrigley Airport Yellowknife Airport Liverpool Bay Little Chicago Storm Hills Bathurst Inlet Kugluktuk Airport Hat Island Croker River Cambridge Bay Airport Cape Peel West Gateshead Island Stefansson Island Cape Providence Ulukhaktok Airport Sachs Harbour Airport Thomsen River Prairie River Egg Island Fort Chipewyan Airport Stony Rapids Airport Uranium City
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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 - northern half

Issued 07:04 AM PST 24 November 2020

'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 4:00 AM PST 24 November 2020 Today Tonight and Wednesday At 4:00 a.m. PST today cold front located on a line
northeast-southwest over northern Vancouver Island.
By 10:30 a.m. PST today departing cold front located on a line
northeast-southwest over southern Vancouver Island.

At 4:00 a.m. PST today low 978 mb located over the Gulf of Alaska.
By 10:00 p.m. PST tonight low 1001 mb located over Hecate Strait.

At 10:00 a.m. PST Wednesday approaching frontal system located
west of Bowie.

Marine Weather Statement

Issued 4:05 AM PST 24 November 2020 A trailing cold front will track southwards across Vancouver Island
this morning. Ahead of the front, gale force southeasterlies will
develop over South Coast waters later this morning and shift to
strong to gale force westerly in its wake.

The associated low over the Gulf of Alaska will track southwards
across Haida Gwaii this evening. Storm force westerlies in its
Wake will generate seas 10 to 13 metres over Bowie late this evening
then spread to west coast Haida Gwaii and Dixon Entrance West
overnight. Seas will build to 8 to 10 metres over central waters on
Tuesday morning and to 6 to 8 metres over west coast Vancouver Island
on Tuesday afternoon.

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