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West Coast Haida Gwaii - northern half

Forecast

Marine Forecast

Issued 09:30 PM PST 24 February 2021

Tonight and Thursday.

Hurricane force wind warning in effect.

Wind west 45 to 55 knots increasing to northwesterly 55 to 65 late overnight then diminishing to northwest 45 to 55 early Thursday morning. Wind diminishing to northwesterly 35 to 45 late Thursday morning.

Showers this evening.

Waves

Issued 04:00 PM PST 24 February 2021
Today Tonight and Thursday. Seas 4 to 6 metres building to 6 to 8 this evening and to 11 to 14 late overnight. Seas subsiding to 7 to 10 near noon Thursday and to 7 to 9 Thursday afternoon.

Extended Forecast

Issued 04:00 PM PST 24 February 2021
Friday Wind west 25 to 35 knots diminishing to northwest 10 to 20 in the afternoon.
Saturday Wind west 15 to 20 knots backing to southwest 15 to 25.
Sunday Wind west 15 to 25 knots increasing to northwest 30 to 40.

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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)

Hurricane force wind warning in effect

West Coast Haida Gwaii - northern half

Issued 9:30 PM PST 24 February 2021

'Hurricane' force winds of 64 knots or above 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 9:30 PM PST 24 February 2021 Tonight and Thursday At 9:30 p.m. PST tonight low 982 mb located over the Gulf of Alaska.
By 4:00 a.m. PST Thursday low 988 mb located over the southern
Alaska panhandle.

At 9:30 p.m. PST tonight departing frontal system located over
the Central Coast.

Marine Weather Statement

Issued 9:24 PM PST 24 February 2021 A deep area of low pressure over the Gulf of Alaska will reach the
Southern Alaskan Panhandle by early Thursday morning, then move
inland. A frontal system associated with this strong low, is crossing
the Central Coast this evening.

Gale to storm force southeasterly winds will continue ahead of this
strong system and rapidly switch to gale to storm force westerlies in
its wake.

Once the strong and persistent west to northwesterly flow is
established, significant wave heights of 10 to 14 metres are expected
to develop over northern offshore waters tonight, then spread towards
Haida Gwaii by Thursday morning. Waves will ease somewhat through the
day on Thursday.

Mackenzie - Mackenzie River Area

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Go prepared with Highway 93 forecasts. Highway regions are available in the Alberta text forecast bulletin between Lake Louise and Jasper. (Photo by: Natalie Anderson)

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