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West Coast Haida Gwaii - northern half


Marine Forecast

Issued 04:00 PM PST 05 December 2020

Tonight and Sunday.

Storm warning in effect.

Wind south 25 to 35 knots increasing to southeast 40 to 50 early Sunday morning then diminishing to southwest 35 late Sunday morning. Wind diminishing to south 30 Sunday evening.

Periods of rain this afternoon. Rain Sunday.


Issued 04:00 PM PST 05 December 2020
Today Tonight and Sunday. Seas 5 metres subsiding to 4 this evening then building to 5 to 7 Sunday morning.

Extended Forecast

Issued 04:00 PM PST 05 December 2020
Monday Wind southwest 35 knots diminishing to southwest 25 in the morning.
Tuesday Wind southwest 15 to 25 knots.
Wednesday Wind westerly 10 to 20 knots increasing to southeast 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 (In effect)

Storm warning in effect

West Coast Haida Gwaii - northern half

Issued 4:00 PM PST 05 December 2020

'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.


Technical Marine Synopsis

Issued 4:00 PM PST 5 December 2020 Tonight and Sunday By 4:00 p.m. PST today weakening frontal system located on a line
northwest-southeast over Hecate Strait.

At 9:30 p.m. PST tonight frontal system located west of the
offshore waters.
By 4:00 p.m. PST Sunday frontal system located from the Central
Coast to Explorer.

Marine Weather Statement

Issued 3:58 PM PST 5 December 2020 A front has stalled on a line from Hecate Strait to Vancouver Island
this afternoon and is beginning to weaken. The front will remain
stalled tonight along the central waters where its winds will
Weaken further. Gale to storm force southeast winds associated with
the front over most northern and central marine waters will ease
To strong to gale force southerlies tonight.

The next frontal system will move across the offshore waters Sunday
morning then Progress into the coastal waters later Sunday. Gale to
storm force southeast winds will accompany the approach of the
Front followed by gale force westerlies in its wake.

Mackenzie - Mackenzie River Area

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Need to travel Alberta Highway 93?

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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