Marine Forecast

Issued 10:30 AM PDT 10 October 2015

Today Tonight and Sunday

Storm warning in effect.

Wind westerly 15 to 25 knots except northwest 30 to 40 over southern sections. Wind becoming southwest 15 to 25 early this evening then increasing to southeast 40 late overnight. Wind increasing to southeast 55 early Sunday morning then diminishing to southwest 30 to 40 near noon Sunday except southwest 45 to 55 over northern sections.

Showers changing to rain at times heavy late overnight and ending Sunday afternoon.


Issued 04:00 AM PDT 10 October 2015
Today Tonight and Sunday Seas 4 to 6 metres subsiding to 4 overnight then building to 7 Sunday morning. Seas building to 7 to 10 Sunday afternoon.

Extended Forecast

Issued 04:00 AM PDT 10 October 2015
Monday Wind southwest 35 to 45 knots diminishing to southwest 25 to 35 in the afternoon.
Tuesday Wind southwest 20 to 30 knots.
Wednesday Wind southeast 25 to 35 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 Tuktoyaktuk Bathurst Inlet Gateshead Island
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Ice Conditions

There is no ice forecast issued for this area.


Warnings (In effect)

Storm warning in effect


Issued 10:30 AM PDT 10 October 2015

'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 10:30 AM PDT 10 October 2015 Today Tonight and Sunday At 10:30 a.m. PDT today low 986 mb located over southern Hecate
By 5:00 p.m. PDT today departing low 988 mb located 60 miles east
of Prince Rupert.

At 10:30 a.m. PDT today cold front located on a line north-south
over northern Vancouver Island.
By 2:00 p.m. PDT today departing cold front located over the
Lower Mainland.

At 5:00 p.m. PDT today building ridge located over the offshore
By 5:00 a.m. PDT Sunday departing ridge located over the Coast

At 8:00 a.m. PDT Sunday intensifying frontal system located over
western Bowie.
By 8:00 p.m. PDT Sunday weakening frontal system located on a line
north-south over eastern Queen Charlotte Sound.

Marine Weather Statement

Issued 10:24 AM PDT 10 October 2015 Stormy conditions will continue through Monday as a series of lows
and frontal systems affect the BC coast with some relief expected by

The next low pressure centre in the series will move northeastward
through Hecate Strait this afternoon. The low will bring gale force
southerlies followed by gale force northwesterlies over the central
part of the coast. A cold front will move through the South Coast
early this afternoon bringing strong to gale force south or southeast
winds followed by strong to gale force westerlies. Winds will then
ease over all areas tonight as a ridge of high pressure reaches the

Another intense storm will move in on Sunday, bringing widespread
storm force southeasterlies and high seas over central and northern

Mackenzie - Mackenzie River Area

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