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Marine Forecast

Issued 07:00 PM MDT 21 October 2020

Tonight and Thursday.

Wind northwest 20 to 25 knots diminishing to northwest 15 late overnight. Wind northwest 15 Thursday.

Flurries.

Freezing spray warning in effect.

Over open water freezing spray ending Thursday morning.

Low tonight minus 10. High Thursday minus 5.

Waves

Issued 07:00 PM MDT 21 October 2020
Tonight and Thursday. Over open water seas 1 to 2 metres.

Extended Forecast

Issued 07:00 AM MDT 22 October 2020
Saturday Wind north 15 knots diminishing to light late in the day.
Sunday Wind southwest 20 knots veering to northwest 25 late in the day.
Monday Wind northwest 25 knots.

Ice Forecast

Issued 10:00 AM EDT 21 October 2020 Today Tonight and Thursday Open water except 9 tenths second-year ice including 4 tenths multi-year ice in the extreme eastern section. 

[ Canadian Ice Service ]

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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

Ice Forecasts

Issued 10:00 AM EDT 21 October 2020 Today Tonight and Thursday

Ice Edge

Ice edge is outside the forecast region.

Ice Coverage

Open water except 9 tenths second-year ice including 4 tenths
multi-year ice in the extreme eastern section.

Warnings

Warnings (In effect)

Freezing spray warning in effect

Dease

Issued 7:00 PM MDT 21 October 2020

Moderate or severe freezing spray is 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 6:30 PM MDT 21 October 2020 Tonight and Thursday At 0000 UTC Thursday weakening low 999 mb located at 65N 85W.
By 0000 UTC Friday low 1007 mb located at 65N 80W.

At 0000 UTC Thursday low 1004 mb located over Baffin Bay.
By 0000 UTC Friday low 1004 mb located over northern Nares Strait.

By 0000 UTC Friday approaching trough from 1007 mb low located
from 75N 137W to 70N 130W.

Mackenzie - Mackenzie River Area

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Marine Weather for Canada

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