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Issued 07:00 PM MDT 19 October 2021

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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 19 October 2021 Today Tonight and Wednesday

Ice Edge

Ice edge is outside the forecast region.

Ice Coverage

Open water.


No watches or warnings in effect.


Technical Marine Synopsis

Issued 6:30 PM MDT 19 October 2021 Tonight and Wednesday At 0000 UTC Wednesday weakening trough from 992 mb low located
from 82N 104W to 76N 75W.
By 0000 UTC Thursday low 1006 mb located at 87N 168W.

At 0000 UTC Wednesday ridge located over Coronation Gulf to
By 0000 UTC Thursday ridge from 1035 mb high located over Boothia
Peninsula extending northward.

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