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Issued 05:30 PM EDT 10 August 2020

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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 11:00 AM EDT 10 August 2020 Today Tonight and Tuesday

Ice Edge

First ice edge estimated from 6130N 6330W to 6325N 5920W to 6755N
6040W to Ellesmere Island near 6800N 6445W. Sea ice west of the ice

Second ice edge estimated from Somerset Island near 7430N 8815W to
Devon Island near 7355N 9010W. Sea ice west of the ice edge.

Third ice edge estimated from Devon Island near 7500N 7930W to 7530N
7330W then northeastward. Sea ice north of the ice edge.

Ice Coverage

Forecasts available to mariners upon request.


No watches or warnings in effect.


Technical Marine Synopsis

Issued 6:30 PM MDT 10 August 2020 Tonight and Tuesday At 0000 UTC Tuesday weakening low 1000 mb located northwest of
Banks Island.
By 0000 UTC Wednesday low 1003 mb located at 79N 128W.

At 0000 UTC Tuesday building ridge located over Arctic Coast of
Alaska extending eastward.
By 0000 UTC Wednesday ridge located from 70N 146W to 69N 120W.

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