Issued 05:30 AM EDT 01 August 2015

Forecasts have not yet started for the season.

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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

Ice Forecasts

Issued 11:00 AM EDT 31 July 2015 Today Tonight and Saturday

Ice Edge

First ice edge estimated from 6200N 6510W to 6215N 6230W to 6300N
6000W to 6425N 5750W then northeastward. Sea ice north of the ice

Second ice edge estimated from 7420N 7120W to 7420N 7810W to 7630N
7450W then eastward. Sea ice west and south of the ice edge.

Ice Coverage

Ice covered.


No watches or warnings in effect.


Technical Marine Synopsis

Issued 6:30 AM MDT 1 August 2015 Today Tonight and Sunday At 1200 UTC Saturday ridge from 1025 mb high located from 75N 78W
to 67N 106W.
By 0000 UTC Monday departing ridge from 1026 mb high located from
72N 69W to 67N 102W.

At 1200 UTC Saturday deepening low 1001 mb located at 75N 147W.
By 0000 UTC Monday deepening trough from 997 mb low located from
78N 140W to 83N 120W then to 75N 105W.

By 0600 UTC Sunday high 1018 mb located at 69N 138W.

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