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Forecast

Marine Forecast

Issued 07:00 PM MDT 21 August 2017

Tonight and Tuesday.

Wind light tonight and Tuesday.

Waves

Issued 07:00 PM MDT 21 August 2017
Tonight and Tuesday. Seas 1 metre or less.

Extended Forecast

Issued 07:00 PM MDT 21 August 2017
Wednesday Wind light.
Thursday Wind light increasing to southeast 20 knots late in the day.
Friday Wind light becoming northeast 15 knots late in the day.

Ice Forecast

Issued 10:00 AM EDT 21 August 2017 Today Tonight and Tuesday Ice free. 

[ Canadian Ice Service ]

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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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land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 21 August 2017 Today Tonight and Tuesday

Ice Edge

First ice edge estimated from 7025N 14100W to 7130N 12750W to Banks
Island near 7200N 12555W. Sea ice north of the ice edge.

Second ice edge estimated from Banks Island near 7125N 12110W to
7105N 12040W to Victoria Island near 7140N 11900W. Sea ice north of
the ice edge.

Third ice edge estimated from Victoria Island near 6900N 10150W to
6835N 10020W to King William Island near 6855N 9920W. Sea ice north
of the ice edge.

Fourth ice edge estimated from King William Island near 6900N 9550W
to Boothia Peninsula near 6935N 9450W. Sea ice northwest of the ice
edge.

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM MDT 21 August 2017 Tonight and Tuesday At 0000 UTC Tuesday trough located from 66N 120W to 74N 110W.
By 1200 UTC Tuesday weakening trough from 1008 mb low located from
70N 102W to 79N 83W.

At 0000 UTC Tuesday ridge from 1021 mb high located over 76N 129W
extending southeastward.
By 0000 UTC Wednesday ridge from 1018 mb high located over 76N
108W extending southeastward.

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