Melville

Forecast

Issued 05:30 PM EDT 22 August 2017

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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 22 August 2017 Today Tonight and Wednesday

Ice Edge

First ice edge estimated from Baffin Island near 6225N 6430W to
6210N 6200W to 6545N 5740W to 6700N 5720W to 6840N 5845W to 7115N
6615W to Baffin Island near 7120N 7115W. Sea ice west of the ice
edge.

Second ice edge estimated from Baffin Island near 7245N 7735W to
Bylot Island near 7255N 7740W. Sea ice west of the ice edge.

Third ice edge estimated from Bylot Island near 7315N 7635W to 7345N
7550W to 7410N 8010W to Devon Island near 7435N 8040W. Sea ice
southwest of the ice edge.

Fourth ice edge estimated from Devon Island near 7440N 8010W to
7430N 7610W to 7540N 7640W to 7615N 7430W and then northeastward.
Sea ice northwest of the ice edge.

Ice Coverage

Forecasts available to mariners upon request.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 AM MDT 22 August 2017 Today Tonight and Wednesday At 1200 UTC Tuesday deepening trough located from 66N 130W to
75N 67W.
By 0000 UTC Thursday weakening trough from 1008 mb low located
from 65N 124W to 69N 73W.

At 1200 UTC Tuesday ridge from 1021 mb high located over 63N 99W
extending northward.
By 0000 UTC Thursday ridge from 1020 mb high located over 56N 96W
extending northward.

At 1200 UTC Tuesday dissipating high 1021 mb located at 77N 120W.

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