Banks

Forecast

Marine Forecast

Issued 07:00 PM MDT 20 August 2017

Tonight and Monday.

Wind north 20 knots diminishing to north 15 late this evening and to light near noon Monday.

Chance of drizzle tonight and Monday. Fog becoming mist Monday afternoon. Visibility 1 mile or less in fog and as low as 1 mile in mist.

Waves

Issued 07:00 PM MDT 20 August 2017
Tonight and Monday. Outside the ice edge seas 1 to 2 metres subsiding to 1 late this evening.

Extended Forecast

Issued 07:00 PM MDT 20 August 2017
Tuesday Wind light becoming east 15 knots in the morning.
Wednesday Wind light becoming southeast 15 knots late in the day.
Thursday Wind light becoming north 15 knots late in the day.

Ice Forecast

Issued 10:00 AM EDT 20 August 2017 Today Tonight and Monday Open water except 7 tenths of old ice in the extreme northwestern section. 

[ Canadian Ice Service ]

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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 10:00 AM EDT 20 August 2017 Today Tonight and Monday

Ice Edge

First ice edge estimated from 7025N 14100W to 7130N 12750W to Banks
Island near 7155N 12555W. Sea ice north of the ice edge.

Second ice edge estimated from Banks Island near 7125N 12100W to
7115N 11955W to Victoria Island near 7150N 11905W. 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

Open water except 7 tenths of old ice in the extreme northwestern
section.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM MDT 20 August 2017 Tonight and Monday At 0000 UTC Monday trough from 993 mb low located from 67N 120W
to 78N 120W.
By 0000 UTC Tuesday dissipating trough from 1010 mb low located
from 67N 115W to 75N 110W.

At 0000 UTC Monday high 1016 mb located at 74N 142W.
By 0000 UTC Tuesday high 1022 mb located at 75N 132W.

At 0000 UTC Monday trough from low located from 88N 118W to
77N 167W.
By 0600 UTC Monday departing trough located from 88N 49W to
80N 168W.

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