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Forecast

Marine Forecast

Issued 07:00 AM MDT 20 July 2017

Today Tonight and Friday.

Wind southeast 10 to 15 knots becoming light this afternoon then increasing to north 15 near midnight. Wind increasing to north 20 late overnight then backing to northwest 25 near noon Friday.

A few showers beginning near midnight changing to chance of showers Friday afternoon and evening. Fog patches dissipating late overnight.

Waves

Issued 07:00 AM MDT 20 July 2017
Today Tonight and Friday. Outside the ice edge seas 1 metre or less.

Extended Forecast

Issued 07:00 AM MDT 20 July 2017
Saturday Wind northwest 25 knots diminishing to light in the afternoon then increasing to south 20 late in the day.
Sunday Wind northwest 30 knots diminishing to light late in the day.
Monday Wind light.

Ice Forecast

Issued 10:00 AM EDT 20 July 2017 Today Tonight and Friday Open water except 7 tenths of first-year ice including 1 tenth of old ice north of Cape Kellett. 

[ 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 July 2017 Today Tonight and Friday

Ice Edge

Ice edge is outside the forecast region.

Ice Coverage

Open water except 7 tenths of first-year ice including 1 tenth of
old ice north of Cape Kellett.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 AM MDT 20 July 2017 Today Tonight and Friday At 1200 UTC Thursday building high 1012 mb located at 79N 168W.
By 0000 UTC Saturday high 1018 mb located over Arctic Coast
of Alaska.

At 1200 UTC Thursday departing low 1004 mb located at 70N 136W.

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