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Warnings

Forecast

Marine Forecast

Issued 07:00 AM MDT 12 July 2025

Today Tonight and Sunday.

Wind west 25 knots diminishing to west 15 to 20 after midnight. Wind west 15 to 20 Sunday.

Scattered flurries or scattered showers ending this evening.

Temperatures near plus 1.

Waves

Issued 07:00 AM MDT 12 July 2025
Today Tonight and Sunday. Outside the ice edge seas 1 to 2 metres subsiding to 1 early Sunday morning.

Extended Forecast

Issued 07:00 AM MDT 12 July 2025
Monday Wind west 15 to 20 knots diminishing to west 10 to 15 in the morning then becoming southeast 10 to 15 late in the day.
Tuesday Wind southeast 10 to 15 knots becoming light.
Wednesday Wind east 15 knots.

Ice Forecast

Issued 10:00 AM EDT 12 July 2025 Today Tonight and Sunday Open water except 4 tenths first-year ice in the extreme northwestern section. 

[ Canadian Ice Service ]

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Map of Mackenzie - Mackenzie River marine weather areas Cambridge Bay Airport Inner Whaleback Rocks Hay River/Merlyn Carter Airport Inuvik Airport Fort Simpson Airport Tulita Airport Great Slave Lake North Arm - 45150 Keats Point Łutselk'e Airport Croker River Norman Wells Airport Paulatuk Airport Bathurst Inlet Pelly Island Storm Hills Hat Island Little Chicago Liverpool Bay Yellowknife Airport Wrigley Airport Tuktoyaktuk Airport Komakuk Beach Fort Chipewyan Airport Stony Rapids Airport Uranium City Egg Island Prairie River Thomsen River Sachs Harbour Airport Herschel Island Ulukhaktok Airport Stefansson Island Cape Providence Gateshead Island Shingle Point Airport Aklavik Airport Cape Parry Airport Cape Peel West Fort Good Hope Airport Fort Providence Kugluktuk Airport Great Slave Lake - 45141 Fort Reliance Fort Resolution Airport
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 12 July 2025 Today Tonight and Sunday

Ice Edge

Ice edge is outside the forecast region.

Ice Coverage

Open water except 4 tenths first-year ice in the extreme
northwestern section.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 AM MDT 12 July 2025 Today Tonight and Sunday At 1200 UTC Saturday weakening low 978 mb located at 79N 84W.
By 0000 UTC Monday trough from 983 mb low located from 85N 129W
to 72N 81W.

At 1200 UTC Saturday dissipating low 977 mb located at 73N 98W.

By 0000 UTC Monday approaching high 1018 mb located at 70N 127W.

Mackenzie - Mackenzie River Area

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Marine Weather for Canada

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