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Marine Forecast

Issued 05:30 PM EDT 15 August 2026

Tonight and Sunday.

Wind north 15 knots increasing to north 15 to 20 after midnight then backing to northwest 15 Sunday evening.

Waves

Issued 05:30 PM EDT 15 August 2026
Tonight and Sunday. Seas 1 metre.

Extended Forecast

Issued 05:30 PM EDT 15 August 2026
Monday Wind northwest 15 knots diminishing to light in the morning then becoming southwest 10 to 15 in the afternoon.
Tuesday Wind southwest 10 to 15 knots backing to south 20 late in the day.
Wednesday Wind south 20 knots diminishing to light late in the day.

Ice Forecast

Issued 10:00 AM EDT 15 August 2026 Today Tonight and Sunday Bergy water except 1 tenth first-year ice including a trace of old ice in the extreme western section. 

[ Canadian Ice Service ]

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

Ice Forecasts

Issued 10:00 AM EDT 15 August 2026 Today Tonight and Sunday

Ice Edge

First ice edge estimated from Brodeur Peninsula near 7154N 9004W to
7115N 9200W to Nunavut near 7037N 9210W. Sea ice southeast of the
ice edge.

Second ice edge estimated from Nunavut near 6857N 11659W to 7030N
11900W to Victoria Island near 7136N 11854W. Sea ice west of the ice
edge.

Third ice edge estimated from Victoria Island near 6901N 10147W to
6930N 10000W to 7030N 9900W to Prince of Wales Island near 7214N
10128W. Sea ice west of the ice edge.

Fourth ice edge estimated from Prince of Wales Island near 7244N
9630W to Somerset Island near 7320N 9538W. Sea ice northwest of the
ice edge.

Ice Coverage

Bergy water except 1 tenth first-year ice including a trace of old
ice in the extreme western section.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM MDT 15 August 2026 Tonight and Sunday At 0000 UTC Sunday ridge from 1021 mb high located from 73N 115W
to 80N 78W.
By 0000 UTC Monday ridge from 1014 mb high located from 71N 104W
to 80N 75W.

Mackenzie - Mackenzie River Area

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Marine Weather for Canada

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