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Marine Forecast

Issued 07:00 AM MDT 20 October 2026

Today Tonight and Wednesday.

Wind south 20 knots backing to east 15 early this evening then to north 15 Wednesday morning. Wind increasing to northwest 25 Wednesday afternoon.

Scattered flurries changing to snow Wednesday morning then to scattered flurries Wednesday afternoon. Visibility 1 mile or less in snow.

Temperatures near minus 2.

Waves

Issued 07:00 AM MDT 20 October 2026
Today Tonight and Wednesday. Outside the ice edge seas 1 metre or less.

Extended Forecast

Issued 07:00 AM MDT 20 October 2026
Thursday Wind northwest 25 knots diminishing to northwest 15 in the morning then backing to southwest 15 late in the day.
Friday Wind southwest 20 knots.
Saturday Wind light increasing to south 25 knots.

Ice Forecast

Issued 10:00 AM EDT 20 October 2026 Today Tonight and Wednesday 1 tenth grey ice including a trace of multi-year ice except 8 tenths grey-white ice including 3 tenths multi-year ice in the extreme northwestern 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 20 October 2026 Today Tonight and Wednesday

Ice Edge

Ice edge is outside the forecast region.

Ice Coverage

1 tenth grey ice including a trace of multi-year ice except 8 tenths
grey-white ice including 3 tenths multi-year ice in the extreme
northwestern section.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 AM MDT 20 October 2026 Today Tonight and Wednesday At 1200 UTC Tuesday trough located from 70N 151W to 83N 153W.
By 0000 UTC Thursday trough from 984 mb low located from 68N 116W
to 80N 133W.

By 0000 UTC Thursday approaching ridge from high located from 67N
154W to 79N 145W.

Mackenzie - Mackenzie River Area

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Marine Weather for Canada

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