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Marine Forecast

Issued 07:00 AM MDT 20 October 2026

Today Tonight and Wednesday.

Wind light increasing to southeast 15 knots early this afternoon and to southeast 25 late this evening. Wind diminishing to southwest 15 Wednesday morning then increasing to southwest 25 Wednesday afternoon. Wind veering to west 30 Wednesday evening.

Scattered flurries beginning this morning.

Temperatures minus 1 rising to plus 3 Wednesday morning.

Waves

Issued 07:00 AM MDT 20 October 2026
Today Tonight and Wednesday. Seas 1 metre or less building to 1 to 2 after midnight.

Extended Forecast

Issued 07:00 AM MDT 20 October 2026
Thursday Wind west 20 knots increasing to northwest 30 in the morning.
Friday Wind northwest 25 knots.
Saturday Wind west 20 knots diminishing to light.

Ice Forecast

Issued 10:00 AM EDT 20 October 2026 Today Tonight and Wednesday Bergy water except 2 tenths new ice along parts of the coasts. Consolidated grey ice in a few sheltered bays. 

[ 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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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

Bergy water except 2 tenths new ice along parts of the coasts.
Consolidated grey ice in a few sheltered bays.

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 dissipating low 1005 mb located at 67N 100W.

At 1200 UTC Tuesday ridge located from 74N 89W to 67N 67W.
By 0000 UTC Thursday ridge located from 73N 62W to 67N 78W.

By 0000 UTC Thursday approaching trough from 984 mb low located
from 68N 116W to 80N 133W.

Mackenzie - Mackenzie River Area

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Marine Weather for Canada

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