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Mackenzie

Warnings

Forecast

Marine Forecast

Issued 07:00 AM MDT 20 October 2026

Today Tonight and Wednesday.

Wind light increasing to northwest 20 knots early this evening and to northwest 30 near midnight. Wind diminishing to northwest 20 Wednesday morning.

Scattered flurries and fog patches changing to snow this evening then to scattered flurries Wednesday morning. Visibility 1 mile or less in fog patches and in snow.

Temperatures near minus 3.

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 15 knots diminishing to light in the morning.
Friday Wind light becoming south 15 knots late in the day.
Saturday Wind south 30 knots diminishing to south 20.

Ice Forecast

Issued 10:00 AM EDT 20 October 2026 Today Tonight and Wednesday Special ice warning in effect. 7 tenths grey ice including a trace of multi-year ice except 9 tenths grey ice including 2 tenths multi-year ice in the northwestern section. Unusual presence of multi-year ice in the extreme southwestern section today and continuing Wednesday. 

[ 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

Special ice warning in effect.

7 tenths grey ice including a trace of multi-year ice except 9
tenths grey ice including 2 tenths multi-year ice in the
northwestern section.
Unusual presence of multi-year ice in the extreme southwestern
section today and continuing Wednesday.

Warnings

Warnings (In effect)

Special ice warning in effect

Mackenzie

Issued 10:00 AM EDT 20 October 2026

Navigators in this marine area should be on the lookout for hazardous ice conditions and take necessary safety precautions. Please refer to the latest ice forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio stations.

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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