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Mackenzie

Warnings

Forecast

Marine Forecast

Issued 07:00 PM MDT 08 September 2026

Tonight and Wednesday.

Wind light increasing to northwest 15 knots late overnight and to northwest 20 Wednesday morning.

Scattered showers changing to flurries Wednesday evening. Fog patches dissipating Wednesday afternoon.

Waves

Issued 07:00 PM MDT 08 September 2026
Tonight and Wednesday. Over open water seas 1 metre or less.

Extended Forecast

Issued 07:00 PM MDT 08 September 2026
Thursday Wind northwest 20 knots increasing to northwest 25 in the morning then diminishing to light in the afternoon.
Friday Wind southeast 15 to 20 knots veering to southwest 15.
Saturday Wind west 15 to 20 knots.

Ice Forecast

Issued 10:00 AM EDT 8 September 2026 Today Tonight and Wednesday Special ice warning in effect. Bergy water except 1 tenth old ice in the western section. Unusual presence of old 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 8 September 2026 Today Tonight and Wednesday

Ice Edge

First ice edge estimated from Nunavut near 6919N 11936W to 7019N
11947W to Banks Island near 7105N 12252W. Sea ice southwest of the
ice edge.

Second ice edge estimated from Banks Island near 7133N 12030W to
Victoria Island near 7138N 11900W. Sea ice north of the ice edge.

Third ice edge estimated from Victoria Island near 7019N 10141W to
Prince of Wales Island near 7121N 9913W. Sea ice northwest of the
ice edge.

Fourth ice edge estimated from Prince of Wales Island near 7245N
9631W to Somerset Island near 7250N 9540W. Sea ice northwest of the
ice edge.

Ice Coverage

Special ice warning in effect.

Bergy water except 1 tenth old ice in the western section.
Unusual presence of old 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 08 September 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 PM MDT 8 September 2026 Tonight and Wednesday By 0000 UTC Thursday departing ridge from high located from 76N
120W to 77N 155W.

At 0000 UTC Wednesday trough from low located from 67N 137W to
68N 160W.
By 0000 UTC Thursday trough from low located from 67N 112W to
76N 132W.

Mackenzie - Mackenzie River Area

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Marine Weather for Canada

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