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Forecast

Marine Forecast

Issued 07:00 AM MDT 16 July 2025

Today Tonight and Thursday.

Wind light becoming northwest 15 knots Thursday afternoon.

Scattered showers this morning. Fog forming this evening and dissipating Thursday afternoon.

Temperatures near zero.

Waves

Issued 07:00 AM MDT 16 July 2025
Today Tonight and Thursday. Outside the ice edge seas 1 metre or less.

Extended Forecast

Issued 07:00 AM MDT 16 July 2025
Friday Wind light.
Saturday Wind north 15 knots.
Sunday Wind north 15 knots diminishing to light.

Ice Forecast

Issued 10:00 AM EDT 16 July 2025 Today Tonight and Thursday Special ice warning in effect. 6 tenths old ice except 9 plus tenths old ice in the western section. Unusual presence of old ice in the southeastern section today and continuing Thursday. 

[ Canadian Ice Service ]

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

Ice Forecasts

Issued 10:00 AM EDT 16 July 2025 Today Tonight and Thursday

Ice Edge

Ice edge is outside the forecast region.

Ice Coverage

Special ice warning in effect.

6 tenths old ice except 9 plus tenths old ice in the western
section.
Unusual presence of old ice in the southeastern section today and
continuing Thursday.

Warnings

Warnings (In effect)

Special ice warning in effect

Banks

Issued 10:00 AM EDT 16 July 2025

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 16 July 2025 Today Tonight and Thursday At 1200 UTC Wednesday ridge located from 73N 167W to 70N 140W.
By 0000 UTC Friday ridge from 1026 mb high located from 76N 167W
to 70N 135W.

At 1200 UTC Wednesday departing low 1016 mb located at 70N 128W.

Mackenzie - Mackenzie River Area

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