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Amundsen

Warnings

Forecast

Marine Forecast

Issued 07:00 PM MDT 07 August 2026

Tonight and Saturday.

Wind southeast 10 to 15 knots becoming light early Saturday morning then increasing to west 20 Saturday evening.

Fog patches forming late overnight.

Waves

Issued 07:00 PM MDT 07 August 2026
Tonight and Saturday. Seas 1 metre or less.

Extended Forecast

Issued 07:00 PM MDT 07 August 2026
Sunday Wind west 20 knots.
Monday Wind west 15 knots diminishing to light late in the day.
Tuesday Wind light.

Ice Forecast

Issued 10:00 AM EDT 7 August 2026 Today Tonight and Saturday Special ice warning in effect. 1 tenth first-year ice including a trace of old ice except 3 tenths first-year ice including a trace of old ice in the southwestern section. Unusual presence of first-year ice in the western and southern sections today and continuing Saturday. 

[ 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 7 August 2026 Today Tonight and Saturday

Ice Edge

Ice edge estimated from Baffin Island near 7105N 8932W to 7112N
9033W to 7245N 9049W to 7319N 8909W to 7352N 8811W then northward.
Sea ice west of the ice edge.

Ice Coverage

Special ice warning in effect.

1 tenth first-year ice including a trace of old ice except 3 tenths
first-year ice including a trace of old ice in the southwestern
section.
Unusual presence of first-year ice in the western and southern
sections today and continuing Saturday.

Warnings

Warnings (In effect)

Special ice warning in effect

Amundsen

Issued 10:00 AM EDT 07 August 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 7 August 2026 Tonight and Saturday At 0000 UTC Saturday weakening trough from 1008 mb low located
off Arctic Coast of Alaska.
By 0000 UTC Sunday trough from 1011 mb low located from 76N 131W
to 72N 147W.

At 0000 UTC Sunday approaching ridge located on a line east-west
over northern Arctic Coast of Alaska.

Mackenzie - Mackenzie River Area

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Marine Weather for Canada

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