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Forecast

Marine Forecast

Issued 05:30 AM EDT 15 August 2026

Today Tonight and Sunday.

Wind light becoming southwest 15 knots Sunday evening.

Fog patches dissipating this afternoon. Fog patches reforming Sunday morning.

Temperatures near zero.

Waves

Issued 05:30 AM EDT 15 August 2026
Today Tonight and Sunday. Outside the ice edge seas 1 metre or less.

Extended Forecast

Issued 05:30 AM EDT 15 August 2026
Monday Wind southwest 15 knots increasing to southwest 20 in the morning then diminishing to light in the afternoon.
Tuesday Wind light becoming east 15 knots late in the day.
Wednesday Wind east 20 knots diminishing to light late in the day.

Ice Forecast

Issued 11:00 AM EDT 15 August 2026 Today Tonight and Sunday 7 tenths first-year ice including 2 tenths old ice except 9 plus tenths first-year ice including 4 tenths old ice in the southwestern section. 

[ 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 11:00 AM EDT 15 August 2026 Today Tonight and Sunday

Ice Edge

First ice edge estimated from Baffin Island near 6306N 6444W to
6244N 6201W to 6514N 5849W to 6610N 5954W to Baffin Island near
6636N 6116W. Sea ice west of the ice edge.

Second ice edge estimated from Somerset Island near 7357N 9035W to
Devon Island near 7432N 8952W. Sea ice west of the ice edge.

Third ice edge estimated from Devon Island near 7454N 7922W to 7554N
7525W to 7625N 7442W then northeastward. Sea ice northwest of the
ice edge.

Ice Coverage

7 tenths first-year ice including 2 tenths old ice except 9 plus
tenths first-year ice including 4 tenths old ice in the southwestern
section.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 AM MDT 15 August 2026 Today Tonight and Sunday At 1200 UTC Saturday departing trough from 1009 mb low located
from 67N 100W to 71N 120W.

At 0000 UTC Monday approaching ridge from 1019 mb high located
from 65N 118W to 76N 93W.

At 1200 UTC Saturday dissipating trough located on a line
north-south over eastern Baffin Bay.

Mackenzie - Mackenzie River Area

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Marine Weather for Canada

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