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Marine Forecast

Issued 07:00 AM MDT 15 August 2026

Today Tonight and Sunday.

Wind light increasing to south 10 to 15 knots early Sunday morning and to south 15 to 20 near noon Sunday. Wind diminishing to light Sunday evening.

Fog banks.

Temperatures plus 2 rising to plus 6 Sunday evening.

Waves

Issued 07:00 AM MDT 15 August 2026
Today Tonight and Sunday. Over open water seas 1 metre or less.

Extended Forecast

Issued 07:00 AM MDT 15 August 2026
Monday Wind light increasing to southeast 15 to 20 knots late in the day.
Tuesday Wind southeast 15 to 20 knots veering to south 15.
Wednesday Wind north 20 knots.

Ice Forecast

Issued 10:00 AM EDT 15 August 2026 Today Tonight and Sunday 2 tenths old ice except 5 tenths old ice in the western 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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buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 15 August 2026 Today Tonight and Sunday

Ice Edge

First ice edge estimated from Brodeur Peninsula near 7154N 9004W to
7115N 9200W to Nunavut near 7037N 9210W. Sea ice southeast of the
ice edge.

Second ice edge estimated from Nunavut near 6857N 11659W to 7030N
11900W to Victoria Island near 7136N 11854W. Sea ice west of the ice
edge.

Third ice edge estimated from Victoria Island near 6901N 10147W to
6930N 10000W to 7030N 9900W to Prince of Wales Island near 7214N
10128W. Sea ice west of the ice edge.

Fourth ice edge estimated from Prince of Wales Island near 7244N
9630W to Somerset Island near 7320N 9538W. Sea ice northwest of the
ice edge.

Ice Coverage

2 tenths old ice except 5 tenths old ice in the western 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 ridge from 1023 mb high located
from 73N 132W to 82N 74W.

By 0000 UTC Monday approaching low 995 mb located at 80N 126W.

Mackenzie - Mackenzie River Area

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Marine Weather for Canada

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