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Marine Forecast

Issued 09:34 AM MDT 22 September 2023

Today Tonight and Saturday.

Wind light increasing to east 20 knots early this evening then diminishing to light Saturday morning. Wind increasing to southwest 30 near noon Saturday then diminishing to northwest 20 Saturday evening.

Periods of drizzle and fog patches ending near noon. Rain overnight and Saturday morning.


Issued 07:00 AM MDT 22 September 2023
Today Tonight and Saturday. Seas 1 metre or less building to 2 to 3 this evening then subsiding to 1 or less Saturday morning. Seas building to 2 to 3 Saturday afternoon.

Extended Forecast

Issued 07:00 AM MDT 22 September 2023
Sunday Wind northwest 15 knots diminishing to light in the morning then increasing to east 20 late in the day.
Monday Wind east 20 knots backing to north 15 late in the day.
Tuesday Wind north 15 knots diminishing to light.

Ice Forecast

Issued 10:00 AM EDT 22 September 2023 Today Tonight and Saturday Ice free. 

[ Canadian Ice Service ]

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Weather Conditions

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

Ice Forecasts

Issued 10:00 AM EDT 22 September 2023 Today Tonight and Saturday

Ice Edge

First ice edge estimated from 7258N 13920W to 7207N 13509W to 7215N
12914W to Banks Island near 7307N 12451W. Sea ice north of the ice

Second ice edge estimated from Banks Island near 7329N 11518W to
Victoria Island near 7321N 11444W. Sea ice north of the ice edge.

Third ice edge estimated from Victoria Island near 7204N 10456W to
7209N 10313W to Prince of Wales Island near 7230N 10200W. Sea ice
northwest of the ice edge.

Fourth ice edge estimated from Brodeur Peninsula near 7143N 8953W to
7140N 9151W to Nunavut near 6913N 8923W. Sea ice southeast of the
ice edge.

Ice Coverage

Ice free.


No watches or warnings in effect.


Technical Marine Synopsis

Issued 6:30 AM MDT 22 September 2023 Today Tonight and Saturday At 1200 UTC Friday low 995 mb located near Prince Patrick Island.
By 0000 UTC Sunday low 998 mb located at 79N 122W.

At 1200 UTC Friday dissipating low 999 mb located southeast of
Victoria Island.

At 0000 UTC Sunday approaching low 992 mb located over Victoria

Mackenzie - Mackenzie River Area

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