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Marine Forecast

Issued 05:30 AM EDT 21 August 2019

Today Tonight and Thursday.

Wind light becoming northeast 10 to 15 knots early this evening then becoming light near midnight. Wind increasing to northeast 15 overnight then backing to north 20 Thursday morning. Wind backing to westerly 25 Thursday afternoon.

Showers ending this evening. Periods of rain beginning Thursday morning. Fog patches.


Issued 05:30 AM EDT 21 August 2019
Today Tonight and Thursday. Outside the ice edge seas 1 metre or less.

Extended Forecast

Issued 05:30 AM EDT 21 August 2019
Friday Wind northwest 20 knots increasing to northwest 25 in the morning.
Saturday Wind west 15 knots backing to south 20.
Sunday Wind west 20 knots diminishing to light.

Ice Forecast

Issued 10:00 AM EDT 20 August 2019 Today Tonight and Wednesday Forecasts available to mariners upon request. 

[ Canadian Ice Service ]

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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 20 August 2019 Today Tonight and Wednesday

Ice Edge

Ice edge estimated from 7335N 14000W to 7235N 13740W to 7125N 13835W
to 7020N 13645W to Northwest Territories near 7025N 12810W. Sea ice
north of the ice edge.

Ice Coverage

Forecasts available to mariners upon request.


No watches or warnings in effect.


Technical Marine Synopsis

Issued 6:30 PM MDT 20 August 2019 Tonight and Wednesday At 0000 UTC Wednesday high 1028 mb located at 70N 100W.
By 0000 UTC Thursday weakening high 1020 mb located at 73N 76W.

At 1800 UTC Tuesday quasi-stationary trough located on a line
northwest-southeast over Davis Strait.

Mackenzie - Mackenzie River Area

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