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Marine Forecast

Issued 07:00 AM MDT 21 October 2019

Today Tonight and Tuesday.

Wind east 15 knots diminishing to light early this evening. Wind light Tuesday.

Periods of snow ending near midnight. Periods of snow Tuesday evening.

Freezing spray warning in effect.

Over open water freezing spray ending this morning. Freezing spray late this afternoon.

Temperatures near minus 7.

Waves

Issued 07:00 AM MDT 21 October 2019
Today Tonight and Tuesday. Over open water seas 1 to 2 metres subsiding to 1 or less near midnight.

Extended Forecast

Issued 07:00 AM MDT 21 October 2019
Wednesday Wind light becoming north 15 knots in the afternoon then diminishing to light late in the day.
Thursday Wind light becoming northeast 15 knots.
Friday Wind light.

Ice Forecast

Issued 10:00 AM EDT 21 October 2019 Today Tonight and Tuesday 1 tenth new ice except 5 tenths multi-year ice in the northwestern section. 

[ 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 21 October 2019 Today Tonight and Tuesday

Ice Edge

Ice edge is outside the forecast region.

Ice Coverage

1 tenth new ice except 5 tenths multi-year ice in the northwestern
section.

Warnings

Warnings (In effect)

Freezing spray warning in effect

Banks

Issued 07:00 AM MDT 21 October 2019

Moderate or severe freezing spray is occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 6:30 AM MDT 21 October 2019 Today Tonight and Tuesday At 1200 UTC Monday quasi-stationary trough located over Arctic
Coast of Alaska.

At 1200 UTC Monday ridge located from 67N 124W to 78N 120W.
By 0000 UTC Wednesday ridge located from 77N 152W to 84N 120W.

Mackenzie - Mackenzie River Area

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Marine Weather for Canada

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