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Great Slave Lake - north arm

Forecast

Marine Forecast

Issued 05:00 AM MST 27 November 2021

Today Tonight and Sunday.

Strong wind warning in effect.

Wind northwest 25 knots backing to west 15 to 20 early this morning then diminishing to west 10 late this morning. Wind becoming southeast 10 late this afternoon then increasing to southeast 20 after midnight. Wind diminishing to southeast 15 Sunday morning then increasing to northwest 25 Sunday afternoon.

Flurries ending near noon. Snow Sunday. Visibility 1 mile or less in precipitation.

Freezing spray warning in effect.

Over open water freezing spray ending near noon.

Temperatures minus 16 rising to minus 3 Sunday afternoon then falling to minus 8 Sunday evening.

Extended Forecast

Issued 05:00 AM MST 27 November 2021
Monday Wind northwest 25 knots diminishing to northwest 15 late in the day.
Tuesday Wind light increasing to east 25 knots late in the day.
Wednesday Wind east 25 knots diminishing to east 15.

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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

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Strong wind warning in effect

Great Slave Lake - north arm

Issued 05:00 AM MST 27 November 2021

'Strong' winds of 20 to 33 knots are 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.

Freezing spray warning in effect

Great Slave Lake - north arm

Issued 05:00 AM MST 27 November 2021

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

There is no Synopsis issued for this area.

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