Great Slave Lake - basin


Marine Forecast

Issued 05:00 AM MDT 21 August 2017

Today Tonight and Tuesday.

Strong wind warning in effect.

Wind northwest 25 knots diminishing to northwest 15 this morning and to light near midnight. Wind becoming southeast 10 near noon Tuesday then increasing to southeast 15 Tuesday evening.

Chance of showers today and early this evening. Risk of thunderstorms today and early this evening. Fog patches dissipating this morning. Fog patches forming after midnight and dissipating Tuesday morning.

Extended Forecast

Issued 05:00 AM MDT 21 August 2017
Wednesday Wind southeast 15 knots increasing to southeast 20 in the morning.
Thursday Wind south 20 knots diminishing to light.
Friday Wind light increasing to northwest 30 knots late in the day.

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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 Norman Wells Airport Paulatuk Airport Pelly Island Tuktoyaktuk Airport Wrigley Airport Yellowknife Airport Kugluktuk Airport Hat Island Cambridge Bay Airport Cape Peel West Stefansson Island Ulukhaktok Airport Sachs Harbour Airport Thomsen River Egg Island Fort Chipewyan Airport Stony Rapids Airport Liverpool Bay Little Chicago Lutselke Airport Storm Hills Croker River Prairie River Uranium City Cape Providence Tuktoyaktuk Bathurst Inlet Gateshead Island
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Ice Conditions

There is no ice forecast issued for this area.


Warnings (In effect)

Strong wind warning in effect

Great Slave Lake - basin

Issued 06:09 AM MDT 21 August 2017

'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.


There is no Synopsis issued for this area.

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