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Great Slave Lake - basin

Warnings

Forecast

Marine Forecast

Issued 05:00 AM MDT 09 July 2025

Today Tonight and Thursday.

Strong wind warning in effect.

Wind south 10 knots increasing to southwest 30 this morning then diminishing to northwest 20 this afternoon. Wind increasing to northwest 30 late overnight then diminishing to northwest 20 Thursday morning. Wind diminishing to northwest 15 near noon Thursday then backing to southwest 15 Thursday evening.

Showers ending overnight. Risk of thunderstorms this morning.

Extended Forecast

Issued 05:00 AM MDT 09 July 2025
Friday Wind south 20 knots veering to southwest 25 in the morning.
Saturday Wind light becoming north 15 knots.
Sunday Wind northwest 15 knots diminishing to light.

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

Issued 05:00 AM MDT 09 July 2025

'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.

Synopsis

There is no Synopsis issued for this area.

Mackenzie - Mackenzie River Area

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Marine Weather for Canada

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