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Lake Winnipeg - south basin

Forecast

Marine Forecast

Issued 04:30 PM CDT 11 May 2026

Tonight and Tuesday.

Strong wind warning in effect.

Wind southeast 15 knots increasing to southeast 20 late this evening then diminishing to east 10 after midnight. Wind increasing to north 15 early Tuesday morning.

Showers this evening and Tuesday morning.

Extended Forecast

Issued 04:30 PM CDT 11 May 2026
Wednesday Wind north 15 knots diminishing to light in the morning then increasing to southeast 15 to 20 late in the day.
Thursday Wind southeast 15 to 20 knots increasing to southeast 25 to 30.
Friday Wind southwest 20 knots diminishing to northwest 10.

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Map of Prairies - Manitoba Lakes marine weather areas Lake Winnipeg South Basin - 45140 Fisher Branch Lake Of the Woods - 45148 Lake Winnipeg Narrows - 45145 Lake Winnipeg North - 45144 Grand Rapids Royal Island Kenora Airport Norway House Airport Swan River Oak Point Marine McCreary Dauphin Airport Victoria Beach Carberry Gimli Gimli Harbour George Island Berens River Airport Winnipeg Richardson Int'l Airport Sprague Wasagaming Portage Southport 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

Lake Winnipeg - south basin

Issued 4:30 PM CDT 11 May 2026

'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. However, on occasion Marine Weather Statements will be posted here.

Prairies - Manitoba Lakes Area

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