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Lake Manitoba

Warnings

Forecast

Marine Forecast

Issued 04:30 PM CDT 18 August 2026

Tonight and Wednesday.

Strong wind warning in effect.

Wind light becoming southeast 10 knots Wednesday afternoon then increasing to southeast 20 Wednesday evening.

Scattered showers Wednesday evening with a risk of thunderstorms.

Extended Forecast

Issued 04:30 PM CDT 18 August 2026
Thursday Wind southeast 20 knots diminishing to northwest 10 in the afternoon.
Friday Wind light becoming north 15 knots.
Saturday Wind north 10 knots becoming light late in the day.

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Map of Prairies - Manitoba Lakes marine weather areas Lake Winnipeg South Basin - 45140 Berens River Airport 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 Fisher Branch George Island 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 Manitoba

Issued 4:30 PM CDT 18 August 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.

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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Marine Weather for Canada

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