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Southern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EST 11 November 2025

Today Tonight and Wednesday.

Strong wind warning in effect.

Wind northwest 25 knots backing to west 20 this morning then to southwest 25 this afternoon. Wind veering to west 25 Wednesday morning then to northwest 25 Wednesday afternoon.

Scattered flurries or scattered showers becoming scattered showers near midnight. Visibility 1 mile or less in flurries.

Waves

Issued 03:00 AM EST 11 November 2025
Today Tonight and Wednesday. Waves 2 metres subsiding to 1.5 near noon then building to 2 early this evening. Waves building to 3 Wednesday evening.

Extended Forecast

Issued 03:00 AM EST 11 November 2025
Thursday Wind northwest 25 knots.
Friday Wind northwest 15 knots diminishing to light.
Saturday Wind southeast 15 knots increasing to southeast 20.

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Map of Great Lakes - Lake Huron marine weather areas Cove Island Goderich Oshawa Executive Airport CFB Trenton Western Islands Wiarton Airport Point Petre Lake Simcoe Regional Airport Parry Sound Harbour Toronto City Centre Airport Muskoka Airport Lagoon City Brockville Hamilton Munro Int'l Airport Sarnia Chris Hadfield Airport Tobermory Cobourg Harrow AAFC Long Point Port Weller Burlington Lift Bridge St. Catharines / Niagara District Airport Southeast Shoal Point Pelee Vineland Station Welland-Pelham Erieau Windsor Airport Port Colborne Killarney South Georgian Bay - 45143 Grimsby - 45139 Georgian Bay - 45137 Prince Edward Point - 45135 Port Stanley - 45132 Lake St Clair - 45147 South Lake Huron - 45149 Sault Ste. Marie Airport Lake Simcoe - 45151 Collingwood Greater Sudbury Airport North Bay Airport Kingston Airport Peterborough Municipal Airport Grenadier Island Port Colborne - 45142 Great Duck Island Ajax - 45159 Gore Bay-Manitoulin Airport North Channel - 45154 Lake Nipissing - 45152
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land station Land Station
Ice Conditions

*Ice Forecast and Warnings also apply to U.S. waters

Ice Forecasts

Lake Huron

Issued 12:00 PM EDT 16 May 2025 Forecasts have ended for the season.

Ice Forecasts

Lake Michigan

Issued 12:00 PM EDT 16 May 2025 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Strong wind warning in effect

Southern Lake Huron

Issued 03:00 AM EST 11 November 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

Technical Marine Synopsis

Issued 3:00 AM EST 11 November 2025 Today Tonight and Wednesday At 3:00 a.m. EST today ridge located on a line north-south over
Whitefish Bay.
By 3:00 a.m. EST Wednesday ridge located on a line north-south
over Ottawa.

At 3:00 a.m. EST today trough located on a line north-south over
eastern Manitoba.
By 3:00 a.m. EST Wednesday trough located on a line north-south
over North Channel.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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