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Northern Lake Huron

Forecast

Marine Forecast

Issued 06:30 PM EST 11 November 2025

Tonight and Wednesday.

Strong wind warning in effect.

Wind southwest 20 knots increasing to southwest 25 this evening then veering to west 20 late overnight. Wind veering to northwest 25 Wednesday afternoon.

Scattered showers.

Waves

Issued 06:30 PM EST 11 November 2025
Tonight and Wednesday. Waves 1 metre building to 2 near midnight then subsiding to 1.5 early Wednesday morning. Waves building to 2 near noon Wednesday.

Extended Forecast

Issued 06:30 PM EST 11 November 2025
Thursday Wind northwest 25 knots.
Friday Wind northwest 15 knots diminishing to light.
Saturday Wind south 20 knots veering to west 20 late in the day.

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Weather Conditions

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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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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

Northern Lake Huron

Issued 6:30 PM 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 6:30 PM EST 11 November 2025 Tonight and Wednesday At 6:30 p.m. EST tonight ridge located on a line north-south over
northeastern Ontario.
By 6:30 p.m. EST Wednesday dissipating ridge located over Quebec.

At 6:30 p.m. EST tonight trough located on a line
northwest-southeast over northwestern Ontario.
By 6:30 p.m. EST Wednesday low 999 mb located over eastern Ontario.

Great Lakes - Lake Huron Area

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