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Northern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 06:52 PM EST 13 December 2025

Tonight and Sunday.

Wind west 25 knots veering to northwest 20 this evening then to north 20 near midnight. Wind backing to northwest 15 near noon Sunday.

Scattered flurries. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Freezing spray ending near midnight. Risk of freezing spray overnight and Sunday.

Waves

Issued 06:30 PM EST 13 December 2025
Tonight and Sunday. Waves 2 metres subsiding to 1 to 1.5 near midnight.

Extended Forecast

Issued 06:30 PM EST 13 December 2025
Monday Wind west 20 knots increasing to southwest 30 in the morning then diminishing to west 20 late in the day.
Tuesday Wind southwest 20 knots increasing to southwest 30.
Wednesday Wind southwest 30 knots diminishing to light late in the day.

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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)

Freezing spray warning in effect

Northern Lake Huron

Issued 6:52 PM EST 13 December 2025

Moderate or severe freezing spray is 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 13 December 2025 Tonight and Sunday At 6:30 p.m. EST tonight departing low 1008 mb located over
southern Quebec.

At 6:30 p.m. EST tonight ridge from 1040 mb high located on a line
north-south over North Dakota.
By 10:30 a.m. EST Sunday approaching ridge from 1045 mb high
located on a line north-south over Illinois.

By 6:30 p.m. EST Sunday approaching trough located on a line
northeast-southwest over northeastern Manitoba.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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