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Southern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EST 24 January 2026

Today Tonight and Sunday.

Wind west 15 knots diminishing to southwest 10 near noon then backing to south 10 early this evening. Wind increasing to southeast 15 near midnight then backing to east 15 Sunday morning. Wind backing to northeast 15 Sunday afternoon.

Scattered flurries changing to snow near noon Sunday. Visibility 1 mile or less in snow.

Waves

Issued 10:30 AM EST 24 January 2026
Today Tonight and Sunday. Over open water waves 1 metre subsiding to 0.5 or less this afternoon then building to 0.5 to 1 late overnight.

Extended Forecast

Issued 03:00 AM EST 24 January 2026
Monday Wind north 20 knots backing to west 20 in the afternoon.
Tuesday Wind southwest 25 knots veering to northwest 25.
Wednesday Wind northwest 15 knots.

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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)

Ice pressure warning in effect

Southern Lake Huron

Issued 12:00 PM EST 24 January 2026

Navigators in this marine area should be on the lookout for hazardous ice conditions and take necessary safety precautions. Please refer to the latest ice forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio stations.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EST 24 January 2026 Today Tonight and Sunday At 10:30 a.m. EST today ridge from 1044 mb high located over
Wisconsin to New York State.
By 10:30 a.m. EST Sunday ridge from 1040 mb high located on a line
east-west over northeastern Ontario.

At 10:30 a.m. EST today quasi-stationary low located over Lake
Superior.

By 10:30 a.m. EST Sunday approaching low 1008 mb located over
Kentucky.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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