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Southern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 06 September 2026

Today Tonight and Monday.

Wind north 15 knots diminishing to northeast 10 early this morning then increasing to north 15 this afternoon. Wind veering to northeast 15 this evening then diminishing to east 10 near midnight. Wind becoming variable 10 Monday morning then becoming light near noon Monday.

Waves

Issued 03:00 AM EDT 06 September 2026
Today Tonight and Monday. Waves 0.5 to 1 metre subsiding to 0.5 or less early this morning then building to 0.5 to 1 early this evening. Waves subsiding to 0.5 or less overnight.

Extended Forecast

Issued 03:00 AM EDT 06 September 2026
Tuesday Wind light becoming south 15 knots in the afternoon.
Wednesday Wind south 20 knots veering to west 20 late in the day.
Thursday Wind west 20 knots.

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Map of Great Lakes - Lake Huron marine weather areas Erieau CFB Trenton Muskoka Airport Parry Sound Harbour Toronto City Centre Airport Lake Simcoe Regional Airport Wiarton Airport Point Petre Lagoon City Western Islands Cobourg Port Colborne Windsor Airport Point Pelee Welland-Pelham Vineland Station Burlington Lift Bridge Southeast Shoal St. Catharines / Niagara District Airport Goderich Port Weller Long Point Harrow AAFC Hamilton Munro Int'l Airport Tobermory Sarnia Chris Hadfield Airport Oshawa Executive Airport Collingwood Port Stanley - 45132 Prince Edward Point - 45135 Georgian Bay - 45137 Grimsby - 45139 Port Colborne - 45142 South Georgian Bay - 45143 Lake St Clair - 45147 South Lake Huron - 45149 Lake Simcoe - 45151 Lake Nipissing - 45152 North Channel - 45154 Ajax - 45159 Sault Ste. Marie Airport Killarney Greater Sudbury Airport North Bay Airport Gore Bay-Manitoulin Airport Peterborough Municipal Airport Brockville Grenadier Island Kingston Airport
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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 17 May 2026 Forecasts have ended for the season.

Ice Forecasts

Lake Michigan

Issued 12:00 PM EDT 17 May 2026 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 6 September 2026 Today Tonight and Monday At 3:00 a.m. EDT today ridge located on a line northeast-southwest
over Lake Superior.
By 3:00 a.m. EDT Monday ridge located over Georgian Bay.

By 3:00 a.m. EDT Monday approaching warm front located on a line
east-west over southern Manitoba.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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