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Lake St. Clair

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 14 April 2026

Today Tonight and Wednesday.

Wind south 15 knots veering to southwest 20 early this morning then diminishing to southwest 15 near noon. Wind southwest 15 tonight and Wednesday.

Scattered showers and occasional fog patches. Risk of thunderstorms today and tonight.

Waves

Issued 03:00 AM EDT 14 April 2026
Today Tonight and Wednesday. Waves 0.5 metres.

Extended Forecast

Issued 03:00 AM EDT 14 April 2026
Thursday Wind light.
Friday Wind light.
Saturday Wind southeast 15 knots veering to south 20.

Ice Forecast*

Issued 12:00 PM EDT 13 April 2026 Today Tonight and Tuesday Ice free.

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

 

[ Canadian Ice Service ]

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

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

Ice Forecasts

Issued 12:00 PM EDT 13 April 2026 Today Tonight and Tuesday

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 14 April 2026 Today Tonight and Wednesday At 3:00 a.m. EDT today high 1019 mb located over James Bay.
By 3:00 a.m. EDT Wednesday departing high 1025 mb located over
eastern Quebec.

At 3:00 a.m. EDT today low 1002 mb located over southern Wisconsin.
By 3:00 a.m. EDT Wednesday low 1009 mb located over Maine.

At 3:00 a.m. EDT today trough located on a line northeast-southwest
over Nebraska.
By 3:00 a.m. EDT Wednesday trough located from Kansas to Michigan.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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