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Lake St. Clair

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 12 June 2025

Today Tonight and Friday.

Wind light becoming northeast 15 knots early this evening then diminishing to east 10 Friday morning.

Scattered showers Friday evening.

Waves

Issued 10:30 AM EDT 12 June 2025
Today Tonight and Friday. Waves less than 0.5 metres.

Extended Forecast

Issued 03:00 AM EDT 12 June 2025
Saturday Wind east 15 knots.
Sunday Wind light.
Monday Wind light.

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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

Issued 12:00 PM EDT 16 May 2025 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EDT 12 June 2025 Today Tonight and Friday At 10:30 a.m. EDT today departing low 987 mb located over northern
Labrador.

At 10:30 a.m. EDT today ridge located on a line northwest-southeast
over central Manitoba.
By 10:30 a.m. EDT Friday high 1026 mb located over northeastern
Ontario.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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