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Lake St. Clair

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EST 13 February 2026

Today Tonight and Saturday.

Wind light becoming southwest 15 knots near noon then diminishing to light near midnight. Wind light Saturday.

Waves

Issued 10:30 AM EST 13 February 2026
Today Tonight and Saturday. Mainly ice covered.

Extended Forecast

Issued 03:00 AM EST 13 February 2026
Sunday Wind light.
Monday Wind light becoming southwest 15 knots.
Tuesday Wind light.

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Map of Great Lakes - Lake Erie and Lake Ontario marine weather areas CFB Trenton Port Colborne - 45142 Hamilton Munro Int'l Airport Oshawa Executive Airport Port Stanley - 45132 Lake Nipissing - 45152 Point Petre Georgian Bay - 45137 Toronto City Centre Airport Lake Simcoe - 45151 South Georgian Bay - 45143 Prince Edward Point - 45135 Peterborough Municipal Airport South Lake Huron - 45149 Collingwood Lake St Clair - 45147 Grimsby - 45139 Goderich Lagoon City Kingston Airport Muskoka Airport Parry Sound Harbour Grenadier Island Lake Simcoe Regional Airport Wiarton Airport Brockville Western Islands Cove Island Great Duck Island North Channel - 45154 Sarnia Chris Hadfield Airport Gore Bay-Manitoulin Airport Tobermory Harrow AAFC Long Point North Bay Airport Port Weller St. Catharines / Niagara District Airport Greater Sudbury Airport Southeast Shoal Vineland Station Port Colborne Erieau Cobourg Sault Ste. Marie Airport Windsor Airport Welland-Pelham Killarney Ajax - 45159 Point Pelee Burlington Lift Bridge
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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 16 May 2025 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EST 13 February 2026 Today Tonight and Saturday At 10:30 a.m. EST today ridge located on a line northeast-southwest
over Ohio.
By 10:30 a.m. EST Saturday departing ridge located on a line
northeast-southwest over the East Coast of the U.S.

At 10:30 a.m. EST today low 1006 mb located over northeastern
Ontario.
By 10:30 a.m. EST Saturday departing low 1010 mb located over
eastern Quebec.

At 10:30 a.m. EST today ridge located on a line northeast-southwest
over the Ontario - Manitoba border.
By 10:30 a.m. EST Saturday ridge located on a line
northeast-southwest over northeastern Ontario.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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