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Lake St. Clair

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 27 July 2021

Today Tonight and Wednesday.

Wind southwest 10 knots increasing to west 15 near noon then veering to north 15 this evening. Wind diminishing to northeast 10 near midnight then backing to north 10 Wednesday morning. Wind becoming light near noon Wednesday then becoming southeast 10 Wednesday evening.

Scattered showers today and this evening with a risk of thunderstorms.

Waves

Issued 03:00 AM EDT 27 July 2021
Today Tonight and Wednesday. Waves one half metre or less.

Extended Forecast

Issued 03:00 AM EDT 27 July 2021
Thursday Wind light.
Friday Wind north 15 knots diminishing to light.
Saturday Wind light.

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Map of Great Lakes - Lake Erie and Lake Ontario marine weather areas N Huron - 45003 W Erie - 45005 S Huron - 45008 Lake Ontario - 45012 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 Great Duck Island Brockville Grenadier Island Kingston Airport Collingwood Lagoon City Muskoka Airport Parry Sound Harbour Lake Simcoe Regional Airport Wiarton Airport Western Islands Cove Island Goderich Sarnia Chris Hadfield Airport Tobermory Harrow AAFC Long Point Port Weller St. Catharines / Niagara District Airport Southeast Shoal Vineland Station Welland-Pelham Windsor Airport Port Colborne Erieau Point Pelee Burlington Lift Bridge Cobourg Hamilton Munro Int'l Airport Oshawa Executive Airport Point Petre Toronto City Centre Airport CFB Trenton Peterborough Municipal Airport
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Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EDT 9 May 2021 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 27 July 2021 Today Tonight and Wednesday At 3:00 a.m. EDT today ridge located on a line northeast-southwest
over northwestern Ontario.
By 3:00 a.m. EDT Wednesday ridge located on a line
northeast-southwest over northeastern Ontario.

By 3:00 a.m. EDT Wednesday approaching trough located on a line
northeast-southwest over eastern Manitoba.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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