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Lake St. Clair

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 29 July 2021

Today Tonight and Friday.

Wind southwest 10 knots increasing to southwest 15 this morning then veering to northwest 15 this afternoon. Wind veering to north 15 near midnight then diminishing to north 10 Friday evening.

Scattered showers ending this evening. Risk of thunderstorms this morning.

Waves

Issued 03:00 AM EDT 29 July 2021
Today Tonight and Friday. Waves one half metre or less.

Extended Forecast

Issued 03:00 AM EDT 29 July 2021
Saturday Wind light becoming southwest 15 knots in the afternoon then diminishing to light late in the day.
Sunday Wind light becoming north 15 knots.
Monday Wind north 15 knots diminishing to light.

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Map of Great Lakes - Lake Huron 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 29 July 2021 Today Tonight and Friday At 3:00 a.m. EDT today trough located on a line northeast-southwest
over Lake Michigan.
By 3:00 a.m. EDT Friday trough located on a line north-south over
southern Quebec.

At 3:00 a.m. EDT today ridge located on a line north-south over
western Manitoba.
By 3:00 a.m. EDT Friday approaching ridge located on a line
northeast-southwest over northwestern Ontario.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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