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Lake St. Clair

Forecast

Marine Forecast

Issued 06:30 PM EDT 24 September 2020

Tonight and Friday.

Wind southwest 10 knots backing to southeast 10 near noon Friday.

Waves

Issued 06:30 PM EDT 24 September 2020
Tonight and Friday. Waves one half metre or less.

Extended Forecast

Issued 06:30 PM EDT 24 September 2020
Saturday Wind light becoming southwest 15 knots in the morning.
Sunday Wind southwest 15 knots.
Monday Wind light becoming southwest 15 knots.

Ice Forecast*

Issued 12:00 PM EDT 17 May 2020 Today Tonight and Monday Forecasts available to mariners upon request.

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

 

[ Canadian Ice Service ]

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Weather Conditions

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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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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 17 May 2020 Today Tonight and Monday

Ice Coverage

Forecasts available to mariners upon request.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EDT 24 September 2020 Tonight and Friday At 6:30 p.m. EDT tonight dissipating trough located on a line
northeast-southwest over Georgian Bay.

At 6:30 p.m. EDT tonight high 1018 mb located over northern Ontario.
By 6:30 p.m. EDT Friday high 1018 mb located off the East Coast
of the U.S.

At 6:30 p.m. EDT tonight low 988 mb located over northern
Saskatchewan.
By 6:30 p.m. EDT Friday low 989 mb located over northern Manitoba.

By 6:30 p.m. EDT Friday trough from 989 mb low located on a line
northwest-southeast over western Lake Superior.

Great Lakes - Lake Erie and Lake Ontario Area

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