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Western Lake Ontario

Forecast

Marine Forecast

Issued 10:30 AM EDT 14 May 2025

Today Tonight and Thursday.

Wind east 15 knots diminishing to east 10 near midnight then becoming light near noon Thursday.

Scattered showers this afternoon and this evening. Fog patches.

Waves

Issued 10:30 AM EDT 14 May 2025
Today Tonight and Thursday. Waves 1 metre subsiding to 0.5 or less late overnight.

Extended Forecast

Issued 03:00 AM EDT 14 May 2025
Friday Wind light.
Saturday Wind light becoming southwest 15 knots.
Sunday Wind west 15 knots.

Ice Forecast*

Issued 12:00 PM EDT 14 May 2025 Today Tonight and Thursday Ice free.

*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 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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land station Land Station
Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EDT 14 May 2025 Today Tonight and Thursday

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EDT 14 May 2025 Today Tonight and Thursday At 10:30 a.m. EDT today ridge located on a line northwest-southeast
over Lake Nipissing.
By 10:30 a.m. EDT Thursday weakening ridge located on a line
northwest-southeast over Lake Nipissing.

At 10:30 a.m. EDT today trough located from Lake of the Woods to
James Bay.
By 10:30 a.m. EDT Thursday trough located from Lake of the Woods
to Lake Nipigon.

Great Lakes - Lake Huron Area

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