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Eastern Lake Erie

Forecast

Marine Forecast

Issued 10:30 AM EDT 20 July 2025

Today Tonight and Monday.

Wind northwest 10 knots increasing to northwest 15 near noon then veering to north 15 this evening. Wind veering to northeast 15 early Monday morning then diminishing to northeast 10 near noon Monday.

Scattered showers this morning.

Waves

Issued 10:30 AM EDT 20 July 2025
Today Tonight and Monday. Waves 0.5 metres or less building to 0.5 to 1 this afternoon then subsiding to 0.5 or less Monday afternoon.

Extended Forecast

Issued 03:00 AM EDT 20 July 2025
Tuesday Wind light.
Wednesday Wind light.
Thursday Wind light becoming southwest 15 knots.

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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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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 EDT 20 July 2025 Today Tonight and Monday At 10:30 a.m. EDT today trough located on a line northeast-southwest
over the St. Lawrence River.
By 10:30 a.m. EDT Monday departing trough located on a line
north-south over Nova Scotia.

At 10:30 a.m. EDT today ridge from 1018 mb high located on a line
north-south over Lake of the Woods.
By 10:30 a.m. EDT Monday ridge from 1021 mb high located on a line
north-south over James Bay.

By 10:30 a.m. EDT Monday approaching trough located on a line
north-south over western Manitoba.

Great Lakes - Lake Huron Area

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