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Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EDT 26 April 2025

Tonight and Sunday.

Wind west 25 knots veering to northwest 20 this evening then diminishing to northwest 15 Sunday morning. Wind diminishing to northwest 10 Sunday evening.

Scattered showers this evening.

Waves

Issued 06:30 PM EDT 26 April 2025
Tonight and Sunday. Waves 1.5 metres subsiding to 1 near midnight and to 0.5 or less Sunday evening.

Extended Forecast

Issued 06:30 PM EDT 26 April 2025
Monday Wind light.
Tuesday Wind south 15 knots increasing to southwest 25 late in the day.
Wednesday Wind southwest 25 knots diminishing to light.

Ice Forecast*

Issued 12:00 PM EDT 25 April 2025 Today Tonight and Saturday Open water.

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

 

[ Canadian Ice Service ]

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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 25 April 2025 Today Tonight and Saturday

Ice Coverage

Open water.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EDT 26 April 2025 Today Tonight and Sunday At 10:30 a.m. EDT today low 1005 mb located over northern New
York State.
By 10:30 a.m. EDT Sunday departing low 1002 mb located over
southern Maine.

At 10:30 a.m. EDT today high 1030 mb located over Duluth.
By 10:30 a.m. EDT Sunday high 1028 mb located over Windsor.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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