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Eastern Lake Ontario

Forecast

Marine Forecast

Issued 06:30 PM EST 04 February 2025

Tonight and Wednesday.

Wind northwest 15 knots diminishing to north 10 early Wednesday morning then becoming light near noon Wednesday. Wind becoming southeast 15 Wednesday evening.

Waves

Issued 06:30 PM EST 04 February 2025
Tonight and Wednesday. Over open water waves 1 metre subsiding to 0.5 this evening.

Extended Forecast

Issued 06:30 PM EST 04 February 2025
Thursday Wind southeast 25 knots veering to southwest 25 in the afternoon then increasing to west 35 late in the day.
Friday Wind west 35 knots diminishing to west 20 late in the day.
Saturday Wind west 20 knots increasing to east 25 late in the day.

Ice Forecast*

Issued 12:00 PM EST 4 February 2025 Today Tonight and Wednesday Open water except 7 tenths thin lake ice including 1 tenth medium lake ice in the northeastern section. Consolidated medium lake ice in the Bay Of Quinte and along parts of the shores in the northeastern section.

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

 

[ Canadian Ice Service ]

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Map of Great Lakes - Lake Erie and Lake Ontario marine weather areas 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 EST 4 February 2025 Today Tonight and Wednesday

Ice Coverage

Open water except 7 tenths thin lake ice including 1 tenth medium
lake ice in the northeastern section. Consolidated medium lake ice
in the Bay Of Quinte and along parts of the shores in the
northeastern section.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EST 4 February 2025 Tonight and Wednesday At 6:30 p.m. EST tonight ridge located on a line northwest-southeast
over southern Manitoba.
By 6:30 p.m. EST Wednesday departing ridge located on a line
northwest-southeast over New York State.

By 6:30 p.m. EST Wednesday approaching warm front located on a
line east-west over Kentucky.

Great Lakes - Lake Erie and Lake Ontario Area

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