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Eastern Lake Ontario

Forecast

Marine Forecast

Issued 06:30 PM EDT 02 April 2025

Tonight and Thursday.

Wind east 25 knots veering to southeast 20 this evening then to south 25 late overnight. Wind veering to southwest 20 Thursday morning then to northwest 15 Thursday evening.

Scattered showers ending Thursday afternoon with a risk of thunderstorms. Fog patches forming late overnight and dissipating Thursday afternoon.

Waves

Issued 06:30 PM EDT 02 April 2025
Tonight and Thursday. Waves 1.5 metres.

Extended Forecast

Issued 06:30 PM EDT 02 April 2025
Friday Wind light.
Saturday Wind east 20 knots diminishing to southwest 15 late in the day.
Sunday Wind northwest 15 knots backing to southwest 15.

Ice Forecast*

Issued 12:00 PM EDT 2 April 2025 Today Tonight and Thursday Open water.

*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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land station Land Station
Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EDT 2 April 2025 Today Tonight and Thursday

Ice Coverage

Open water.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EDT 2 April 2025 Tonight and Thursday At 6:30 p.m. EDT tonight low 992 mb located over Wisconsin.
By 6:30 p.m. EDT Thursday low 997 mb located over Quebec.

By 6:30 p.m. EDT Thursday approaching high 1020 mb located over
Minnesota.

Great Lakes - Lake Erie and Lake Ontario Area

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