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Eastern Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EST 02 December 2024

Today Tonight and Tuesday.

Wind northwest 10 knots increasing to northwest 15 this afternoon then diminishing to northwest 10 near midnight. Wind increasing to northwest 15 Tuesday afternoon then backing to southwest 15 Tuesday evening.

Scattered flurries Tuesday evening.

Waves

Issued 10:30 AM EST 02 December 2024
Today Tonight and Tuesday. Waves 0.5 metres or less building to 0.5 to 1 early this evening then subsiding to 0.5 or less late overnight. Waves building to 0.5 to 1 Tuesday evening.

Extended Forecast

Issued 03:00 AM EST 02 December 2024
Wednesday Wind southwest 20 knots increasing to southwest 30 in the morning.
Thursday Wind southwest 30 knots veering to northwest 25 late in the day.
Friday Wind northwest 20 knots.

Ice Forecast*

Issued 12:00 PM EST 2 December 2024 Today Tonight and Tuesday 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 N Huron - 45003 W Erie - 45005 S Huron - 45008 Lake Ontario - 45012 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 EST 2 December 2024 Today Tonight and Tuesday

Ice Coverage

Open water.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EST 2 December 2024 Today Tonight and Tuesday At 10:30 a.m. EST today trough located on a line northeast-southwest
over North Channel.
By 10:30 a.m. EST Tuesday dissipating trough located on a line
northeast-southwest over southern Quebec.

At 10:30 a.m. EST today ridge located on a line north-south over
North Dakota.
By 10:30 a.m. EST Tuesday ridge located on a line
northwest-southeast over northern Ontario.

By 10:30 a.m. EST Tuesday approaching trough located on a line
northwest-southeast over Lake of the Woods.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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