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Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EST 09 December 2024

Tonight and Tuesday.

Wind northeast 10 knots becoming southwest 10 near midnight then becoming light Tuesday morning. Wind becoming northeast 10 Tuesday evening.

Periods of drizzle this evening. Periods of rain Tuesday late in the day.

Waves

Issued 06:30 PM EST 09 December 2024
Tonight and Tuesday. Waves 0.5 to 1 metre subsiding to 0.5 or less near midnight.

Extended Forecast

Issued 06:30 PM EST 09 December 2024
Wednesday Wind southeast 20 knots diminishing to light in the morning then increasing to southwest 25 late in the day.
Thursday Wind southwest 35 knots.
Friday Wind southwest 30 knots diminishing to west 15.

Ice Forecast*

Issued 12:00 PM EST 9 December 2024 Today Tonight and Tuesday Open water except 3 tenths new ice in the Bay Of Quinte.

*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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Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EST 9 December 2024 Today Tonight and Tuesday

Ice Coverage

Open water except 3 tenths new ice in the Bay Of Quinte.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 7:40 PM EST 9 December 2024 Tonight and Tuesday At 6:30 p.m. EST tonight ridge located on a line northwest-southeast
over central Quebec.
By 6:30 p.m. EST Tuesday ridge located on a line northwest-southeast
over Labrador.

At 6:30 p.m. EST tonight low 1001 mb located over Lake Superior.
By 6:30 p.m. EST Tuesday low 1008 mb located over James Bay.

By 6:30 p.m. EST Tuesday approaching low 1007 mb located over Ohio.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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