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Eastern Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 20 March 2023

Today Tonight and Tuesday.

Wind southwest 30 knots diminishing to southwest 20 near noon then veering to west 15 Tuesday morning. Wind diminishing to light Tuesday afternoon.

Scattered showers overnight and Tuesday morning.

Waves

Issued 03:00 AM EDT 20 March 2023
Today Tonight and Tuesday. Waves 2 metres subsiding to 1 to 1.5 this afternoon and to 0.5 to 1 near noon Tuesday. Waves subsiding to 0.5 or less Tuesday evening.

Extended Forecast

Issued 03:00 AM EDT 20 March 2023
Wednesday Wind light.
Thursday Wind light increasing to southwest 25 knots.
Friday Wind west 20 knots diminishing to light.

Ice Forecast*

Issued 12:00 PM EDT 19 March 2023 Today Tonight and Monday Open water except consolidated rotten medium lake ice in Bay Of Quinte and in sheltered bays.

*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 EDT 19 March 2023 Today Tonight and Monday

Ice Coverage

Open water except consolidated rotten medium lake ice in Bay Of
Quinte and in sheltered bays.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 20 March 2023 Today Tonight and Tuesday At 3:00 a.m. EDT today cold front located on a line east-west over
Whitefish Bay.
By 3:00 a.m. EDT Tuesday weakening trough located on a line
northeast-southwest over Lake Simcoe.

At 3:00 a.m. EDT today high 1030 mb located over Tennessee.
By 3:00 a.m. EDT Tuesday high 1031 mb located over West Virginia.

At 3:00 a.m. EDT today ridge located on a line north-south over
western Manitoba.
By 3:00 a.m. EDT Tuesday ridge located on a line northwest-southeast
over northern Ontario.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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