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Eastern Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EST 18 January 2021

Today Tonight and Tuesday.

Wind northwest 15 knots diminishing to northwest 10 early this evening then becoming light near midnight. Wind increasing to west 15 Tuesday morning and to west 20 near noon Tuesday. Wind increasing to west 30 Tuesday afternoon.

Flurries Tuesday.

Waves

Issued 10:30 AM EST 18 January 2021
Today Tonight and Tuesday. Waves one half metre building to one and one half metres near noon Tuesday and to 2 to 3 Tuesday afternoon.

Extended Forecast

Issued 03:00 AM EST 18 January 2021
Wednesday Wind northwest 20 knots backing to southwest 15 late in the day.
Thursday Wind southwest 25 knots.
Friday Wind west 25 knots diminishing to northwest 15 late in the day.

Ice Forecast*

Issued 12:00 PM EST 18 January 2021 Today Tonight and Tuesday Open water except 8 tenths thin lake ice in some sheltered bays 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 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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» US Marine Weather
Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EST 18 January 2021 Today Tonight and Tuesday

Ice Coverage

Open water except 8 tenths thin lake ice in some sheltered bays in
the northeastern section.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EST 18 January 2021 Today Tonight and Tuesday At 10:30 a.m. EST today quasi-stationary trough located from Lake
Superior to Lake Ontario.

By 10:30 a.m. EST Tuesday deepening low 1010 mb located near
Sudbury.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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Go prepared with Highway 93 forecasts. Highway regions are available in the Alberta text forecast bulletin between Lake Louise and Jasper. (Photo by: Natalie Anderson)

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