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Eastern Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EST 07 March 2021

Tonight and Monday.

Wind west 10 knots becoming light this evening then becoming south 10 near noon Monday. Wind increasing to south 15 Monday evening.

Waves

Issued 06:30 PM EST 07 March 2021
Tonight and Monday. Waves one half metre or less.

Extended Forecast

Issued 06:30 PM EST 07 March 2021
Tuesday Wind southwest 15 knots diminishing to light in the morning.
Wednesday Wind southwest 15 knots.
Thursday Wind southwest 20 knots increasing to southwest 25 late in the day.

Ice Forecast*

Issued 12:00 PM EST 7 March 2021 Today Tonight and Monday Open water except 7 tenths new lake ice including 3 tenths medium lake ice in the extreme northeastern section. Consolidated medium lake ice in most 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 7 March 2021 Today Tonight and Monday

Ice Coverage

Open water except 7 tenths new lake ice including 3 tenths medium
lake ice in the extreme northeastern section. Consolidated medium
lake ice in most sheltered bays in the northeastern section.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EST 7 March 2021 Tonight and Monday At 6:30 p.m. EST tonight ridge located on a line northeast-southwest
over southern Georgian Bay.
By 6:30 p.m. EST Monday departing ridge located on a line
northeast-southwest over eastern New England.

At 6:30 p.m. EST tonight trough located on a line north-south
over Minnesota.
By 6:30 p.m. EST Monday trough located on a line north-south over
Georgian Bay.

By 6:30 p.m. EST Monday approaching low 1002 mb located over
northeastern Wyoming.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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