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Eastern Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EST 27 February 2021

Today Tonight and Sunday.

Wind south 20 knots veering to west 25 near noon then diminishing to west 15 early this evening. Wind diminishing to light near midnight then increasing to southeast 15 Sunday morning. Wind veering to south 20 Sunday afternoon.

Periods of rain ending this evening. Showers Sunday afternoon and evening.

Waves

Issued 10:30 AM EST 27 February 2021
Today Tonight and Sunday. Over open water waves one metre building to 2 this afternoon then subsiding to one this evening. Waves subsiding to one half metre or less late overnight then building to one near noon Sunday.

Extended Forecast

Issued 03:00 AM EST 27 February 2021
Monday Wind west 25 knots increasing to west 35 in the morning.
Tuesday Wind northwest 30 knots diminishing to west 15.
Wednesday Wind west 30 knots diminishing to west 20 late in the day.

Ice Forecast*

Issued 12:00 PM EST 27 February 2021 Today Tonight and Sunday Open water except 9 plus tenths thin lake ice including 4 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 Huron 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 27 February 2021 Today Tonight and Sunday

Ice Coverage

Open water except 9 plus tenths thin lake ice including 4 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 10:30 AM EST 27 February 2021 Today Tonight and Sunday At 10:30 a.m. EST today departing trough located on a line
northeast-southwest over Lake Superior.

At 10:30 a.m. EST today departing low 1011 mb located east of
Georgian Bay.

At 10:30 a.m. EST today ridge located on a line northeast-southwest
over Manitoba.
By 10:30 a.m. EST Sunday ridge located on a line north-south
over Quebec.

By 10:30 a.m. EST Sunday approaching low 1006 mb located over
Wisconsin.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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