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Eastern Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EST 21 January 2021

Today Tonight and Friday.

Wind southwest 30 knots veering to west 30 this afternoon then diminishing to northwest 20 Friday morning. Wind increasing to northwest 25 near noon Friday.

Periods of snow ending near noon. Flurries this afternoon tonight and Friday. Visibility as low as 1 mile in precipitation.

Waves

Issued 03:00 AM EST 21 January 2021
Today Tonight and Friday. Waves one and one half metres building to 2 to 3 early this morning then subsiding to one and one half metres Friday morning.

Extended Forecast

Issued 03:00 AM EST 21 January 2021
Saturday Wind northwest 20 knots.
Sunday Wind northwest 15 knots diminishing to light.
Monday Wind northeast 15 knots increasing to northeast 20 late in the day.

Ice Forecast*

Issued 12:00 PM EST 20 January 2021 Today Tonight and Thursday 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 20 January 2021 Today Tonight and Thursday

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 3:00 AM EST 21 January 2021 Today Tonight and Friday At 3:00 a.m. EST today low 986 mb located northeast of Lake
Superior.
By 3:00 a.m. EST Friday low 997 mb located over southern Quebec.

By 3:00 a.m. EST Friday ridge located on a line northeast-southwest
over northwestern Ontario.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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Need to travel Alberta Highway 93?

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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