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Eastern Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EST 20 January 2021

Today Tonight and Thursday.

Wind northwest 20 knots backing to west 15 this afternoon then to southwest 15 early this evening. Wind increasing to southwest 25 near midnight and to southwest 30 early Thursday morning. Wind veering to west 25 Thursday evening.

Periods of snow overnight and Thursday. Visibility as low as 1 mile in snow.

Waves

Issued 10:30 AM EST 20 January 2021
Today Tonight and Thursday. Waves one and one half metres subsiding to one early this evening then building to one and one half metres late overnight. Waves building to 2 Thursday morning.

Extended Forecast

Issued 03:00 AM EST 20 January 2021
Friday Wind west 25 knots diminishing to west 15 in the morning.
Saturday Wind northwest 20 knots diminishing to light.
Sunday Wind light.

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 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 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 10:30 AM EST 20 January 2021 Today Tonight and Thursday At 10:30 a.m. EST today ridge located on a line northeast-southwest
over Lake Huron.
By 10:30 a.m. EST Thursday ridge located on a line north-south
over Maine.

At 10:30 a.m. EST today low 982 mb located over central Manitoba.
By 10:30 a.m. EST Thursday low 992 mb located over northeastern
Ontario.

Great Lakes - Lake Huron 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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