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Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EST 17 January 2021

Tonight and Monday.

Wind northwest 15 knots diminishing to northwest 10 this evening then veering to north 10 early Monday morning. Wind backing to northwest 10 Monday afternoon.

Flurries or showers this evening. Flurries Monday late in the day.

Waves

Issued 06:30 PM EST 17 January 2021
Tonight and Monday. Waves one metre subsiding to one half metre or less near midnight.

Extended Forecast

Issued 06:30 PM EST 17 January 2021
Tuesday Wind light increasing to southwest 20 knots in the morning and to southwest 25 in the afternoon.
Wednesday Wind northwest 20 knots backing to southwest 15 late in the day.
Thursday Wind southwest 25 knots.

Ice Forecast*

Issued 12:00 PM EST 17 January 2021 Today Tonight and Monday Open water.

*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 17 January 2021 Today Tonight and Monday

Ice Coverage

Open water.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EST 17 January 2021 Tonight and Monday At 6:30 p.m. EST tonight departing low 975 mb located over the
Gulf of St. Lawrence.

At 6:30 p.m. EST tonight trough located on a line east-west over
Lake Ontario.
By 6:30 p.m. EST Monday trough located from Lake Erie to Lake
Superior.

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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