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Eastern Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EDT 17 June 2021

Tonight and Friday.

Wind southwest 10 knots increasing to south 15 this evening then veering to southwest 15 near noon Friday. Wind backing to south 15 Friday evening.

Scattered showers Friday late in the day with a risk of thunderstorms.

Waves

Issued 06:30 PM EDT 17 June 2021
Tonight and Friday. Waves one half to one metre.

Extended Forecast

Issued 06:30 PM EDT 17 June 2021
Saturday Wind southwest 15 knots.
Sunday Wind southwest 15 knots diminishing to light.
Monday Wind south 15 knots diminishing to light.

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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 EDT 9 May 2021 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EDT 17 June 2021 Tonight and Friday At 6:30 p.m. EDT tonight ridge located on a line northeast-southwest
over western Pennsylvania.
By 6:30 p.m. EDT Friday ridge located on a line northeast-southwest
over the Eastern Seaboard.

At 6:30 p.m. EDT tonight trough located on a line
northeast-southwest over western Lake Superior.
By 6:30 p.m. EDT Friday trough located on a line northeast-southwest
over northeastern Ontario.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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