Eastern Lake Ontario

Forecast

Marine Forecast

Issued 06:30 PM EDT 17 August 2017

Tonight and Friday.

Wind east 15 knots veering to southeast 15 this evening then to south 15 early Friday morning. Wind veering to southwest 15 Friday evening.

Showers with a risk of thunderstorms changing to chance of showers Friday.

Waves

Issued 06:30 PM EDT 17 August 2017
Tonight and Friday. Waves one half to one metre.

Extended Forecast

Issued 06:30 PM EDT 17 August 2017
Saturday Wind southwest 20 knots.
Sunday Wind west 15 knots diminishing to light late in the day.
Monday Wind light becoming southwest 15 knots.

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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 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 Goderich Sarnia Chris Hadfield Airport Tobermory Harrow AAFC Port Weller St. Catharines Airport Southeast Shoal Vineland Station Welland-Pelham Windsor Airport Burlington Lift Bridge Cobourg Hamilton Munro Int'l Airport Oshawa Municipal Airport Point Petre Toronto City Centre Airport CFB Trenton Peterborough Municipal Airport Killarney Western Islands Cove Island Long Point Port Colborne Erieau Point Pelee
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Ice Conditions

*Ice Forecast and Warnings also apply to U.S. waters

Ice Forecasts

Issued 12:00 PM EDT 27 April 2017 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EDT 17 August 2017 Tonight and Friday At 6:30 p.m. EDT tonight departing ridge located on a line
north-south over Quebec.

At 6:30 p.m. EDT tonight low 999 mb located over Upper Michigan.
By 6:30 p.m. EDT Friday low 999 mb located north of Lake Nipissing.

By 6:30 p.m. EDT Friday ridge located on a line north-south over
South Dakota.

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