Eastern Lake Superior

Forecast

Marine Forecast

Issued 10:30 AM EST 10 December 2016

Today Tonight and Sunday

Wind north 15 knots diminishing to northeast 10 this afternoon then increasing to east 15 near midnight. Wind becoming variable 15 Sunday morning then becoming southeast 15 Sunday evening.

A few flurries. Visibility 1 mile or less in flurries.

Waves

Issued 10:30 AM EST 10 December 2016
Today Tonight and Sunday Waves one half to one metre.

Extended Forecast

Issued 03:00 AM EST 10 December 2016
Monday Wind northeast 15 knots diminishing to light in the morning then increasing to west 25 late in the day.
Tuesday Wind west 25 knots increasing to west 30.
Wednesday Wind west 30 knots increasing to northwest 35.

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Weather Conditions

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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 7 May 2016 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EST 10 December 2016 Today Tonight and Sunday At 10:30 a.m. EST today trough located on a line northwest-southeast
over North Channel.
By midnight EST tonight trough located on a line northwest-southeast
over Georgian Bay.

At 10:30 a.m. EST today ridge located from Lake Winnipeg to
Minnesota then to Illinois.
By 10:30 a.m. EST Sunday ridge located from Lake Winnipeg to Maine
then to Virginia.

By 10:30 a.m. EST Sunday approaching low 1006 mb located over
Kansas.

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