Kingston to Cornwall


Marine Forecast

Issued 03:00 AM EST 12 December 2017

Today Tonight and Wednesday.

Wind northeast 15 knots diminishing to east 10 early this morning then becoming northwest 10 this afternoon. Wind increasing to northwest 20 near midnight then backing to west 25 near noon Wednesday.

Periods of snow ending Wednesday morning. Visibility 1 mile or less in snow.

Extended Forecast

Issued 03:00 AM EST 12 December 2017
Thursday Wind light.
Friday Wind light.
Saturday Wind light.

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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 Executive Airport Point Petre Toronto City Centre Airport CFB Trenton Peterborough Municipal Airport Killarney Western Islands Cove Island Long Point Port Colborne Erieau Point Pelee
buoy Buoy
land station Land Station
Ice Conditions

There is no ice forecast issued for this area.


No watches or warnings in effect.


Technical Marine Synopsis

Issued 3:00 AM EST 12 December 2017 Today Tonight and Wednesday At 3:00 a.m. EST today intensifying trough located on a line
northwest-southeast over Georgian Bay.
By 3:00 a.m. EST Wednesday trough located from Montréal to Lake

At 3:00 a.m. EST today deepening low 1002 mb located near Ohio.
By 3:00 a.m. EST Wednesday deepening low 983 mb located southeast
of Montréal.

By 3:00 a.m. EST Wednesday approaching low 1002 mb located near
South Dakota.

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