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Kingston to Cornwall


Marine Forecast

Issued 04:07 AM EDT 20 October 2021

Today Tonight and Thursday.

Wind southwest 10 knots increasing to southwest 15 this afternoon then diminishing to light this evening. Wind becoming south 10 Thursday morning then increasing to southwest 15 Thursday afternoon.

Scattered showers overnight and Thursday morning. Scattered showers Thursday evening with a risk of thunderstorms.

Extended Forecast

Issued 03:35 AM EDT 20 October 2021
Friday Wind southwest 15 knots diminishing to light in the morning.
Saturday Wind light.
Sunday 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 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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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 EDT 20 October 2021 Today Tonight and Thursday At 3:00 a.m. EDT today departing high 1024 mb located over eastern

At 3:00 a.m. EDT today trough located on a line northeast-southwest
over Whitefish Bay.
By 3:00 a.m. EDT Thursday trough located on a line east-west over
Georgian Bay.

At 3:00 a.m. EDT today ridge located on a line east-west over
northwestern Ontario.
By 3:00 a.m. EDT Thursday ridge located on a line east-west over
Lake Nipigon.

Great Lakes - Lake Huron Area

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