Cornwall to Montréal

Forecast

Marine Forecast

Issued 08:01 AM EST 07 December 2016

Today Tonight and Thursday

Wind light increasing to southerly 10 to 15 knots late this morning and to southwest 15 to 25 early this afternoon. Wind diminishing to southwest 10 to 15 this evening then increasing to southwest 15 to 20 Thursday morning.

Light snow and freezing drizzle ending late this morning. Chance of showers this afternoon. Visibility as low as 1 mile in precipitation.

High today plus 3. Low tonight minus 2. High Thursday plus 1.

Extended Forecast

Issued 06:00 AM EST 07 December 2016
Friday Wind northwest 15 to 25 knots.
Saturday Wind west 15 knots.
Sunday Wind light.

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Weather Conditions

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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 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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Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EST 7 December 2016 Today Tonight and Thursday At 3:00 a.m. EST today ridge located on a line north-south over
Saguenay River.
By 7:00 p.m. EST tonight departing ridge located on a line
north-south over Natashquan.

At 3:00 a.m. EST today low located northwest of Lake Superior.
By 7:00 p.m. EST Thursday low located over northern Quebec.

At 3:00 a.m. EST today trough from low located on a line
northwest-southeast over Lake Ontario.
By 7:00 p.m. EST Thursday trough from low located on a line
northwest-southeast over the Strait of Belle Isle.

Great Lakes - Lake Erie and Lake Ontario Area

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