Cornwall to Montréal

Forecast

Marine Forecast

Issued 07:24 PM EST 10 December 2017

Tonight and Monday.

Wind southwest 10 to 15 knots increasing to southwest 15 to 25 late this evening then becoming northwest 15 after midnight. Wind diminishing to light early Monday evening.

Flurries at times heavy near midnight. A few flurries beginning early Monday evening. Visibility as low as 1 mile in flurries.

Temperatures near minus 5 tonight falling to minus 10 Monday afternoon.

Extended Forecast

Issued 06:00 PM EST 10 December 2017
Tuesday Wind northeast 20 to 30 knots.
Wednesday Wind westerly 10 to 20 knots increasing to westerly 20 to 30.
Thursday Wind westerly 20 to 30 knots diminishing to westerly 10 to 20.

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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
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Warnings

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Synopsis

Technical Marine Synopsis

Issued 3:00 PM EST 10 December 2017 Tonight and Monday At 3:00 p.m. EST today low 1005 mb located north of Cornwall.
By 7:00 p.m. EST Monday low 1007 mb located over Cape Breton Island.

At 3:00 p.m. EST today ridge located on a line northeast-southwest
over Lake Superior.
By 7:00 p.m. EST Monday ridge located on a line north-south over
Saguenay River.

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