Cornwall to Montréal

Forecast

Marine Forecast

Issued 03:00 AM EST 12 December 2018

Today Tonight and Thursday.

Wind light becoming northeast 10 to 15 knots near midnight. Wind northeast 10 to 15 Thursday.

Flurries ending early this morning.

High today minus 10. Low tonight minus 16. High Thursday minus 8.

Extended Forecast

Issued 06:00 AM EST 12 December 2018
Friday Wind light becoming southerly 15 knots in the morning.
Saturday Wind easterly 15 knots becoming northwest 15.
Sunday Wind northwest 15 knots backing to southwest 15.

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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 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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Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EST 12 December 2018 Today Tonight and Thursday At 3:00 a.m. EST today dissipating trough located on a line
northeast-southwest over Îles-de-la-Madeleine.

At 3:00 a.m. EST today ridge located from Lake Saint-Jean to
Lake Huron.
By 7:00 p.m. EST Thursday departing ridge located on a line
northwest-southeast over Maine.

At 7:00 p.m. EST Thursday approaching trough located on a line
north-south over Lake Superior.

Great Lakes - Lake Erie and Lake Ontario Area

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