Cornwall to Montréal

Forecast

Marine Forecast

Issued 03:00 PM EST 17 November 2017

Tonight and Saturday.

Wind westerly 15 to 25 knots becoming west 15 early this evening then diminishing to light near midnight. Wind increasing to northeast 10 to 20 early Saturday morning.

Light snow beginning near noon Saturday changing to rain Saturday evening.

Low tonight minus 5. High Saturday plus 2.

Extended Forecast

Issued 06:00 PM EST 17 November 2017
Sunday Wind easterly 15 knots increasing to southwest 20 to 30 in the morning.
Monday Wind southwest 15 to 25 knots diminishing to westerly 10 to 15 late in the day.
Tuesday Wind southwest 10 to 20 knots.

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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 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

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 PM EST 17 November 2017 Tonight and Saturday At 3:00 p.m. EST today low located southwest of
Îles-de-la-Madeleine.
By 1:00 p.m. EST Saturday departing low located over Newfoundland.

At 3:00 p.m. EST today ridge located on a line north-south over
Lake Ontario.
By 7:00 p.m. EST Saturday ridge located on a line north-south over
the Gaspe Peninsula.

At 7:00 p.m. EST tonight intensifying low 992 mb located over the
Midwestern states.
By 7:00 p.m. EST Saturday low 980 mb located north of Lake Erie.

Great Lakes - Lake Erie and Lake Ontario Area

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