Cornwall to Montréal

Forecast

Marine Forecast

Issued 03:00 PM EST 20 December 2014

Tonight and Sunday

Wind light.

Fog patches forming late this evening and dissipating early Sunday morning.

Low tonight minus 12. High Sunday minus 7.

Extended Forecast

Issued 06:00 AM EST 20 December 2014
Monday Wind light becoming northeast 10 to 15 knots in the afternoon.
Tuesday Wind southeast 15 knots increasing to southeast 15 to 25 late in the day.
Wednesday Wind southeast 15 to 25 knots backing to east 20 to 30 late in the day.

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Weather Conditions

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Map of Great Lakes - Lake Erie and Lake Ontario marine weather areas Egbert 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 Kemptville 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 Toronto Pearson Int'l Airport CFB Trenton Peterborough Municipal Airport Killarney Western Islands CFB Borden Cove Island Long Point Port Colborne Erieau Point Pelee Toronto Buttonville Municipal Airport
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Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 PM EST 20 December 2014 Tonight and Sunday At 3:00 p.m. EST today ridge located on a line northeast-southwest
over Lake Erie.
By 7:00 p.m. EST Sunday ridge located on a line north-south
over Gaspé.

Marine Weather Statement

Issued 02:06 PM EST 20 December 2014 Fog over the Upper St Lawrence tonight into Sunday morning...

The combination of a ridge of high pressure and a cold and humid air
mass will give conditions favorable for the development of widespread
fog over the St Lawrence marine areas between Cornwall and Quebec
City. Visibilities will become nil in the fog tonight. The fog will
gradually lift Sunday morning.

Great Lakes - Lake Erie and Lake Ontario Area

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