Cornwall to Montréal


Marine Forecast

Issued 09:44 AM EST 21 December 2014

Today Tonight and Monday

Wind light.

Chance of flurries today and this evening. Fog patches forming late this evening and dissipating early Monday morning. Visibility as low as 1 mile in flurries and 1 mile or less in fog patches.

Temperatures minus 10 rising to minus 2 Monday afternoon.

Extended Forecast

Issued 06:00 AM EST 21 December 2014
Tuesday Wind southeast 15 knots increasing to southeast 20 late in the day.
Wednesday Wind southeast 20 knots increasing to southeast 25 to 35 late in the day.
Thursday Wind southeast 25 to 35 knots veering to southwesterly 25 to 35.

Stay connected


Weather Conditions

Skip Image

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
buoy Buoy
land station Land Station
Ice Conditions

Access this Bulletin from another source?


No watches or warnings in effect.


Technical Marine Synopsis

Issued 3:00 AM EST 21 December 2014 Today Tonight and Monday At 3:00 a.m. EST today high 1033 mb located 180 miles northwest
of Sept-Îles.
By 7:00 p.m. EST Monday high 1033 mb located 60 miles north of

Great Lakes - Lake Erie and Lake Ontario Area

Another Region

What we are doing

Date modified: