Cornwall to Montréal


Marine Forecast

Issued 03:00 AM EDT 23 October 2018

Today Tonight and Wednesday.

Wind northeast 10 to 15 knots increasing to northeast 15 to 25 this morning then diminishing to northerly 10 to 15 late this evening. Wind diminishing to light Wednesday morning then becoming westerly 15 Wednesday afternoon.

Showers beginning this afternoon and ending Wednesday morning.

Extended Forecast

Issued 06:00 PM EDT 22 October 2018
Wednesday Wind northeast 10 to 20 knots backing to northwest 10 to 20 in the afternoon.
Thursday Wind northwest 15 to 25 knots.
Friday Wind northwest 10 to 20 knots diminishing to light.

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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 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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Ice Conditions

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Technical Marine Synopsis

Issued 3:00 AM EDT 23 October 2018 Today Tonight and Wednesday At 3:00 a.m. EDT today ridge located on a line northwest-southeast
over Lake Saint-Jean.
By 8:00 p.m. EDT tonight departing ridge located on a line
northwest-southeast over Anticosti Island.

At 3:00 a.m. EDT today low 1011 mb located near Lake Huron.
By 8:00 a.m. EDT Wednesday low 1004 mb located over the Gulf
of Maine.

At 2:00 a.m. EDT Wednesday low 1010 mb located south of Nova Scotia.
By 8:00 p.m. EDT Wednesday low 999 mb located east of Gaspé.

Great Lakes - Lake Erie and Lake Ontario Area

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