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Cornwall to Montréal

Warnings

Forecast

Marine Forecast

Issued 03:00 PM EDT 28 March 2023

Tonight and Wednesday.

Gale warning in effect.

Wind southwest 10 to 15 knots diminishing to light near midnight then increasing to southwest 15 late Wednesday morning. Wind increasing to southwest 25 to 35 Wednesday evening.

Showers Wednesday evening. Visibility 1 mile or less in showers.

Low tonight minus 9. High Wednesday plus 7.

Extended Forecast

Issued 06:00 AM EDT 28 March 2023
Thursday Wind westerly 15 to 20 knots backing to southwest 10 to 15 late in the day.
Friday Wind light increasing to southeasterly 15 to 20 knots.
Saturday Wind easterly 15 to 25 knots becoming westerly 20 to 30 late in the day.

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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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Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Gale warning in effect

Cornwall to Montréal

Issued 3:00 PM EDT 28 March 2023

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 3:00 PM EDT 28 March 2023 Tonight and Wednesday At 3:00 p.m. EDT today flat low located over Sept-Îles.
By 8:00 p.m. EDT Wednesday flat low located over Labrador.

At 8:00 a.m. EDT Wednesday cold front located on a line
northeast-southwest over Lake Huron.
By 8:00 p.m. EDT Wednesday cold front located on a line north-south
over Montréal.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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