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Cornwall to Montréal

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EST 02 January 2025

Today Tonight and Friday.

Gale warning in effect.

Wind west 20 to 30 knots becoming west 25 to 35 early this morning then diminishing to west 15 to 25 early this evening. Wind becoming west 15 Friday evening.

Periods of snow ending this afternoon. Visibility as low as 1 mile in snow.

Temperatures zero falling to minus 9 Friday evening.

Extended Forecast

Issued 06:00 AM EST 02 January 2025
Saturday Wind west 10 to 20 knots.
Sunday Wind northwest 10 to 15 knots.
Monday Wind southwesterly 10 to 15 knots.

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Map of Great Lakes - Lake Huron marine weather areas 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 03:00 AM EST 02 January 2025

'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 AM EST 2 January 2025 Today Tonight and Friday At 3:00 a.m. EST today low 985 mb located over New Brunswick.
By 7:00 p.m. EST Friday low 986 mb located west of Labrador.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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