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Cornwall to Montréal

Warnings

Forecast

Marine Forecast

Issued 03:00 PM EST 10 December 2024

Tonight and Wednesday.

Gale warning in effect.

Wind easterly 10 to 15 knots becoming light near noon Wednesday then increasing to southwest 35 to 45 Wednesday evening.

Rain tonight and Wednesday. Visibility as low as 1 mile in rain.

Extended Forecast

Issued 06:00 PM EST 10 December 2024
Thursday Wind southwest 35 to 45 knots.
Friday Wind southwest 20 knots.
Saturday Wind light.

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Map of Great Lakes - Lake Erie and Lake Ontario 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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buoy Buoy
land station Land Station
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 EST 10 December 2024

'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 EST 10 December 2024 Tonight and Wednesday At 3:00 p.m. EST today ridge located on a line northwest-southeast
over Sept-Îles.
By 3:00 a.m. EST Wednesday departing ridge located on a line
northwest-southeast over eastern Newfoundland.

At 3:00 a.m. EST Wednesday trough located over Ontario extending
northeastward.
By 7:00 p.m. EST Wednesday deepening trough located on a line
north-south over eastern Montréal.

Great Lakes - Lake Erie and Lake Ontario Area

Another Region

Marine Weather for Canada

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