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Cornwall to Montréal

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 01 April 2023

Today Tonight and Sunday.

Gale warning in effect.

Wind southeasterly 15 knots increasing to southwest 25 to 35 early this afternoon then diminishing to northwest 15 to 25 early this evening. Wind diminishing to west 10 to 15 Sunday morning then becoming light Sunday evening.

Rain changing to scattered showers this evening and ending near midnight. Visibility as low as 1 mile in rain.

High today plus 12. Low tonight minus 6. High Sunday plus 1.

Extended Forecast

Issued 06:00 AM EDT 01 April 2023
Monday Wind southerly 15 knots.
Tuesday Wind light.
Wednesday Wind northeast 15 to 25 knots.

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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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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 05:30 AM EDT 01 April 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 AM EDT 1 April 2023 Today Tonight and Sunday At 3:00 a.m. EDT today low 988 mb located over the Great Lakes.
By 8:00 p.m. EDT Sunday low 982 mb located near the Strait of
Belle Isle.

At 8:00 p.m. EDT tonight ridge located on a line north-south over
Lake Superior.
By 8:00 p.m. EDT Sunday ridge 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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