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Cornwall to Montréal

Warnings

Forecast

Marine Forecast

Issued 03:00 PM EDT 05 August 2020

Tonight and Thursday.

Strong wind warning in effect.

Wind southwest 15 to 25 knots becoming southwest 15 this evening then diminishing to light Thursday afternoon.

Extended Forecast

Issued 06:00 PM EDT 05 August 2020
Friday Wind light.
Saturday Wind light becoming southwest 15 knots.
Sunday Wind southwest 10 to 15 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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Warnings

Warnings (In effect)

Strong wind warning in effect

Cornwall to Montréal

Issued 3:00 PM EDT 05 August 2020

'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. 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 5 August 2020 Tonight and Thursday At 3:00 p.m. EDT today Post-tropical Storm Isaias 1003 mb located
over northern Quebec.
By 8:00 p.m. EDT Thursday Post-tropical Storm Isaias 997 mb located
near Labrador Coast.

At 3:00 p.m. EDT today ridge located on a line north-south over
the Great Lakes.
By 8:00 p.m. EDT Thursday ridge located on a line north-south
over Cornwall.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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