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Cornwall to Montréal

Forecast

Marine Forecast

Issued 03:00 AM EDT 01 June 2023

Today Tonight and Friday.

Strong wind warning in effect.

Wind light becoming southwest 10 to 15 knots near noon then becoming light early this evening. Wind increasing to northeast 15 to 25 Friday afternoon.

Showers Friday afternoon with a risk of thunderstorms. Visibility as low as 1 mile in showers.

Extended Forecast

Issued 06:00 PM EDT 31 May 2023
Friday Wind light increasing to northeast 15 to 25 knots in the afternoon.
Saturday Wind northeast 15 to 25 knots.
Sunday Wind northeast 15 knots.

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Map of Great Lakes - Lake Huron 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)

Strong wind warning in effect

Cornwall to Montréal

Issued 03:00 AM EDT 01 June 2023

'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 AM EDT 1 June 2023 Today Tonight and Friday At 3:00 a.m. EDT today quasi-stationary high 1025 mb located off
Cape Cod.

At 3:00 a.m. EDT today building low 1011 mb located near Anticosti
Island.
By 8:00 p.m. EDT Friday low 1012 mb located south of Nova Scotia.

At 3:00 a.m. EDT today approaching high located over Hudson Bay.

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