Cornwall to Montréal

Forecast

Marine Forecast

Issued 03:00 PM EDT 23 August 2017

Tonight and Thursday.

Strong wind warning in effect.

Wind southwest 15 to 25 knots diminishing to southwest 10 to 15 late this evening then increasing to west 15 to 20 late Thursday morning. Wind diminishing to northwest 10 to 15 Thursday evening.

Chance of showers late this afternoon and this evening.

Extended Forecast

Issued 06:00 PM EDT 23 August 2017
Friday Wind westerly 15 knots.
Saturday Wind westerly 10 to 15 knots.
Sunday Wind light.

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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 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 Goderich Sarnia Chris Hadfield Airport Tobermory Harrow AAFC Port Weller St. Catharines Airport Southeast Shoal Vineland Station Welland-Pelham Windsor Airport Burlington Lift Bridge Cobourg Hamilton Munro Int'l Airport Oshawa Municipal Airport Point Petre Toronto City Centre Airport CFB Trenton Peterborough Municipal Airport Killarney Western Islands Cove Island Long Point Port Colborne Erieau Point Pelee
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Warnings

Warnings (In effect)

Strong wind warning in effect

Cornwall to Montréal

Issued 3:00 PM EDT 23 August 2017

'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 23 August 2017 Tonight and Thursday At 3:00 p.m. EDT today low 987 mb located southeast of James Bay.
By 8:00 p.m. EDT Thursday low 1002 mb located over western Labrador.

At 3:00 p.m. EDT today ridge located on a line north-south over
Manitoba.
By 8:00 p.m. EDT Thursday ridge located on a line north-south over
Lake Superior.

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