Cornwall to Montréal

Forecast

Marine Forecast

Issued 03:00 AM EDT 18 October 2017

Today Tonight and Thursday.

Gale warning in effect.

Wind southwest 10 to 15 knots becoming light early this morning then increasing to southwest 10 to 20 this afternoon. Wind increasing to southwest 25 to 35 Thursday morning then diminishing to southwest 15 to 25 Thursday evening.

Extended Forecast

Issued 06:00 AM EDT 18 October 2017
Friday Wind southwest 15 knots.
Saturday Wind southwest 10 to 15 knots.
Sunday Wind southerly 10 to 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 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 Executive 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)

Gale warning in effect

Cornwall to Montréal

Issued 03:00 AM EDT 18 October 2017

'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 18 October 2017 Today Tonight and Thursday At 3:00 a.m. EDT today low 1000 mb located at 54.7N 71.5W.
By 2:00 a.m. EDT Thursday departing low 1003 mb located over
Labrador Sea.

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

At 8:00 p.m. EDT tonight trough located on a line
northeast-southwest over Lake Superior.
By 8:00 p.m. EDT Thursday trough located from Labrador to Sept-Îles
then to Cornwall.

Great Lakes - Lake Huron Area

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