Cornwall to Montréal

Forecast

Marine Forecast

Issued 10:23 PM EDT 27 July 2015

Tonight and Tuesday

Squall watch in effect.

Wind southwest 10 to 15 knots with gusts to 40 near thunderstorms. Wind diminishing to light near midnight then becoming southwest 10 to 15 near noon Tuesday and locally gusts to 25 near thunderstorms Tuesday evening. Wind diminishing to light Tuesday evening.

Chance of showers late this evening with a risk of thunderstorms. Chance of showers Tuesday evening with a risk of thunderstorms. Fog patches dissipating early Tuesday morning.

Extended Forecast

Issued 06:00 PM EDT 27 July 2015
Wednesday Wind light.
Thursday Wind southerly 15 knots veering to westerly 15.
Friday Wind west 15 to 20 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 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)

Squall warning in effect

Cornwall to Montréal

Issued 11:15 PM EDT 27 July 2015

A line of thunderstorms is moving across this area.
These thunderstorms will produce gusts of up to 40 knots.

In effect from 11:20 P.M. to 1:00 A.M.<>.

Attention marine interests...Please listen for updates of this
Warning for the latest information.

Synopsis

Technical Marine Synopsis

Issued 3:00 PM EDT 27 July 2015 Tonight and Tuesday At 3:00 p.m. EDT today trough located on a line north-south over
Tadoussac.
By 8:00 p.m. EDT Tuesday trough located on a line north-south over
Havre Saint-Pierre.

Great Lakes - Lake Erie and Lake Ontario Area

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