Cornwall to Montréal

Forecast

Marine Forecast

Issued 03:56 PM EDT 27 May 2016

Tonight and Saturday

Strong wind warning in effect. Squall watch in effect.

Wind southwest 15 to 25 knots with gusts to 35 near thunderstorms. Wind becoming southwest 10 to 15 early this evening then becoming light late this evening. Wind becoming northeast 10 to 15 Saturday afternoon.

A few showers ending late this afternoon with a risk of thunderstorms.

Extended Forecast

Issued 06:00 PM EDT 27 May 2016
Sunday Wind easterly 10 to 15 knots.
Monday Wind southwest 10 to 15 knots.
Tuesday Wind west 20 knots.

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Map of St. Lawrence - St. Lawrence River marine weather areas Mont-Louis - 45138 Lake Nipissing - 45152 North Bay Airport Beauport Deschambault L'Assomption Trois-Rivières Airport Saint-Hubert Airport Baie-Comeau Airport Cap-Rouge Pointe de l'Islet Sept-Îles Airport Cap-d'Espoir Rivière-la-Madeleine Gaspé Airport La Pocatière Mont-Joli Airport New Carlisle Pointe-au-Père Port Menier CFB Bagotville Jonquière Mistook Normandin Roberval Airport Bas Caraquet Bathurst Airport Bouctouche AAFC Charlo Miramichi Fundy Park (Alma) Grand Manan Kouchibouguac Miscou Island Greater Moncton Int'l Airport Point Lepreau Saint John Airport St. Stephen Brier Island Yarmouth Airport North Cape Île d'Orléans Île aux-Grues Lac Saint-Pierre Varennes Lac Memphremagog Sainte-Anne-de-Bellevue Saint-Anicet Île Rouge Pointe Claveau Pointe-des-Monts Pointe-Noire Île Bicquette Cap-Chat Montréal-Trudeau Int'l Airport
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Warnings

Warnings (In effect)

Squall warning in effect

Cornwall to Montréal

Issued 5:46 PM EDT 27 May 2016 Squalls with wind gusts up to 40 knots and frequent lightning are expected or occurring in the area.

Thunderstorms at times heavy are occuring near Montréal.

Vessels without lightning protection should make their way to shore immediately. Mariners are advised to prepare for squalls. If underway, seek safe harbour immediately. Consider delaying or postponing travel in areas under the squall warning.

Please continue to monitor alerts and forecasts issued by Environment Canada. For more information monitor Canadian Coast Guard radio or Weatheradio stations.

Strong wind warning in effect

Cornwall to Montréal

Issued 3:56 PM EDT 27 May 2016

'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 27 May 2016 Tonight and Saturday At 3:00 p.m. EDT today low 1007 mb located north of Lake Saint-Jean.
By 8:00 p.m. EDT Saturday low 1012 mb located south of Newfoundland.

At 3:00 p.m. EDT today trough located from the low to Lake Ontario.
By 8:00 p.m. EDT Saturday trough located from the low to Halifax.

At 3:00 a.m. EDT Saturday ridge located on a line north-south over
Lake Ontario.
By 8:00 p.m. EDT Saturday ridge located on a line
northwest-southeast over Pointe-des-Monts.

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