Montréal to Trois-Rivières

Forecast

Marine Forecast

Issued 12:16 PM EDT 28 June 2017

Today Tonight and Thursday.

Strong wind warning in effect. Squall watch in effect.

Wind southwest 15 to 25 knots with gusts to 35 near thunderstorms. Wind diminishing to light near midnight then becoming southerly 15 near noon Thursday.

A few showers late this afternoon and this evening with a risk of thunderstorms. Rain beginning Thursday afternoon. Risk of thunderstorms Thursday evening. Visibility as low as 1 mile in rain.

Extended Forecast

Issued 06:00 AM EDT 28 June 2017
Friday Wind southerly 15 knots.
Saturday Wind southwest 20 knots.
Sunday Wind southwest 20 knots increasing to southwest 25.

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Weather Conditions

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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 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)

Strong wind warning in effect

Montréal to Trois-Rivières

Issued 1:15 PM EDT 28 June 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.

Watches (In effect)

Squall watch in effect

Montréal to Trois-Rivières

Issued 1:14 PM EDT 28 June 2017 Conditions are favourable for the development of squalls with wind gusts up to 35 knots.



Mariners are advised to prepare for potential squalls. Vulnerable vessels are most at risk and should seek safe harbour if underway. Consider delaying or postponing travel in areas under the Squall Watch.

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

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 28 June 2017 Today Tonight and Thursday At 3:00 a.m. EDT today trough located on a line northwest-southeast
over Lake Saint-Jean.
By 8:00 p.m. EDT Thursday trough located on a line east-west over
Anticosti Island.

At 8:00 p.m. EDT tonight low 996 mb located over Lake Superior.
By 8:00 p.m. EDT Thursday low 1000 mb located north of Lake Huron.

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