Montréal to Trois-Rivières

Forecast

Marine Forecast

Issued 11:13 AM EDT 18 June 2018

Today Tonight and Tuesday.

Strong wind warning in effect. Squall watch in effect.

Wind southwest 20 to 30 knots with gusts to 50 near thunderstorms. Wind becoming northwest 15 to 25 early this evening then diminishing to northwest 10 to 15 early Tuesday morning.

Showers beginning near noon and ending early this evening with a risk of thunderstorms. Visibility as low as 1 mile in showers.

Extended Forecast

Issued 06:00 AM EDT 18 June 2018
Wednesday Wind westerly 10 to 20 knots.
Thursday Wind northwest 10 to 15 knots.
Friday Wind southwest 10 to 15 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 Île d'Orléans L'Assomption Trois-Rivières Airport Île aux-Grues Lac Saint-Pierre Montréal-Trudeau Int'l Airport Saint-Hubert Airport Lac Memphremagog Sainte-Anne-de-Bellevue Saint-Anicet Baie-Comeau Airport Cap-Rouge Île Rouge Pointe de l'Islet Pointe Claveau Sept-Îles Airport Pointe-des-Monts Pointe-Noire Cap-d'Espoir Rivière-la-Madeleine Gaspé Airport La Pocatière Mont-Joli Airport New Carlisle Pointe-au-Père Port Menier Île Bicquette Cap-Chat 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 Roméo LeBlanc Int'l Airport Point Lepreau Saint John Airport St. Stephen Brier Island Yarmouth Airport North Cape
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Warnings

Warnings (In effect)

Strong wind warning in effect

Montréal to Trois-Rivières

Issued 11:13 AM EDT 18 June 2018

'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 11:13 AM EDT 18 June 2018 Conditions will be favourable for the development of thunderstorms giving squalls this afternoon and early this evening. Gusts could reach 35 knots or more.

Mariners are advised to prepare for potential squalls. Vulnerable vessels are most at risk and should seek safe harbour if underway.

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 18 June 2018 Today Tonight and Tuesday At 3:00 a.m. EDT today warm front located on a line
northwest-southeast over Pointe-des-Monts.
By 8:00 p.m. EDT tonight warm front located over Anticosti Island
to Newfoundland.

At 3:00 a.m. EDT today intensifying cold front located on a line
northeast-southwest over Lake Michigan.
By 8:00 p.m. EDT Tuesday cold front located off Newfoundland.

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