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L'Isle-aux-Coudres to Tadoussac

Warnings

Forecast

Marine Forecast

Issued 03:00 PM EDT 17 May 2021

Tonight and Tuesday.

Squall watch in effect.

Wind light with gusts to 35 knots near thunderstorms. Wind becoming southwest 10 to 15 this evening then becoming light late overnight. Wind becoming northwesterly 10 to 15 Tuesday morning then becoming light Tuesday evening.

Showers ending this evening with a risk of thunderstorms. Showers overnight and Tuesday morning.

Waves

Issued 03:00 PM EDT 17 May 2021
Tonight and Tuesday. Seas 1 metre or less.

Extended Forecast

Issued 06:00 AM EDT 17 May 2021
Wednesday Wind light.
Thursday Wind light.
Friday Wind southwest 10 to 15 knots.

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Map of St. Lawrence - St. Lawrence River marine weather areas West Bay of Fundy - 44490 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 Memphrémagog 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

Watches (In effect)

Squall watch in effect

L'Isle-aux-Coudres to Tadoussac

Issued 2:35 PM EDT 17 May 2021 Conditions are favourable for the development of squalls with wind gusts up to 35 knots.

Until this evening, 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.

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

Warnings (Ended)

Strong wind warning ended

L'Isle-aux-Coudres to Tadoussac

Issued 3:00 PM EDT 17 May 2021
Synopsis

Technical Marine Synopsis

Issued 3:00 PM EDT 17 May 2021 Tonight and Tuesday At 3:00 p.m. EDT today ridge located on a line north-south over
Newfoundland.
By 8:00 a.m. EDT Tuesday departing ridge located east of
Newfoundland.

At 3:00 p.m. EDT today trough located northwest of Montréal.
By 8:00 p.m. EDT Tuesday trough located on a line north-south over
the Gulf of St. Lawrence.

At 2:00 a.m. EDT Tuesday ridge located on a line north-south over
western Quebec.
By 8:00 p.m. EDT Tuesday ridge located on a line northeast-southwest
over Lake Erie.

St. Lawrence - St. Lawrence River Area

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