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Cornwall to Montréal

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Forecast

Marine Forecast

Issued 07:23 AM EDT 30 July 2021

Today Tonight and Saturday.

Strong wind warning in effect.

Wind northwest 10 to 15 knots increasing to northwesterly 15 to 25 late this morning then diminishing to northwest 10 to 15 this evening. Wind west 15 Saturday.

Extended Forecast

Issued 06:00 AM EDT 30 July 2021
Sunday Wind light.
Monday Wind light becoming west 15 knots.
Tuesday Wind light increasing to southwest 15 to 20 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

Warnings (In effect)

Strong wind warning in effect

Cornwall to Montréal

Issued 07:23 AM EDT 30 July 2021

'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 AM EDT 30 July 2021 Today Tonight and Saturday At 3:00 a.m. EDT today intensifying low 1003 mb located over
New England.
By 8:00 p.m. EDT Saturday low 990 mb located over the Strait of
Belle Isle.

At 3:00 a.m. EDT today trough from low located on a line north-south
over Québec city.
By 2:00 a.m. EDT Saturday merging trough from low located on a
line northwest-southeast over Sept-Îles.

At 8:00 p.m. EDT tonight ridge located on a line north-south over
Lake Michigan.
By 8:00 p.m. EDT Saturday ridge located on a line north-south over
eastern Lake Ontario.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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