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L'Isle-aux-Coudres to Tadoussac

Forecast

Marine Forecast

Issued 03:00 AM EDT 03 April 2025

Today Tonight and Friday.

Wind northeast 15 knots veering to southeasterly 15 this morning then diminishing to light late this afternoon. Wind increasing to southwest 15 to 25 near midnight then becoming westerly 15 Friday morning. Wind diminishing to light Friday evening.

Snow changing to freezing rain this morning then to periods of rain near noon and ending near midnight. Fog banks forming this afternoon and dissipating near midnight. Visibility 1 mile or less in snow and in fog banks.

Temperatures minus 1 rising to plus 4 near midnight.

Waves

Issued 03:00 AM EDT 03 April 2025
Today Tonight and Friday. Seas 1 metre or less.

Extended Forecast

Issued 06:00 AM EDT 03 April 2025
Saturday Wind northeast 15 knots.
Sunday Wind light becoming westerly 15 knots.
Monday Wind light.

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Map of St. Lawrence - St. Lawrence River marine weather areas Lake Nipissing - 45152 North Bay Airport Beauport Deschambault Île d'Orléans L'Assomption Trois-Rivières Airport L'Isle-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 Charlo Miramichi Fundy Park (Alma) Grand Manan Kouchibouguac 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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Ice Conditions

There is no ice forecast issued for this area.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 3 April 2025 Today Tonight and Friday At 3:00 a.m. EDT today low 990 mb located over Lake Superior.
By 3:00 a.m. EDT Friday departing low 1005 mb located near
Pointe-des-Monts.

At 3:00 a.m. EDT today trough located on a line northwest-southeast
over the low.
By 3:00 a.m. EDT Friday quasi-stationary trough located on a line
northwest-southeast over Pointe-des-Monts.

St. Lawrence - St. Lawrence River Area

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