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Beauport to L'Isle-aux-Coudres

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 13 March 2026

Today Tonight and Saturday.

Wind west 10 to 15 knots increasing to southwest 15 to 25 this morning then diminishing to light this evening. Wind increasing to northeast 20 to 30 overnight then diminishing to northeast 15 Saturday afternoon. Wind diminishing to light Saturday evening.

Scattered flurries ending early this morning. Snow overnight and Saturday. Visibility 1 mile or less in snow.

Temperatures minus 8 rising to minus 2 Saturday afternoon.

Extended Forecast

Issued 06:00 PM EDT 12 March 2026
Saturday Wind northeast 20 to 30 knots diminishing to northeast 10 to 20 late in the day.
Sunday Wind northwest 10 to 15 knots becoming light.
Monday Wind northeast 15 to 25 knots becoming southeasterly 15.

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Map of St. Lawrence - St. Lawrence River marine weather areas Miramichi North Cape Port Menier Roberval Airport Normandin Mistook Jonquière CFB Bagotville Cap-Chat Île Bicquette Charlo North Bay Airport Yarmouth Airport Brier Island St. Stephen Saint John Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Miscou Island Kouchibouguac Kouchibouguac Grand Manan Fundy Park (Alma) Bas Caraquet Bathurst Airport Lac Saint-Pierre Pointe-Noire Île d'Orléans Pointe-des-Monts L'Assomption Sept-Îles Airport Pointe Claveau Pointe de l'Islet Trois-Rivières Airport L'Isle-aux-Grues Deschambault Île Rouge Montréal-Trudeau Int'l Airport Montréal Metropolitain Airport Lac Memphrémagog Sainte-Anne-de-Bellevue Cap-Rouge Saint-Anicet Baie-Comeau Airport La Pocatière Pointe-au-Père New Carlisle Mont-Joli Airport Gaspé Airport Lake Nipissing - 45152 Rivière-la-Madeleine Beauport Cap-d'Espoir
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land station Land Station
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 13 March 2026 Today Tonight and Saturday At 3:00 a.m. EDT today low 996 mb located near Cape Breton Island.
By 8:00 p.m. EDT tonight departing low 967 mb located over
Labrador Sea.

At 3:00 a.m. EDT today ridge located on a line north-south over
western Quebec.
By 8:00 p.m. EDT Saturday ridge located on a line
northwest-southeast over Labrador.

At 3:00 a.m. EDT today low 988 mb located southwest of Lake
Superior.
By 8:00 p.m. EDT Saturday low 999 mb located over Nova Scotia.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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