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Beauport to L'Isle-aux-Coudres

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 08 March 2026

Today Tonight and Monday.

Gale warning in effect.

Wind southwest 15 to 25 knots becoming northeast 15 to 25 this morning then diminishing to light early this afternoon. Wind increasing to southwest 10 to 20 late this afternoon and to southwest 20 to 30 early this evening. Wind becoming southwest 25 to 35 Monday evening.

Periods of rain changing to periods of snow or rain this afternoon and ending Monday morning. Fog dissipating early this morning.

Extended Forecast

Issued 06:00 AM EDT 08 March 2026
Tuesday Wind southwest 15 to 25 knots diminishing to southwest 10 to 15 in the morning then becoming northeast 10 to 15 late in the day.
Wednesday Wind northeast 10 to 15 knots increasing to northeast 15 to 25.
Thursday Wind northeast 15 to 25 knots becoming southwest 10 to 20.

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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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Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Gale warning in effect

Beauport to L'Isle-aux-Coudres

Issued 03:00 AM EDT 08 March 2026

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 8 March 2026 Today Tonight and Monday At 3:00 a.m. EDT today cold front located on a line
northeast-southwest over Lake Saint-Jean.
By 3:00 p.m. EDT today departing cold front located on a line
northeast-southwest over Chaleur Bay.

At 3:00 a.m. EDT today ridge located on a line northeast-southwest
over Lake Michigan.
By 8:00 p.m. EDT Monday departing ridge located on a line
north-south over Newfoundland.

At 3:00 a.m. EDT today low located over northwestern Lake Superior.
By 8:00 p.m. EDT Monday low located over northern Lake Saint-Jean.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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