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Beauport to L'Isle-aux-Coudres

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Forecast

Marine Forecast

Issued 03:00 PM EST 16 December 2025

Tonight and Wednesday.

Gale warning in effect.

Wind southwest 25 to 35 knots diminishing to southwest 15 to 25 Wednesday morning then veering to northwest 15 to 25 Wednesday evening.

Flurries Wednesday. Visibility as low as 1 mile in flurries.

Low tonight minus 6. High Wednesday zero.

Extended Forecast

Issued 06:00 PM EST 16 December 2025
Thursday Wind southwest 15 to 25 knots becoming southwest 15 in the afternoon.
Friday Wind south 15 knots increasing to southwest 25 to 35 late in the day.
Saturday Wind southwest 25 to 35 knots diminishing to west 15 to 25.

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Map of St. Lawrence - St. Lawrence River marine weather areas Cap-Chat Mont-Joli Airport Bathurst Airport Île Bicquette Charlo Port Menier Miramichi Pointe-au-Père Fundy Park (Alma) New Carlisle Grand Manan Bas Caraquet CFB Bagotville Jonquière Mistook Normandin Roberval Airport Deschambault Beauport North Bay Airport Trois-Rivières Airport Lake Nipissing - 45152 Kouchibouguac Baie-Comeau Airport Île d'Orléans Saint-Anicet Sainte-Anne-de-Bellevue Cap-Rouge Lac Memphrémagog Montréal Metropolitain Airport Montréal-Trudeau Int'l Airport Île Rouge Lac Saint-Pierre L'Isle-aux-Grues L'Assomption Pointe de l'Islet Pointe Claveau Sept-Îles Airport Pointe-des-Monts North Cape Pointe-Noire Yarmouth Airport Cap-d'Espoir Brier Island Rivière-la-Madeleine St. Stephen Gaspé Airport Saint John Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Miscou Island Kouchibouguac La Pocatière
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buoy Buoy
land station Land Station
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 9:06 PM EST 16 December 2025

'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 PM EST 16 December 2025 Tonight and Wednesday At 3:00 p.m. EST today ridge located from Montréal to Labrador.
By 7:00 a.m. EST Wednesday departing ridge located on a line
north-south over Newfoundland.

At 7:00 p.m. EST tonight trough located on a line
northeast-southwest over northern Ontario.
By 7:00 p.m. EST Wednesday trough located from Lake Ontario to
Labrador.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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