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Beauport to L'Isle-aux-Coudres

Warnings

Forecast

Marine Forecast

Issued 03:00 PM EDT 22 July 2026

Tonight and Thursday.

Gale warning in effect.

Wind southwest 25 to 35 knots becoming southwest 20 to 30 near midnight then diminishing to southwest 15 Thursday evening.

Scattered showers ending near midnight. Risk of thunderstorms late this afternoon.

Extended Forecast

Issued 06:00 AM EDT 22 July 2026
Friday Wind southwest 15 to 20 knots.
Saturday Wind light.
Sunday Wind light.

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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 - Quai de St-Jean 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

Warnings (In effect)

Gale warning in effect

Beauport to L'Isle-aux-Coudres

Issued 3:00 PM EDT 22 July 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.

Synopsis

Technical Marine Synopsis

Issued 3:00 PM EDT 22 July 2026 Tonight and Thursday At 3:00 p.m. EDT today low 993 mb located over northern Quebec.
By 8:00 p.m. EDT Thursday low 990 mb located over Ungava Bay.

At 3:00 p.m. EDT today cold front from low located over Québec city.
By midnight EDT tonight departing cold front from low located over
Anticosti Island.

At 6:00 a.m. EDT Thursday ridge located over the Great Lakes.
By 8:00 p.m. EDT Thursday ridge located over Montréal.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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