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Pointe-des-Monts to Anticosti - northern half

Warnings

Forecast

Marine Forecast

Issued 03:00 PM EDT 13 July 2026

Tonight and Tuesday.

Strong wind warning in effect.

Wind southwest 20 to 30 knots becoming southwest 20 late overnight then increasing to southwest 20 to 30 Tuesday morning.

Scattered showers ending this evening with a risk of thunderstorms. Showers Tuesday with a risk of thunderstorms.

Waves

Issued 03:00 PM EDT 13 July 2026
Tonight and Tuesday. Seas 1 to 2 metres subsiding to 1 Tuesday evening.

Extended Forecast

Issued 06:00 PM EDT 13 July 2026
Wednesday Wind west 15 to 25 knots increasing to southwest 25 to 35 in the morning.
Thursday Wind westerly 20 to 30 knots.
Friday Wind westerly 20 to 30 knots.

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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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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 19 May 2026 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Strong wind warning in effect

Pointe-des-Monts to Anticosti - northern half

Issued 3:00 PM EDT 13 July 2026

'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. 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 13 July 2026 Tonight and Tuesday At 3:00 p.m. EDT today departing ridge located on a line north-south
over southern Quebec.

At 3:00 p.m. EDT today trough located on a line north-south over
northern Ontario.
By 8:00 p.m. EDT Tuesday trough located on a line north-south over
the Gaspe Peninsula.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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