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Pointe-des-Monts to Anticosti - southern half

Warnings

Forecast

Marine Forecast

Issued 03:00 PM EDT 20 July 2026

Tonight and Tuesday.

Gale warning in effect.

Wind westerly 25 to 35 knots diminishing to southwest 15 to 25 early this evening then becoming southwest 15 late overnight. Wind diminishing to light early Tuesday morning then increasing to south 10 to 20 late Tuesday morning.

Waves

Issued 03:00 PM EDT 20 July 2026
Tonight and Tuesday. Seas 2 metres subsiding to 1 early Tuesday morning.

Extended Forecast

Issued 06:00 PM EDT 20 July 2026
Wednesday Wind southeasterly 20 to 30 knots diminishing to light late in the day.
Thursday Wind southwest 25 to 35 knots.
Friday Wind southwest 25 to 35 knots diminishing to southwest 15 to 25.

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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

Ice Forecasts

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

Warnings (In effect)

Gale warning in effect

Pointe-des-Monts to Anticosti - southern half

Issued 3:00 PM EDT 20 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 20 July 2026 Tonight and Tuesday At 3:00 p.m. EDT today departing low 990 mb located off Labrador.

At 3:00 p.m. EDT today ridge located on a line north-south over
Cornwall.
By 8:00 p.m. EDT Tuesday dissipating ridge located from Newfoundland
to Natashquan.

At 8:00 p.m. EDT tonight trough located on a line north-south over
Lake Superior.
By 8:00 p.m. EDT Tuesday trough located on a line north-south over
Lake Ontario.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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