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Montréal to Trois-Rivières

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 16 July 2026

Today Tonight and Friday.

Strong wind warning in effect.

Wind west 10 to 15 knots increasing to northwest 15 to 25 late this morning then diminishing to northwest 10 to 15 this evening. Wind becoming light Friday evening.

Showers today with a risk of thunderstorms.

Extended Forecast

Issued 06:00 AM EDT 16 July 2026
Saturday Wind light.
Sunday Wind northwest 10 to 20 knots.
Monday Wind southwest 10 to 15 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

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Strong wind warning in effect

Montréal to Trois-Rivières

Issued 03:00 AM EDT 16 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.

Watches (Ended)

Squall watch ended

Montréal to Trois-Rivières

Issued 12:28 PM EDT 16 July 2026
Synopsis

Technical Marine Synopsis

Issued 8:25 AM EDT 16 July 2026 Today Tonight and Friday At 3:00 a.m. EDT today low 987 mb located over Labrador.
By 8:00 p.m. EDT Friday low 997 mb located over Labrador.

At 3:00 a.m. EDT today ridge located on a line north-south over
northwestern Ontario.
By 8:00 p.m. EDT Friday ridge located on a line north-south over
the Great Lakes.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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