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Montréal to Trois-Rivières

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 06 June 2026

Today Tonight and Sunday.

Strong wind warning in effect.

Wind light increasing to southwesterly 15 knots early this afternoon with gusts to 30 near thunderstorms. Wind becoming west 15 to 25 near midnight then becoming northwest 15 Sunday morning. Wind increasing to north 15 to 20 near noon Sunday then diminishing to north 10 to 15 Sunday evening.

Showers today tonight and Sunday morning. Risk of thunderstorms this afternoon and this evening. Visibility as low as 1 mile in showers.

Extended Forecast

Issued 06:00 PM EDT 05 June 2026
Sunday Wind west 10 to 15 knots becoming northeast 15 in the afternoon.
Monday Wind light.
Tuesday 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 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)

Strong wind warning in effect

Montréal to Trois-Rivières

Issued 03:00 AM EDT 06 June 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 or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 6 June 2026 Today Tonight and Sunday At 3:00 a.m. EDT today departing ridge located over the Gulf of
St. Lawrence.

At 3:00 a.m. EDT today low 1004 mb located over James Bay.
By 2:00 a.m. EDT Sunday departing low 999 mb located over
Trois-Rivières.

At 8:00 a.m. EDT Sunday ridge located on a line northeast-southwest
over James Bay.
By 8:00 p.m. EDT Sunday approaching ridge located on a line
northeast-southwest over Lake Saint-Jean.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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