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L'Isle-aux-Coudres to Tadoussac

Warnings

Forecast

Marine Forecast

Issued 08:07 AM EDT 07 June 2026

Today Tonight and Monday.

Gale warning in effect.

Wind northeast 30 to 40 knots diminishing to northeast 20 to 30 near noon and to northeast 10 to 20 this afternoon. Wind becoming light early this evening. Wind light Monday.

Showers this morning. Visibility as low as 1 mile in showers.

Waves

Issued 03:00 AM EDT 07 June 2026
Today Tonight and Monday. Seas 1 to 2 metres subsiding to 1 or less early this evening.

Extended Forecast

Issued 06:00 AM EDT 07 June 2026
Tuesday Wind light becoming southwest 10 to 15 knots in the afternoon.
Wednesday Wind light.
Thursday 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)

Gale warning in effect

L'Isle-aux-Coudres to Tadoussac

Issued 08:07 AM EDT 07 June 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 or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 7 June 2026 Today Tonight and Monday At 3:00 a.m. EDT today low 998 mb located near Trois-Rivières.
By 8:00 p.m. EDT Monday departing low 1000 mb located off
Newfoundland.

At 3:00 a.m. EDT today high 1017 mb located near Lake Superior.
By 8:00 p.m. EDT Monday high 1026 mb located over the East Coast
of the U.S.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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