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Saguenay to Tadoussac

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 13 July 2025

Today Tonight and Monday.

Wind east 10 to 20 knots becoming light early this evening. Wind light Monday.

Showers this afternoon and tonight with a risk of thunderstorms. Fog patches forming overnight and dissipating Monday morning. Visibility as low as 1 mile in showers and 1 mile or less in fog patches.

Extended Forecast

Issued 06:00 AM EDT 13 July 2025
Tuesday Wind west 15 to 25 knots diminishing to west 10 to 15 in the afternoon.
Wednesday Wind light increasing to west 20 to 30 knots.
Thursday Wind light becoming east 10 to 15 knots.

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Map of St. Lawrence - St. Lawrence River marine weather areas Cap-Chat Mont-Joli Airport Bathurst Airport Île Bicquette Charlo Port Menier Miramichi Pointe-au-Père Fundy Park (Alma) New Carlisle Grand Manan Bas Caraquet CFB Bagotville Jonquière Mistook Normandin Roberval Airport Deschambault Beauport North Bay Airport Trois-Rivières Airport Lake Nipissing - 45152 Kouchibouguac Baie-Comeau Airport Île d'Orléans Saint-Anicet Sainte-Anne-de-Bellevue Cap-Rouge Lac Memphrémagog Saint-Hubert Airport Montréal-Trudeau Int'l Airport Île Rouge Lac Saint-Pierre L'Isle-aux-Grues L'Assomption Pointe de l'Islet Pointe Claveau Sept-Îles Airport Pointe-des-Monts North Cape Pointe-Noire Yarmouth Airport Cap-d'Espoir Brier Island Rivière-la-Madeleine St. Stephen Gaspé Airport Saint John Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Miscou Island Kouchibouguac La Pocatière
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Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Squall warning in effect

Saguenay to Tadoussac

Issued 1:43 PM EDT 13 July 2025 Squalls with wind gusts up to 50 knots, frequent lightning and poor to very poor visibility in flurries heavy at times are expected or occurring in the area.



Proceed with caution as visibility may suddenly be reduced to near zero. Mariners are advised to prepare for squalls. If underway, seek safe harbour immediately.

Please continue to monitor alerts and forecasts issued by Environment Canada. For more information monitor Canadian Coast Guard radio or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 13 July 2025 Today Tonight and Monday At 3:00 a.m. EDT today high located over Nova Scotia.
By noon EDT Monday departing high located off Nova Scotia.

At 3:00 a.m. EDT today low 995 mb located over northern Ontario.
By noon EDT Monday low 985 mb located over the Ungava Peninsula.

At 3:00 a.m. EDT Tuesday approaching ridge located over eastern
Ontario.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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