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Saguenay to Tadoussac

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 10 March 2026

Today Tonight and Wednesday.

Gale warning in effect.

Wind west 25 to 35 knots diminishing to west 15 to 25 this morning and to west 10 to 15 this evening. Wind becoming light near midnight then increasing to east 25 to 35 Wednesday morning.

Periods of snow this afternoon. Snow Wednesday. Risk of freezing rain late Wednesday evening. Visibility 1 mile or less in snow.

Temperatures plus 5 falling to minus 10 Wednesday morning.

Extended Forecast

Issued 06:00 AM EDT 10 March 2026
Thursday Wind east 35 to 45 knots diminishing to east 20 to 30 in the morning then becoming west 20 to 30 in the afternoon.
Friday Wind west 20 to 30 knots diminishing to light late in the day.
Saturday Wind east 15 to 25 knots becoming west 15 to 25 late in the day.

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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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Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Gale warning in effect

Saguenay to Tadoussac

Issued 03:00 AM EDT 10 March 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 10 March 2026 Today Tonight and Wednesday At 3:00 a.m. EDT today trough located from Sept-Îles to Montréal.
By 2:00 a.m. EDT Wednesday dissipating trough located on a line
northeast-southwest over Newfoundland.

At 3:00 a.m. EDT today high 1022 mb located over northern Ontario.
By 8:00 p.m. EDT Wednesday high 1030 mb located over Labrador.

At 8:00 p.m. EDT tonight low 1004 mb located over the Midwestern
states.
By 8:00 p.m. EDT Wednesday low 994 mb located over Lake Ontario.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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