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Saguenay to Tadoussac

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 12 March 2026

Today Tonight and Friday.

Storm warning in effect.

Wind east 40 to 50 knots diminishing to east 30 to 40 early this morning and to east 20 to 30 late this morning. Wind becoming west 25 to 35 near noon then diminishing to west 15 to 25 Friday morning. Wind diminishing to light Friday evening.

Snow this morning changing to scattered flurries and ending this evening. Visibility 1 mile or less in precipitation.

High today minus 3. Low tonight minus 9. High Friday minus 4.

Extended Forecast

Issued 06:00 AM EDT 12 March 2026
Saturday Wind east 15 to 25 knots becoming west 15 to 25 late in the day.
Sunday Wind west 15 to 25 knots diminishing to light.
Monday Wind east 25 to 35 knots increasing to east 40 to 50.

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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)

Storm warning in effect

Saguenay to Tadoussac

Issued 03:00 AM EDT 12 March 2026

'Storm' force winds of 48 to 63 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 12 March 2026 Today Tonight and Friday At 3:00 a.m. EDT today low 995 mb located near Montréal.
By 8:00 p.m. EDT Friday low 963 mb located over Labrador Sea.

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 northwest-southeast
over Rivière-du-Loup.

At 8:00 p.m. EDT Friday approaching low 995 mb located over
Lake Huron.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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