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Tadoussac to Pointe à Michel

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 05 October 2026

Today Tonight and Tuesday.

Storm warning in effect.

Wind southerly 15 to 25 knots diminishing to southerly 10 to 15 early this morning then increasing to west 20 to 30 near noon. Wind becoming westerly 25 to 35 near midnight except west 40 near the mouth of the Saguenay River. Wind becoming westerly 35 to 45 overnight except west 50 near the mouth of the Saguenay River. Wind diminishing to west 20 to 30 Tuesday afternoon except west 40 near the mouth of the Saguenay River. Wind becoming west 20 Tuesday evening except west 30 near the mouth of the Saguenay River.

Showers ending Tuesday morning.

Waves

Issued 03:00 AM EDT 05 October 2026
Today Tonight and Tuesday. Seas 1 metre building to 1 to 2 this afternoon.

Extended Forecast

Issued 06:00 AM EDT 05 October 2026
Wednesday Wind southwest 10 to 20 knots.
Thursday Wind southwest 10 to 20 knots.
Friday Wind light increasing to southwest 15 to 25 knots.

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Map of St. Lawrence - St. Lawrence River marine weather areas Grand Manan New Carlisle Pointe-au-Père Fundy Park (Alma) Port Menier Miramichi Île Bicquette Charlo Cap-Chat Bathurst Airport CFB Bagotville Jonquière Mistook Normandin Roberval Airport Île-d'Orléans - Quai de St-Jean Deschambault North Bay Airport Beauport L'Isle-aux-Grues Bas Caraquet Lake Nipissing - 45152 Pointe-des-Monts L'Assomption Baie-Comeau Airport Saint-Anicet Cap-Rouge Sainte-Anne-de-Bellevue Lac Memphrémagog Montréal Metropolitain Airport Île Rouge Montréal-Trudeau Int'l Airport Lac Saint-Pierre Trois-Rivières Airport Pointe de l'Islet Pointe Claveau Sept-Îles Airport Kouchibouguac 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 La Pocatière Miscou Island Mont-Joli Airport
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buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 19 May 2026 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Storm warning in effect

Tadoussac to Pointe à Michel

Issued 06:20 AM EDT 05 October 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.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 5 October 2026 Today Tonight and Tuesday At 3:00 a.m. EDT today low 995 mb located east of James Bay.
By 8:00 p.m. EDT Tuesday low 982 mb located over the Quebec Lower
North Shore.

At 3:00 a.m. EDT today ridge located on a line north-south over
the Midwestern states.
By 8:00 p.m. EDT Tuesday ridge located on a line north-south
over Montréal.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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