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Tadoussac to Pointe à Michel

Warnings

Forecast

Marine Forecast

Issued 03:00 PM EST 21 January 2026

Tonight and Thursday.

Wind southwest 20 to 30 knots diminishing to light late this evening then increasing to southeasterly 10 to 15 late overnight. Wind increasing to southwest 15 to 25 Thursday evening.

Flurries tonight and Thursday. Visibility as low as 1 mile in flurries.

Temperatures near minus 7.

Waves

Issued 03:00 PM EST 21 January 2026
Tonight and Thursday. Mainly ice covered.

Extended Forecast

Issued 06:00 PM EST 21 January 2026
Friday Wind west 15 to 25 knots.
Saturday Wind west 15 to 25 knots.
Sunday Wind northwest 15 knots.

Ice Forecast

Issued 10:00 AM EST 21 January 2026 Today Tonight and Thursday 4 tenths new ice including 1 tenth grey-white ice except 7 tenths grey-white ice near the coast in the southwestern section. Consolidated grey-white ice along parts of the coasts. 

[ Canadian Ice Service ]

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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 Montréal Metropolitain 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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buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EST 21 January 2026 Today Tonight and Thursday

Ice Edge

First ice edge estimated from New Brunswick near 4532N 6507W to Nova
Scotia near 4500N 6510W. Sea ice east of the ice edge.

Second ice edge estimated from Nova Scotia near 4435N 6327W to 4432N
6251W to 4539N 5917W to 4704N 6000W to 4822N 6159W to 5039N 5807W to
4759N 5937W to Newfoundland near 4738N 5919W. Sea ice northwest then
east of the ice edge.

Ice Coverage

4 tenths new ice including 1 tenth grey-white ice except 7 tenths
grey-white ice near the coast in the southwestern section.
Consolidated grey-white ice along parts of the coasts.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 PM EST 21 January 2026 Tonight and Thursday At 3:00 p.m. EST today ridge located on a line northwest-southeast
over Sept-Îles.
By 7:00 a.m. EST Thursday departing ridge located on a line
northwest-southeast over Natashquan.

At 3:00 p.m. EST today building trough located on a line north-south
over Lake Superior.
By 7:00 p.m. EST Thursday trough located on a line
northwest-southeast over Rimouski.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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