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Pointe-des-Monts to Anticosti - southern half

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 17 April 2026

Today Tonight and Saturday.

Wind light increasing to west 10 to 15 knots early this morning and to west 20 to 30 near noon. Wind veering to northerly 15 to 25 early this evening then becoming northeast 15 near midnight. Wind increasing to southeasterly 20 to 30 Saturday morning.

Showers ending early this morning. Fog banks dissipating near noon.

Temperatures near plus 1.

Waves

Issued 03:00 AM EDT 17 April 2026
Today Tonight and Saturday. Seas 1 to 2 metres.

Extended Forecast

Issued 06:00 AM EDT 17 April 2026
Sunday Wind southeasterly 20 to 30 knots diminishing to southerly 15 in the afternoon then increasing to southwesterly 15 to 25 late in the day.
Monday Wind west 20 to 30 knots.
Tuesday Wind northwest 15 knots diminishing to light.

Ice Forecast

Issued 10:00 AM EDT 17 April 2026 Today Tonight and Saturday Open water. 

[ Canadian Ice Service ]

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Weather Conditions

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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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land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 17 April 2026 Today Tonight and Saturday

Ice Edge

First ice edge estimated from Cape Breton Island near 4621N 6025W to
4655N 6008W to 4742N 6124W to Gaspe Peninsula near 4846N 6410W. Sea
ice southwest of the ice edge.

Second ice edge estimated from Quebec near 4845N 6751W to 5005N
6507W to 4957N 6018W to Newfoundland near 4806N 5905W. Sea ice north
of the ice edge.

Ice Coverage

Open water.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 17 April 2026 Today Tonight and Saturday At 3:00 a.m. EDT today departing trough located on a line
north-south over the Gulf of St. Lawrence.

At 3:00 a.m. EDT today ridge located on a line northeast-southwest
over Hudson Bay.
By 8:00 p.m. EDT Saturday ridge located from Labrador Coast to
Newfoundland.

At 3:00 a.m. EDT today deepening trough located on a line
north-south over Lake Superior.
By 8:00 p.m. EDT Saturday trough located from Hudson Bay to Lake
Ontario.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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