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Pointe-des-Monts to Anticosti - southern half

Warnings

Forecast

Marine Forecast

Issued 03:00 PM EDT 15 April 2026

Tonight and Thursday.

Wind east 15 to 20 knots diminishing to light early this evening then becoming east 10 to 15 near noon Thursday.

Periods of drizzle beginning this evening with a risk of freezing drizzle changing to showers near noon Thursday. Fog banks forming this evening.

Temperatures near zero.

Waves

Issued 03:00 PM EDT 15 April 2026
Tonight and Thursday. Seas 1 metre.

Extended Forecast

Issued 06:00 PM EDT 15 April 2026
Friday Wind light increasing to southwest 15 to 25 knots in the morning then becoming northerly 15 to 25 late in the day.
Saturday Wind northeast 15 to 25 knots veering to easterly 20 to 30.
Sunday Wind southeasterly 20 to 30 knots veering to southwesterly 15 to 25.

Ice Forecast

Issued 10:00 AM EDT 15 April 2026 Today Tonight and Thursday 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 15 April 2026 Today Tonight and Thursday

Ice Edge

Ice edge estimated from Cape Breton Island near 4607N 5949W to 4631N
5919W to 4844N 6156W to 4919N 6025W to Newfoundland near 4753N
5924W. Sea ice west then northeast of the ice edge.

Ice Coverage

Open water.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 PM EDT 15 April 2026 Tonight and Thursday At 3:00 p.m. EDT today departing high 1023 mb located over
Newfoundland.

At 3:00 p.m. EDT today ridge located on a line east-west over the
Gulf of St. Lawrence.
By 8:00 p.m. EDT Thursday departing ridge located on a line
east-west over Newfoundland.

At 8:00 p.m. EDT tonight building low 1004 mb located over the
Midwestern states.
By 8:00 p.m. EDT Thursday low 1004 mb located over eastern Ontario.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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