Language selection

Weather shortcuts

Pointe-des-Monts to Anticosti - northern half

Forecast

Marine Forecast

Issued 03:00 PM EDT 12 October 2026

Tonight and Tuesday.

Wind northerly 15 to 20 knots diminishing to northerly 10 to 15 near midnight then becoming light early Tuesday morning.

Waves

Issued 03:00 PM EDT 12 October 2026
Tonight and Tuesday. Seas 2 metres subsiding to 1 early this evening.

Extended Forecast

Issued 06:00 AM EDT 12 October 2026
Wednesday Wind light increasing to easterly 15 to 20 knots in the morning.
Thursday Wind northwest 15 to 25 knots.
Friday Wind light becoming east 15 knots.

Stay connected

ATOM

Weather Conditions

Skip Image

Zoom-in to make a selection

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
Legend:
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 (Ended)

Strong wind warning ended

Pointe-des-Monts to Anticosti - northern half

Issued 3:00 PM EDT 12 October 2026
Synopsis

Technical Marine Synopsis

Issued 3:00 PM EDT 12 October 2026 Tonight and Tuesday At 3:00 p.m. EDT today ridge located from Hudson Bay to Labrador.
By 8:00 p.m. EDT Tuesday ridge located from Labrador to Cape
Breton Island.

At 8:00 a.m. EDT Tuesday low located over Lake Michigan.
By 8:00 p.m. EDT Tuesday low located over Lake Ontario.

St. Lawrence - St. Lawrence River Area

Another Region

Date modified: