Language selection

Weather shortcuts

Cornwall to Montréal

Forecast

Marine Forecast

Issued 03:00 PM EDT 18 March 2024

Tonight and Tuesday.

Wind southwest 15 to 25 knots becoming westerly 15 early this evening then increasing to westerly 15 to 20 early Tuesday morning. Wind diminishing to light Tuesday evening.

Flurries or showers ending near midnight. Flurries Tuesday evening. Visibility 1 mile or less in flurries.

Low tonight minus 4. High Tuesday plus 2.

Extended Forecast

Issued 06:00 PM EDT 18 March 2024
Wednesday Wind light becoming southerly 10 to 15 knots in the morning.
Thursday Wind west 15 to 25 knots.
Friday Wind west 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 Lake Nipissing - 45152 North Bay Airport Beauport Deschambault Île d'Orléans L'Assomption Trois-Rivières Airport L'Isle-aux-Grues Lac Saint-Pierre Montréal-Trudeau Int'l Airport Saint-Hubert Airport Lac Memphrémagog Sainte-Anne-de-Bellevue Saint-Anicet Baie-Comeau Airport Cap-Rouge Île Rouge Pointe de l'Islet Pointe Claveau Sept-Îles Airport Pointe-des-Monts Pointe-Noire Cap-d'Espoir Rivière-la-Madeleine Gaspé Airport La Pocatière Mont-Joli Airport New Carlisle Pointe-au-Père Port Menier Île Bicquette Cap-Chat CFB Bagotville Jonquière Mistook Normandin Roberval Airport Bas Caraquet Bathurst Airport Charlo Miramichi Fundy Park (Alma) Grand Manan Kouchibouguac Kouchibouguac Miscou Island Greater Moncton Roméo LeBlanc Int'l Airport Point Lepreau Saint John Airport St. Stephen Brier Island Yarmouth Airport North Cape
Legend:
buoy Buoy
land station Land Station
Ice Conditions

There is no ice forecast issued for this area.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 PM EDT 18 March 2024 Tonight and Tuesday At 3:00 p.m. EDT today low 990 mb located near Anticosti Island.
By 8:00 p.m. EDT Tuesday low 992 mb located near the Strait of
Belle Isle.

At 3:00 p.m. EDT today dissipating trough from low located from
Gaspé to Cornwall.

St. Lawrence - St. Lawrence River Area

Another Region

Date modified: