Language selection

Weather shortcuts

Northumberland Strait

Forecast

Marine Forecast

Issued 08:00 PM ADT 18 May 2025

Tonight and Monday.

Wind southeast 15 knots diminishing to light after midnight then increasing to northeast 15 to 20 Monday afternoon except light over eastern sections.

Rain and fog patches.

Extended Forecast

Issued 03:30 PM ADT 18 May 2025
Tuesday Wind northeast 25 knots.
Wednesday Wind northeast 25 knots diminishing to northeast 15 to 20.
Thursday Wind northeast 15 to 20 knots.

Stay connected

ATOM

Weather Conditions

Skip Image

Zoom-in to make a selection

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 Saint-Hubert 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
Legend:
buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 16 May 2025 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM ADT 18 May 2025 Tonight and Monday At 8:00 p.m. ADT tonight quasi-stationary low 994 mb located over
southern New Brunswick.

At 8:00 p.m. ADT tonight trough from low located from New Brunswick
to East Scotian Slope.
By 10:00 a.m. ADT Monday trough from low located from New Brunswick
to Banquereau.

St. Lawrence - St. Lawrence River Area

Another Region

Date modified: