Marine Forecast

Issued 10:00 AM ADT 24 October 2016

Today Tonight and Tuesday

Strong wind warning in effect.

Wind westerly 25 knots diminishing to west 15 to 20 Tuesday morning.

Chance of showers.


Issued 05:00 AM ADT 24 October 2016
Today Tonight and Tuesday Seas 3 to 4 metres subsiding to 2 to 3 early this afternoon and to 1 to 2 Tuesday morning.

Extended Forecast

Issued 03:00 AM ADT 24 October 2016
Wednesday Wind northwesterly 20 knots veering to northeasterly 25 late in the day.
Thursday Wind northeast 15 to 20 knots diminishing to light.
Friday Wind east 20 to 25 knots increasing to east 35.

Stay connected


Weather Conditions

Skip Image

Zoom-in to make a selection

Map of St. Lawrence - St. Lawrence River marine weather areas Mont-Louis - 45138 Lake Nipissing - 45152 North Bay Airport Beauport Deschambault L'Assomption Trois-Rivières Airport Saint-Hubert Airport Baie-Comeau Airport Cap-Rouge Pointe de l'Islet Sept-Îles Airport Cap-d'Espoir Rivière-la-Madeleine Gaspé Airport La Pocatière Mont-Joli Airport New Carlisle Pointe-au-Père Port Menier CFB Bagotville Jonquière Mistook Normandin Roberval Airport Bas Caraquet Bathurst Airport Bouctouche AAFC Charlo Miramichi Fundy Park (Alma) Grand Manan Kouchibouguac Miscou Island Greater Moncton Int'l Airport Point Lepreau Saint John Airport St. Stephen Brier Island Yarmouth Airport North Cape Île d'Orléans Île aux-Grues Lac Saint-Pierre Varennes Lac Memphremagog Sainte-Anne-de-Bellevue Saint-Anicet Île Rouge Pointe Claveau Pointe-des-Monts Pointe-Noire Île Bicquette Cap-Chat Montréal-Trudeau Int'l Airport
buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 25 May 2016 Forecasts have ended for the season.

Warnings (In effect)



Issued 3:30 PM ADT 24 October 2016

'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.


Technical Marine Synopsis

Issued 3:30 PM ADT 24 October 2016 Tonight and Tuesday At 3:30 p.m. ADT today low located over southeastern Quebec.
By 10:00 a.m. ADT Tuesday weakening low located over the Gulf of
St. Lawrence.

At 3:30 p.m. ADT today low located over West Scotian Slope.
By midnight ADT tonight low located over eastern Banquereau.

Marine Weather Statement

Issued 3:21 PM ADT 24 October 2016 A low pressure system over West Scotian Slope will track
northeastward across slope waters reaching Eastern Banquereau this
evening. A brief period of southerly gales is expected this evening
over Laurentian Fan.

Marine interests are advised that a gale warning is in effect for
Laurentian Fan.

St. Lawrence - St. Lawrence River Area

Another Region

What we are doing

Date modified: