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Gulf - Magdalen

Forecast

Marine Forecast

Issued 03:30 PM AST 18 November 2025

Tonight and Wednesday.

Wind west 25 to 30 knots diminishing to westerly 15 to 20 Wednesday evening.

Scattered showers ending near midnight.

Waves

Issued 05:00 AM AST 18 November 2025

Gulf - Magdalen - northeastern half

Today Tonight and Wednesday. Seas 2 to 3 metres subsiding to 1 to 2 Wednesday afternoon.

Gulf - Magdalen - southwestern half

Today Tonight and Wednesday. Seas 2 to 3 metres subsiding to 1 to 2 this morning.

Extended Forecast

Issued 03:30 PM AST 18 November 2025
Thursday Wind southwest 15 knots.
Friday Wind south 10 to 15 knots increasing to southeast 30.
Saturday Wind southerly 25 knots veering to west 30.

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Weather Conditions

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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 Montréal Metropolitain 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
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buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 26 May 2025 Forecasts have ended for the season.
 

Iceberg Bulletin

Issued 1:30 PM EST 18 November 2025

Iceberg Limit

Iceberg limit at 0000 UTC 19 Nov estimated from Newfoundland near
4959N 5532W to 5015N 5030W to 5100N 4915W to 5445N 5030W to 5945N
5730W to 6100N 5310W to 6000N 4940W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:30 PM AST 18 November 2025 Tonight and Wednesday At 3:30 p.m. AST today low 975 mb located over Labrador.
By 8:00 p.m. AST Wednesday departing low 988 mb located north
of Labrador.

At 8:00 p.m. AST Wednesday approaching ridge located over New
England.

Marine Weather Statement

Issued 3:15 PM AST 18 November 2025 A low pressure system over Labrador will move very slowly north
tonight and Wednesday. Strong to gale force westerly winds are
expected to persist over Northern Gulf of St. Lawrence waters until
late in the day on Wednesday in the wake of the low.

Marine interests are advised that a gale warning is in effect for
Anticosti - western half.

St. Lawrence - St. Lawrence River Area

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