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Gulf - Magdalen - northeastern half

Warnings

Forecast

Marine Forecast

Issued 08:00 PM AST 12 November 2025

Tonight and Thursday.

Strong wind warning in effect.

Wind southwesterly 25 knots diminishing to west 15 near midnight and to light late overnight. Wind increasing to northeast 15 near noon Thursday and to northeast 25 early Thursday evening.

Showers or flurries ending after midnight. Showers Thursday evening.

Waves

Issued 05:00 PM AST 12 November 2025
Tonight and Thursday. Seas 3 to 4 metres subsiding to 2 to 3 near midnight and to 1 to 2 early Thursday morning.

Extended Forecast

Issued 03:30 PM AST 12 November 2025
Friday Wind north 15 knots backing to northwest 20 in the afternoon.
Saturday Wind northwest 30 knots diminishing to west 20.
Sunday Wind south 15 knots backing to southeast 20.

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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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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 12 November 2025

Iceberg Limit

Iceberg limit at 0000 UTC 13 Nov estimated from Newfoundland near
5026N 5623W to 5000N 4915W to 5045N 4745W to 5300N 4830W to 5945N
5730W to 6055N 5315W to 5950N 4955W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Strong wind warning in effect

Gulf - Magdalen - northeastern half

Issued 8:00 PM AST 12 November 2025

'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.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM AST 12 November 2025 Tonight and Thursday At 3:00 a.m. AST Thursday intensifying low 1003 mb located over
southwestern East Scotian Slope.
By 3:30 p.m. AST Thursday low 990 mb located over southern
Banquereau.

Marine Weather Statement

Issued 7:51 PM AST 12 November 2025 A low pressure system will develop tonight over East Scotian Slope
and track northeastward to lie over Banquereau by tomorrow afternoon.
Strong to gale force easterly to northerly winds will develop on the
north side of the low tomorrow afternoon.

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

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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