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Grand Manan

Warnings

Forecast

Marine Forecast

Issued 10:00 AM AST 13 November 2025

Today Tonight and Friday.

Strong wind warning in effect.

Wind light increasing to north 15 knots early this evening and to northerly 20 to 25 late overnight. Wind northerly 20 to 25 Friday.

Scattered showers ending Friday morning.

Waves

Issued 05:00 AM AST 13 November 2025
Today Tonight and Friday. Seas 1 to 2 metres.

Extended Forecast

Issued 03:00 AM AST 13 November 2025
Saturday Wind north 20 knots backing to west 15 in the afternoon.
Sunday Wind southwest 15 knots increasing to southerly 25.
Monday Wind west 30 knots.

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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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Ice Conditions

Ice Forecasts

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

Warnings (In effect)

Strong wind warning in effect

Grand Manan

Issued 10:00 AM AST 13 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 10:00 AM AST 13 November 2025 Today Tonight and Friday At 10:00 a.m. AST today low 997 mb located over Laurentian Fan.
By 8:00 p.m. AST tonight low 990 mb located over eastern Banquereau.

At 3:00 a.m. AST Friday low 988 mb located over Newfoundland.

Marine Weather Statement

Issued 9:42 AM AST 13 November 2025 A low pressure system over Laurentian Fan will track northeastward
today to lie over Newfoundland tonight. Strong to gale force winds
will develop today in the vicinity of the low.

Marine interests are advised that gale warnings are in effect for
Banquereau and Laurentian Fan - eastern half.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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