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Grand Manan

Forecast

Marine Forecast

Issued 03:00 AM ADT 01 June 2025

Today Tonight and Monday.

Strong wind warning in effect.

Wind southwest 30 knots diminishing to southwest 15 overnight. Wind southwest 15 Monday.

Waves

Issued 05:00 PM ADT 31 May 2025
Tonight and Sunday. Seas 1 to 2 metres building to 2 to 3 late this evening and to 3 to 4 late overnight. Seas subsiding to 2 to 3 early Sunday morning.

Extended Forecast

Issued 03:00 AM ADT 01 June 2025
Tuesday Wind light becoming southwest 15 knots in the afternoon.
Wednesday Wind light becoming southwest 15 knots.
Thursday Wind southwest 10 to 15 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 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
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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.
Warnings

Warnings (In effect)

Strong wind warning in effect

Grand Manan

Issued 03:00 AM ADT 01 June 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 3:00 AM ADT 1 June 2025 Today Tonight and Monday At 3:00 a.m. ADT today low 982 mb located over the St. Lawrence
River.
By 3:30 p.m. ADT Monday weakening low 1001 mb located over Labrador.

St. Lawrence - St. Lawrence River Area

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