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Grand Manan

Warnings

Forecast

Marine Forecast

Issued 08:00 PM ADT 14 April 2026

Tonight and Wednesday.

Wind light increasing to northeasterly 15 to 20 knots near midnight. Wind northeasterly 15 to 20 Wednesday.

Rain overnight and Wednesday morning. Fog patches forming near midnight.

Waves

Issued 05:00 PM ADT 14 April 2026
Tonight and Wednesday. Seas 1 metre.

Extended Forecast

Issued 03:30 PM ADT 14 April 2026
Thursday Wind variable 10 to 15 knots.
Friday Wind variable 10 to 15 knots.
Saturday Wind northeast 20 to 25 knots veering to southeast 15 to 20.

Ice Forecast

Issued 10:00 AM EDT 14 April 2026 Today Tonight and Wednesday Ice free. 

[ Canadian Ice Service ]

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Weather Conditions

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

Ice Forecasts

Issued 10:00 AM EDT 14 April 2026 Today Tonight and Wednesday

Ice Edge

Ice edge estimated from Cape Breton Island near 4607N 5949W to 4631N
5919W to 4844N 6156W to 4919N 6025W to Newfoundland near 4753N
5924W. Sea ice west then northeast of the ice edge.

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM ADT 14 April 2026 Tonight and Wednesday At 8:00 p.m. ADT tonight ridge located over the central Marine
District.
By 10:00 a.m. ADT Wednesday departing ridge located east of the
Marine District.

At 8:00 p.m. ADT tonight trough located over New England.
By 8:00 p.m. ADT Wednesday trough located on a line
northwest-southeast over southwestern Laurentian Fan.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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