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Grand Manan

Warnings

Forecast

Marine Forecast

Issued 03:30 PM ADT 10 April 2026

Tonight and Saturday.

Wind southwesterly 15 to 20 knots becoming southwest 15 near midnight then veering to west 15 Saturday morning. Wind increasing to northwest 25 Saturday evening.

Showers and fog patches Saturday.

Waves

Issued 05:00 PM ADT 10 April 2026
Tonight and Saturday. Seas 1 metre or less building to 1 to 2 near midnight then subsiding to 1 or less Saturday evening.

Extended Forecast

Issued 03:30 PM ADT 10 April 2026
Sunday Wind northwest 20 knots backing to southwest 20 late in the day.
Monday Wind southwest 25 to 30 knots.
Tuesday Wind west 20 knots veering to northerly 15.

Ice Forecast

Issued 10:00 AM EDT 10 April 2026 Today Tonight and Saturday 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 10 April 2026 Today Tonight and Saturday

Ice Edge

Ice edge estimated from Nova Scotia near 4520N 6059W to 4547N 5924W
to 4712N 5933W to Newfoundland near 4753N 5924W. Sea ice west of the
ice edge.

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:30 PM ADT 10 April 2026 Tonight and Saturday At 3:30 p.m. ADT today ridge located near Laurentian Fan.
By 8:00 p.m. ADT Saturday weakening ridge located from Newfoundland
to Laurentian Fan.

At 3:30 p.m. ADT today trough located over the northern Gaspe
Peninsula.
By 8:00 p.m. ADT tonight departing trough located northeast of
the Marine District.

At 3:00 a.m. ADT Saturday low 1013 mb located over Maine.
By 3:30 p.m. ADT Saturday intensifying low 1005 mb located south
of Anticosti Island.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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