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Grand Manan

Forecast

Marine Forecast

Issued 08:00 PM ADT 16 April 2026

Tonight and Friday.

Wind light becoming southwest 10 to 15 knots late overnight then diminishing to light Friday morning. Wind becoming northeast 10 to 15 Friday evening.

Showers overnight and Friday morning with a risk of thunderstorms. Fog banks dissipating Friday afternoon.

Waves

Issued 05:00 PM ADT 16 April 2026
Tonight and Friday. Seas 1 metre or less.

Extended Forecast

Issued 03:30 PM ADT 16 April 2026
Saturday Wind northeast 20 to 25 knots diminishing to variable 10 to 15 late in the day.
Sunday Wind south 10 to 15 knots.
Monday Wind northwest 15 to 20 knots backing to southwest 15 to 20.

Ice Forecast

Issued 10:00 AM EDT 16 April 2026 Today Tonight and Friday 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 16 April 2026 Today Tonight and Friday

Ice Edge

First ice edge estimated from Cape Breton Island near 4621N 6025W to
4655N 6008W to 4742N 6124W to Gaspe Peninsula near 4846N 6410W. Sea
ice southwest of the ice edge.

Second ice edge estimated from Quebec near 4845N 6751W to 5005N
6507W to 4957N 6018W to Newfoundland near 4806N 5905W. Sea ice north
of the ice edge.

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM ADT 16 April 2026 Tonight and Friday At 8:00 p.m. ADT tonight trough located on a line east-west over
the southern Marine District.
By 10:00 a.m. ADT Friday departing trough located over the Grand
Banks.

At 8:00 p.m. ADT tonight trough located over New England.
By 3:00 a.m. ADT Friday trough located on a line northeast-southwest
over New Brunswick.

At 8:00 p.m. ADT Friday departing trough located east of
Newfoundland.

St. Lawrence - St. Lawrence River Area

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