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Grand Manan

Warnings

Forecast

Marine Forecast

Issued 08:00 PM AST 17 January 2026

Tonight and Sunday.

Wind south 15 to 20 knots veering to west 15 near midnight then diminishing to light early Sunday morning. Wind becoming southwest 15 Sunday afternoon then diminishing to light Sunday evening.

Periods of rain or snow this evening and Sunday late in the day. Visibility 1 mile or less in precipitation.

Waves

Issued 05:00 PM AST 17 January 2026
Tonight and Sunday. Seas 2 to 3 metres subsiding to 1 to 2 late overnight.

Extended Forecast

Issued 03:30 PM AST 17 January 2026
Monday Wind north 15 knots backing to west 20 in the afternoon.
Tuesday Wind west 25 knots.
Wednesday Wind west 25 knots diminishing to southwest 15.

Ice Forecast

Issued 10:00 AM EST 17 January 2026 Today Tonight and Sunday Open water. 

[ Canadian Ice Service ]

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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 EST 17 January 2026 Today Tonight and Sunday

Ice Edge

First ice edge estimated from New Brunswick near 4532N 6507W to Nova
Scotia near 4500N 6510W. Sea ice east of the ice edge.

Second ice edge estimated from Nova Scotia near 4435N 6327W to 4432N
6251W to 4539N 5917W to 4704N 6000W to 4825N 6224W to 5039N 5807W to
4759N 5937W to Newfoundland near 4738N 5919W. Sea ice northwest then
east of the ice edge.

Ice Coverage

Open water.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM AST 17 January 2026 Tonight and Sunday At 8:00 p.m. AST tonight trough located over the Gulf of Maine.
By 10:00 a.m. AST Sunday trough located over Newfoundland.

At 3:00 a.m. AST Sunday ridge located over New England.
By 3:30 p.m. AST Sunday ridge located over the central Marine
District.

Marine Weather Statement

Issued 7:09 PM AST 17 January 2026 A trough of low pressure over the Gulf of Maine with track across the
marine district tonight. Strong to gale force southerlies are
expected ahead of this trough.

Marine interests are advised that gale warnings are in effect for
Sable, East Scotian Slope, southeastern half of Banquereau and
Laurentian Fan.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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