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Grand Manan

Warnings

Forecast

Marine Forecast

Issued 03:30 PM AST 08 November 2025

Tonight and Sunday.

Strong wind warning in effect.

Wind southwest 15 knots increasing to northwest 20 this evening then diminishing to northwest 15 late overnight. Wind diminishing to light Sunday morning then increasing to east 15 to 20 Sunday evening.

Waves

Issued 05:00 AM AST 08 November 2025
Today Tonight and Sunday. Seas 2 to 3 metres subsiding to 1 to 2 near noon and to 1 or less Sunday morning.

Extended Forecast

Issued 03:30 PM AST 08 November 2025
Monday Wind east 30 knots diminishing to southeast 20 in the afternoon.
Tuesday Wind southwest 25 knots veering to west 30 late in the day.
Wednesday Wind west 30 knots diminishing to southwest 20.

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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 EDT 26 May 2025 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Strong wind warning in effect

Grand Manan

Issued 3:30 PM AST 08 November 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 3:30 PM AST 8 November 2025 Tonight and Sunday At 3:30 p.m. AST today low 995 mb located near Anticosti Island.
By 3:00 a.m. AST Sunday low 1002 mb located over Newfoundland.

At 3:00 a.m. AST Sunday ridge located west of the Marine District.
By 8:00 p.m. AST Sunday ridge located over the central Marine
District.

At 8:00 p.m. AST Sunday approaching low 1006 mb located near
Long Island.

Marine Weather Statement

Issued 3:25 PM AST 8 November 2025 A low pressure system near Anticosti will continue to track eastward
pushing a trough across the marine district tonight. Strong to gale
force south to southwest winds ahead of the trough will shift to
strong northwesterlies in its wake.

Marine interests are advised that gale warnings are in effect for
Georges Bank, West Scotian Slope, eastern shore, Sable - western
half, Fourchu, East Scotian Slope and Laurentian Fan.

Outlook for the start-up of the Southwest New Brunswick lobster
fishery.

Lfa 36 Sunday..Winds northwest 15 knots diminishing to light in the
morning. Winds increasing to east 15 knots in the evening. Seas less
than 1 metre.

Lfa 38 Sunday..Winds northwest 15 knots diminishing to light in the
morning. Winds increasing to east 20 knots in the evening. Seas near
1 metre subsiding to less than 1 metre in the morning. Seas building
to near 1 metre in the evening.

St. Lawrence - St. Lawrence River Area

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