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Grand Manan

Warnings

Forecast

Marine Forecast

Issued 03:30 PM ADT 07 June 2026

Tonight and Monday.

Strong wind warning in effect.

Wind variable 10 to 15 knots increasing to north 30 this evening then diminishing to north 15 Monday morning. Wind diminishing to light Monday afternoon.

Showers and fog patches ending this evening with a risk of thunderstorms.

Waves

Issued 05:00 PM ADT 07 June 2026
Tonight and Monday. Seas 1 to 2 metres subsiding to 1 or less Monday evening.

Extended Forecast

Issued 03:30 PM ADT 07 June 2026
Tuesday Wind southwest 15 to 20 knots.
Wednesday Wind southwest 15 to 20 knots.
Thursday Wind southwest 15 knots diminishing to light.

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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 19 May 2026 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Strong wind warning in effect

Grand Manan

Issued 3:30 PM ADT 07 June 2026

'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 ADT 7 June 2026 Tonight and Monday At 3:30 p.m. ADT today trough located from the Gulf of St. Lawrence
to the Gulf of Maine.
By 8:00 p.m. ADT tonight trough located from the Gulf of
St. Lawrence to the Bay of Fundy.

At 3:00 a.m. ADT Monday trough located from Newfoundland to West
Scotian Slope.
By 3:30 p.m. ADT Monday departing trough located from the Avalon
Peninsula to Laurentian Fan.

Marine Weather Statement

Issued 3:18 PM ADT 7 June 2026 Strong to gale force northerly winds have developed west of a trough
of low pressure which is tracking eastward across the Gulf of St.
Lawrence this afternoon. Strong northerly winds will progress
southeastward across most of the region this evening and slowly
diminish overnight and Monday.

Marine interests are advised that gale warnings are in effect for
Northumberland Strait - western half, Gulf-Magdalen - northwestern
half and Chaleur-Miscou - eastern half.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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