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Grand Manan

Warnings

Forecast

Marine Forecast

Issued 08:00 PM ADT 14 October 2026

Tonight and Thursday.

Strong wind warning in effect.

Wind westerly 15 knots increasing to northwest 25 near midnight then diminishing to northwest 15 Thursday evening.

Scattered showers this evening.

Waves

Issued 05:00 PM ADT 14 October 2026
Tonight and Thursday. Seas 1 to 2 metres subsiding to 1 or less Thursday evening.

Extended Forecast

Issued 03:30 PM ADT 14 October 2026
Friday Wind light increasing to southerly 20 knots in the afternoon and to southeast 30 late in the day.
Saturday Wind southwest 30 knots veering to northwest 30.
Sunday Wind northwest 20 knots.

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Map of Atlantic - Maritimes marine weather areas Baie-Comeau Airport Halifax Harbour - 44258 West Chedabucto Bay – 44489 North Cape Winterland Branch Hill Summerside Wreckhouse East Scotia Slope - 44137 Stephenville St. Lawrence Burgeo Havre-Saint-Pierre Airport Île aux Perroquets Île Rouge Longue-Pointe-de-Mingan Banquereau - 44139 Sept-Îles Airport Port aux Basques LaHave Bank - 44150 Sagona Island Mont-Joli Airport Beaver Island Baccaro Point St. Stephen Rivière-la-Madeleine Saint John Airport Gaspé Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Îles de la Madeleine Airport Miscou Island La Pocatière Kouchibouguac Cap-d'Espoir Grand Manan New Carlisle Fundy Park (Alma) Pointe-au-Père Miramichi Port Menier Charlo Île Bicquette Bathurst Airport Cap-Chat Bas Caraquet East Chedabucto Bay – 44488 Nappan AAFC East Point Charlottetown Airport Yarmouth Airport Pointe-Noire Western Head Tracadie J.A. Douglas McCurdy Sydney Airport Shearwater Airport St.Paul Island Sable Island Parrsboro North Mountain Pointe-des-Monts McNabs Island Lunenburg Kentville AAFC Ingonish Beach Hart Island CFB Greenwood Grand Étang Eskasoni (First Nations) Debert Caribou Point Brier Island
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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 8:00 PM ADT 14 October 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.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM ADT 14 October 2026 Tonight and Thursday At 8:00 p.m. ADT tonight deepening low 999 mb located over the
southeastern Gulf of St. Lawrence.
By 8:00 p.m. ADT Thursday low 984 mb located northeast of
Newfoundland.

At 8:00 p.m. ADT Thursday approaching ridge located west of the
Marine District.

Marine Weather Statement

Issued 7:46 PM ADT 14 October 2026 A low pressure system over the Gulf of St. Lawrence will continue to
track northeastward throughout the forecast period to lie northeast
of Newfoundland by Thursday evening. Strong to gale force south to
southeast winds ahead of the low will shift to strong to gale force
northwesterlies in its wake.

Marine interests are advised that gale warnings are in effect for
eastern shore - eastern half, Sable - eastern half, East Scotian
Slope - eastern half, Fourchu, Banquereau, Laurentian Fan, Cabot
Strait, Northumberland Strait, Gulf-Magdalen, Chaleur-Miscou -
eastern half, and Anticosti.

Atlantic - Maritimes Area

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Marine Weather for Canada

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