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Grand Manan

Warnings

Forecast

Marine Forecast

Issued 03:00 AM AST 10 November 2025

Today Tonight and Tuesday.

Gale warning in effect.

Wind southeast 35 knots diminishing to southerly 20 near noon then increasing to south 30 this evening. Wind veering to southwesterly 25 overnight. Wind southwesterly 25 Tuesday.

Periods of rain ending after midnight. Risk of thunderstorms today and tonight. Scattered showers Tuesday late in the day. Fog patches forming near noon and dissipating overnight.

Waves

Issued 05:00 PM AST 09 November 2025
Tonight and Monday. Seas 1 metre or less building to 1 to 2 this evening and to 3 to 4 late overnight. Seas subsiding to 1 to 2 near noon Monday.

Extended Forecast

Issued 03:00 AM AST 10 November 2025
Wednesday Wind west 30 knots diminishing to southwest 20 in the afternoon.
Thursday Wind light.
Friday Wind light increasing to northwest 20 knots.

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

Gale warning in effect

Grand Manan

Issued 03:00 AM AST 10 November 2025

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 3:00 AM AST 10 November 2025 Today Tonight and Tuesday At 3:00 a.m. AST today trough located over New England.
By 3:00 a.m. AST Tuesday trough located from the Gaspe Peninsula
to West Scotian Slope.

At 3:00 a.m. AST today ridge located over the eastern Marine
District.
By 3:30 p.m. AST today departing ridge located east of the Marine
District.

Marine Weather Statement

Issued 3:29 AM AST 10 November 2025 A trough of low pressure will continue to approach from the west this
morning to lie over New Brunswick tonight. Winds will increase to
gale to storm force south to southeast winds today and Tuesday ahead
of the trough, with strong to gale force westerlies developing in its
wake.

Marine interests are advised that a storm warning is in effect for
Laurentian Fan - eastern half, gale warnings are in effect for all
remaining waters except Fundy.

Atlantic - Maritimes Area

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Marine Weather for Canada

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