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Grand Manan

Warnings

Forecast

Marine Forecast

Issued 08:00 PM ADT 31 May 2025

Tonight and Sunday.

Strong wind warning in effect.

Wind southerly 20 to 25 knots increasing to southerly 30 late this evening then veering to southwest 25 early Sunday morning.

Showers ending overnight. Fog patches dissipating early Sunday morning.

Waves

Issued 05:00 PM ADT 31 May 2025
Tonight and Sunday. Seas 1 to 2 metres building to 2 to 3 late this evening and to 3 to 4 late overnight. Seas subsiding to 2 to 3 early Sunday morning.

Extended Forecast

Issued 03:30 PM ADT 31 May 2025
Monday Wind southwest 15 to 20 knots.
Tuesday Wind light becoming southwest 15 knots.
Wednesday Wind southwest 10 to 15 knots increasing to southwest 20 to 25.

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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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land station Land Station
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 8:00 PM ADT 31 May 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 8:00 PM ADT 31 May 2025 Tonight and Sunday At 8:00 p.m. ADT tonight low 983 mb located over Maine.
By 3:00 a.m. ADT Sunday quasi-stationary low 983 mb located near
the St. Lawrence River.

Atlantic - Maritimes Area

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Marine Weather for Canada

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