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Grand Manan

Warnings

Forecast

Marine Forecast

Issued 10:00 AM AST 16 November 2025

Today Tonight and Monday.

Gale warning in effect.

Wind southeasterly 35 knots diminishing to variable 15 to 20 near noon then increasing to northwest 25 this evening. Wind backing to west 30 after midnight then veering to northwest 25 Monday evening.

Rain changing to scattered showers this afternoon then to flurries or scattered showers near midnight.

Waves

Issued 05:00 AM AST 16 November 2025
Today Tonight and Monday. Seas 1 to 2 metres building to 2 to 3 this morning and to 3 to 5 late overnight. Seas subsiding to 2 to 3 Monday evening.

Extended Forecast

Issued 03:00 AM AST 16 November 2025
Tuesday Wind west 25 knots.
Wednesday Wind west 15 knots.
Thursday Wind light.

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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 10:00 AM AST 16 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 10:00 AM AST 16 November 2025 Today Tonight and Monday At 10:00 a.m. AST today low 980 mb located over the Gulf of Maine.
By 8:00 p.m. AST tonight low 979 mb located over the Bay of Fundy.

At 3:00 a.m. AST Monday low 976 mb located over the western Gulf
of St. Lawrence.
By 8:00 p.m. AST Monday low 976 mb located over southern Labrador.

Marine Weather Statement

Issued 9:41 AM AST 16 November 2025 A low pressure system over the Gulf of Maine will slowly track
northeastward through the forecast period, moving into the Western
Gulf of St. Lawrence overnight and reaching Labrador by Monday
evening. Gale force east to southeast winds ahead of the low will
diminish to moderate to strong southwesterlies south of it.
Winds will once again increase to strong to gale force westerlies
over most waters on Monday in the wake of the low.

Marine interests are advised that gale warnings are in effect for all
waters except Fundy.

Atlantic - Maritimes Area

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