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Grand Manan

Warnings

Forecast

Marine Forecast

Issued 03:00 AM ADT 04 May 2025

Today Tonight and Monday.

Wind light becoming northeast 10 to 15 knots Monday morning then diminishing to light Monday evening.

Showers and fog banks ending overnight. Risk of thunderstorms early this morning.

Waves

Issued 05:00 AM ADT 04 May 2025
Today Tonight and Monday. Seas 1 metre.

Extended Forecast

Issued 03:00 AM ADT 04 May 2025
Tuesday Wind light becoming southeast 15 knots in the afternoon.
Wednesday Wind southeast 15 knots.
Thursday Wind variable 10 to 15 knots increasing to northerly 20 late in the day.

Ice Forecast

Issued 10:00 AM EDT 3 May 2025 Today Tonight and Sunday Ice free. 

[ Canadian Ice Service ]

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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 3 May 2025 Today Tonight and Sunday

Ice Edge

Ice edge estimated from Quebec near 5016N 6240W to 5001N 6213W to
4959N 6028W to 5034N 5831W to to Newfoundland near 5014N 5736W. Sea
ice north of the ice edge.

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM ADT 4 May 2025 Today Tonight and Monday At 3:00 a.m. ADT today trough located from Newfoundland to the
Gulf of Maine.
By 10:00 a.m. ADT Monday departing trough located east of
Laurentian Fan.

At 8:00 p.m. ADT tonight trough located from Anticosti Island to
New Brunswick.
By 10:00 a.m. ADT Monday trough located east of the Marine District.

At 3:00 a.m. ADT Monday ridge from 1030 mb high located from the
Gaspe Peninsula to East Scotian Slope.
By 8:00 p.m. ADT Monday high 1034 mb located from the Gulf of
St. Lawrence to Laurentian Fan.

Atlantic - Maritimes Area

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Marine Weather for Canada

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