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Grand Manan

Forecast

Marine Forecast

Issued 08:00 PM ADT 18 September 2021

Tonight and Sunday.

Strong wind warning in effect.

Wind variable 10 to 15 knots increasing to northerly 15 to 20 late this evening and to northerly 25 to 30 late overnight. Wind northerly 20 to 30 Sunday.

Scattered showers overnight with a risk of thunderstorms. Fog patches dissipating late overnight.

Waves

Issued 05:00 PM ADT 18 September 2021
Tonight and Sunday. Seas 1 metre or less building to 1 to 2 this evening then subsiding to 1 or less Sunday evening.

Extended Forecast

Issued 03:30 PM ADT 18 September 2021
Monday Wind north 10 to 15 knots.
Tuesday Wind light.
Wednesday Wind light.

Ice Forecast

Issued 10:00 AM EDT 25 April 2021 Forecasts available to mariners upon request. 

[ Canadian Ice Service ]

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Weather Conditions

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Map of Atlantic - Maritimes marine weather areas East Scotia Slope - 44137 Banquereau - 44139 LaHave Bank - 44150 Halifax Harbour - 44258 East Chedabucto Bay - 44488 West Chedabucto Bay - 44489 West Bay of Fundy - 44490 Mont-Louis - 45138 Baie-Comeau Airport Havre-Saint-Pierre Airport Île aux Perroquets Île Rouge Longue-Pointe-de-Mingan Sept-Îles Airport Pointe-des-Monts Pointe-Noire Cap-d'Espoir Rivière-la-Madeleine Gaspé Airport Heath Point Îles de la Madeleine Airport La Pocatière Mont-Joli Airport New Carlisle Pointe-au-Père Port Menier Île Bicquette Cap-Chat Bas Caraquet Bathurst Airport Bouctouche AAFC Charlo Miramichi Fundy Park (Alma) Grand Manan Kouchibouguac Miscou Island Greater Moncton Roméo LeBlanc Int'l Airport Point Lepreau Saint John Airport St. Stephen Baccaro Point Beaver Island Brier Island Caribou Point Debert Eskasoni (First Nations) Grand Étang CFB Greenwood Hart Island Ingonish Beach Kentville AAFC Lunenburg McNabs Island Nappan AAFC North Mountain Parrsboro Sable Island St.Paul Island Shearwater Airport J.A. Douglas McCurdy Sydney Airport Tracadie Western Head Yarmouth Airport Charlottetown Airport East Point North Cape Summerside Burgeo Port aux Basques Sagona Island St. Lawrence Stephenville Airport Winterland Branch Hill Wreckhouse
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 25 April 2021

Ice Coverage

Forecasts available to mariners upon request.

Warnings

Warnings (In effect)

Strong wind warning in effect

Grand Manan

Issued 8:00 PM ADT 18 September 2021

'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 18 September 2021 Tonight and Sunday At 8:00 p.m. ADT tonight Post-tropical Storm Odette 1001 mb located
at 39.2N 65.5W.
By 8:00 p.m. ADT Sunday Post-tropical Storm Odette 992 mb located
at 42.9N 56.4W.

At 8:00 p.m. ADT tonight weakening trough located on a line
northeast-southwest over the Gulf of St. Lawrence.

At 8:00 p.m. ADT tonight ridge located over the Great Lakes.
By 8:00 p.m. ADT Sunday approaching ridge located over New England.

Marine Weather Statement

Issued 7:52 PM ADT 18 September 2021 As of 8:00 PM post-tropical storm Odette is at 39.2 degrees
North, 65.5 degrees west or about 305 nautical miles southwest of
Sable Island. Maximum winds are 40 knots, central pressure is 1001
millibars and the system is moving northeast at 16 knots.

Post-tropical storm Odette is currently south of West Scotian Slope
and will track along the southern edge of the marine district to lie
along the southern edge of Laurentian Fan on Sunday evening. Gale to
storm force southeasterly winds will shift to gale to storm force
northerlies in its wake over eastern waters. Winds may gust to
hurricane force over eastern waters late on Sunday.

Marine interests are advised that storm warnings are in effect for
Sable, East Scotian Slope, Banquereau and Laurentian Fan - western
half. Gale warnings are in effect for Georges Bank - southern half,
West Scotian Slope - southern half, eastern shore, Fourchu,
Laurentian Fan - eastern half, and Cabot Strait.

Atlantic - Maritimes Area

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