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Marine Forecast

Issued 08:00 PM ADT 23 October 2021

Tonight and Sunday.

Gale warning in effect.

Wind southerly 15 to 20 knots increasing to south 25 to 35 near midnight then veering to westerly 35 Sunday morning.

Periods of rain. Risk of thunderstorms tonight and Sunday morning. Fog patches dissipating near noon Sunday.


Issued 05:00 PM ADT 23 October 2021
Tonight and Sunday. Seas 1 to 2 metres building to 2 to 3 Sunday morning and to 3 to 4 Sunday evening.

Extended Forecast

Issued 03:30 PM ADT 23 October 2021
Monday Wind northwest 30 knots diminishing to northwest 20 late in the day.
Tuesday Wind variable 10 to 15 knots increasing to southeast 15 to 20 late in the day.
Wednesday Wind southeast 25 knots increasing to southeasterly 35.

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
buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 25 April 2021

Ice Coverage

Forecasts available to mariners upon request.


Iceberg Bulletin

Issued 2:30 PM EDT 23 October 2021

Iceberg Limit

Iceberg limit at 0000 UTC 24 Oct estimated from the Labrador coast
near 5228N 5546W to 5245N 5445W to 5330N 5400W to 5430N 5400W to
5600N 5500W to 5800N 5700W to 6235N 6015W to 6245N 5535W to 5805N
5415W to 5645N 5245W to 5700N 5045W then eastwards.

Iceberg Count

No confirmed icebergs.

Warnings (In effect)

Gale warning in effect


Issued 8:00 PM ADT 23 October 2021

'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.


Technical Marine Synopsis

Issued 8:00 PM ADT 23 October 2021 Tonight and Sunday At 8:00 p.m. ADT tonight trough from 1010 mb low located on a line
north-south over West Scotian Slope.
By 3:00 a.m. ADT Sunday trough from 1002 mb low located from Cape
Breton Island to East Scotian Slope.

At 10:00 a.m. ADT Sunday trough from 997 mb low located on a line
north-south over Laurentian Fan.
By 8:00 p.m. ADT Sunday departing trough from 987 mb low located
from Newfoundland to the Grand Banks.

Marine Weather Statement

Issued 7:42 PM ADT 23 October 2021 A developing low over Southwest Nova Scotia with a trough extending
south to Georges Bank will intensify as it tracks northeast to the
Cabot Strait early Sunday morning, and will then pass east of our
forecast waters Sunday afternoon. Strong westerly winds in the wake
of the system will reach gale force on Sunday over eastern Atlantic
waters and portions of the Gulf of St Lawrence.

Marine interest are advised that gale warnings are in effect for
Sable, East Scotian Slope, Banquereau, Laurentian Fan, Cabot Strait,
Northumberland Strait, Gulf - Magdalen, and Chaleur - Miscou -
eastern half.

Atlantic - Maritimes Area

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