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Southeastern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:30 PM NDT 21 May 2025

Tonight and Thursday.

Wind northeast 15 to 20 knots backing to north 20 this evening then diminishing to north 10 to 15 Thursday evening.

Showers and fog banks ending Thursday afternoon. Risk of thunderstorms late this afternoon and tonight.

Waves

Issued 06:00 AM NDT 21 May 2025
Today Tonight and Thursday. Seas 2 to 3 metres subsiding to 1 to 2 Thursday evening.

Extended Forecast

Issued 03:30 PM NDT 21 May 2025
Friday Wind variable 10 to 15 knots becoming southeast 15 late in the day.
Saturday Wind southeast 25 knots veering to southwest 15 to 20.
Sunday Wind southwest 20 knots.

Ice Forecast

Issued 10:00 AM EDT 21 May 2025 Today Tonight and Thursday Bergy water.  

[ 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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Ice Conditions

Ice Forecasts

Southeastern Grand Banks

Issued 10:00 AM EDT 21 May 2025 Today Tonight and Thursday

Ice Edge

First ice edge estimated from 5102N 5716W to Newfoundland near 5113N 5647W. Sea ice north of the ice edge.

Second ice edge estimated from Newfoundland near 5123N 5530W to 5138N 5439W to 5527N 5440W to 5708N 5743W to 6200N 5921W then northeastward. Sea ice west of the ice edge.

Ice Coverage

Bergy water.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EDT 21 May 2025 Today Tonight and Thursday

Ice Edge

First ice edge estimated from 5102N 5716W to Newfoundland near 5113N 5647W. Sea ice north of the ice edge.

Second ice edge estimated from Newfoundland near 5123N 5530W to 5138N 5439W to 5527N 5440W to 5708N 5743W to 6200N 5921W then northeastward. Sea ice west of the ice edge.

Ice Coverage

Forecasts available to mariners upon request.

 

Iceberg Bulletin

Southeastern Grand Banks

Issued 2:30 PM EDT 21 May 2025

Iceberg Limit

Iceberg limit at 0000 UTC 22 May estimated from Newfoundland near 4710N 5518W to 4125N 5210W to 4120N 4555W to 4825N 4035W to 5320N 4815W to 5915N 5605W to 5755N 5155W to 5900N 4845W then eastward.

Iceberg Count

Less than 10 icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:30 PM EDT 21 May 2025

Iceberg Limit

Iceberg limit at 0000 UTC 22 May estimated from Newfoundland near 4710N 5518W to 4125N 5210W to 4120N 4555W to 4825N 4035W to 5320N 4815W to 5915N 5605W to 5755N 5155W to 5900N 4845W then eastward.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:30 PM NDT 21 May 2025 Tonight and Thursday At 3:30 p.m. NDT today trough located on a line northeast-southwest
over the southern Grand Banks.
By 3:30 p.m. NDT Thursday trough located east of the Marine
District.

At 3:30 p.m. NDT today ridge located from Ungava Bay to New England.
By 3:30 p.m. NDT Thursday ridge located from Labrador Coast to
the Gulf of St. Lawrence.

Atlantic - Maritimes Area

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Marine Weather for Canada

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