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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 10:00 AM NDT 23 April 2025

Today Tonight and Thursday.

Wind variable 10 to 15 knots increasing to southeast 15 to 20 this afternoon except southwest 25 over southern sections. Wind becoming variable 10 to 15 near midnight except southwest 25 over southern sections. Wind becoming west 15 to 20 Thursday morning.

Periods of rain this afternoon tonight and Thursday morning. Fog banks forming early this evening and dissipating Thursday morning.

Waves

Issued 06:00 AM NDT 23 April 2025
Today Tonight and Thursday. Seas 2 to 3 metres.

Extended Forecast

Issued 03:00 AM NDT 23 April 2025
Friday Wind north 15 to 20 knots diminishing to light in the afternoon.
Saturday Wind light.
Sunday Wind southeast 25 knots increasing to south 35.

Ice Forecast

Issued 10:00 AM EDT 23 April 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

Southwestern Grand Banks

Issued 10:00 AM EDT 23 April 2025 Today Tonight and Thursday

Ice Edge

Ice edge estimated from Newfoundland near 4915N 5328W to 4945N 5123W
to 5343N 5022W to 5526N 5139W to 5701N 5617W to 6133N 5909W to 6200N
5851W. Sea ice north then west of the ice edge.

Ice Coverage

Bergy water.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EDT 23 April 2025 Today Tonight and Thursday

Ice Edge

Ice edge estimated from Newfoundland near 4915N 5328W to 4945N 5123W
to 5343N 5022W to 5526N 5139W to 5701N 5617W to 6133N 5909W to 6200N
5851W. Sea ice north then west of the ice edge.

Ice Coverage

Forecasts available to mariners upon request.

 

Iceberg Bulletin

Southwestern Grand Banks

Issued 3:33 PM EDT 22 April 2025

Iceberg Limit

Iceberg limit at 0000 UTC 23 Apr estimated from Newfoundland near
4731N 5444W to 4110N 5200W to 4135N 4745W to 4725N 3605W to 5415N
4450W to 5915N 5605W to 6035N 5500W to 5920N 4925W then eastwards.

Western iceberg limit at 0000 UTC 23 Apr estimated from Quebec near
5020N 6115W to Newfoundland near 4805N 5845W.

Iceberg Count

No confirmed icebergs except less than 10 icebergs northeast of the
iceberg limit.

Iceberg Bulletin

Tail of the Grand Banks

Issued 3:33 PM EDT 22 April 2025

Iceberg Limit

Iceberg limit at 0000 UTC 23 Apr estimated from Newfoundland near
4731N 5444W to 4110N 5200W to 4135N 4745W to 4725N 3605W to 5415N
4450W to 5915N 5605W to 6035N 5500W to 5920N 4925W then eastwards.

Western iceberg limit at 0000 UTC 23 Apr estimated from Quebec near
5020N 6115W to Newfoundland near 4805N 5845W.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM NDT 23 April 2025 Today Tonight and Thursday At 10:00 a.m. NDT today departing low 990 mb located east of the
Marine District.

At 10:00 a.m. NDT today ridge located on a line north-south over
Newfoundland.
By 3:00 a.m. NDT Thursday ridge located on a line
northwest-southeast over the northern Grand Banks.

At 10:00 a.m. NDT today low 1014 mb located over Nova Scotia.
By 3:00 a.m. NDT Thursday low 1014 mb located over the Southwest
Coast of Newfoundland.

Marine Weather Statement

Issued 9:55 AM NDT 23 April 2025 Marine interests are advised that all gale warnings are ended.

Atlantic - Maritimes Area

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Marine Weather for Canada

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