Language selection

Weather shortcuts

Southwestern Grand Banks

Forecast

Marine Forecast

Issued 03:00 AM NDT 29 April 2025

Today Tonight and Wednesday.

Wind variable 10 to 15 knots except northeast 25 over northwestern sections. Wind becoming north 15 to 20 this afternoon then backing to northwest 10 to 15 near midnight. Wind becoming light Wednesday morning then increasing to south 15 to 20 Wednesday afternoon. Wind increasing to south 25 Wednesday evening.

Showers ending this evening. Rain and fog banks Wednesday evening.

Waves

Issued 06:00 PM NDT 28 April 2025
Tonight and Tuesday. Seas 3 to 5 metres subsiding to 2 to 3 late overnight except 3 to 4 over northwestern sections overnight and Tuesday.

Extended Forecast

Issued 03:00 AM NDT 29 April 2025
Thursday Wind south 25 knots veering to west 25 in the morning then increasing to west 35 in the afternoon.
Friday Wind northwest 25 knots diminishing to northwest 15.
Saturday Wind variable 10 to 15 knots.

Ice Forecast

Issued 10:00 AM EDT 28 April 2025 Today Tonight and Tuesday Bergy water.  

[ Canadian Ice Service ]

Stay connected

ATOM

Weather Conditions

Skip Image

Zoom-in to make a selection

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
Legend:
buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Southwestern Grand Banks

Issued 10:00 AM EDT 28 April 2025 Today Tonight and Tuesday

Ice Edge

Ice edge estimated from Newfoundland near 4849N 5349W to 4908N 5135W
to 5418N 5143W to 5607N 5624W to 6041N 5907W to 6200N 5900W then
northeastward. 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 28 April 2025 Today Tonight and Tuesday

Ice Edge

Ice edge estimated from Newfoundland near 4849N 5349W to 4908N 5135W
to 5418N 5143W to 5607N 5624W to 6041N 5907W to 6200N 5900W then
northeastward. Sea ice north then west of the ice edge.

Ice Coverage

Forecasts available to mariners upon request.

 

Iceberg Bulletin

Southwestern Grand Banks

Issued 2:30 PM EDT 28 April 2025

Iceberg Limit

Iceberg limit at 0000 UTC 28 Apr estimated from Newfoundland near
4723N 5503W to 4040N 5210W to 4100N 4720W to 4655N 3430W to 5355N
4530W to 5915N 5605W to 6035N 5500W to 5920N 4925W then eastwards.

Western iceberg limit at 0000 UTC 28 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 2:30 PM EDT 28 April 2025

Iceberg Limit

Iceberg limit at 0000 UTC 28 Apr estimated from Newfoundland near
4723N 5503W to 4040N 5210W to 4100N 4720W to 4655N 3430W to 5355N
4530W to 5915N 5605W to 6035N 5500W to 5920N 4925W then eastwards.

Western iceberg limit at 0000 UTC 28 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 3:00 AM NDT 29 April 2025 Today Tonight and Wednesday At 3:00 a.m. NDT today low 1010 mb located over the southeastern
Grand Banks.
By 3:00 a.m. NDT Wednesday departing low 1011 mb located east of
the Grand Banks.

At 3:30 p.m. NDT today approaching trough located on a line
northeast-southwest over Quebec.

At 3:00 a.m. NDT today ridge located on a line northeast-southwest
over the West Coast of Newfoundland.
By 3:00 a.m. NDT Wednesday ridge located on a line
northeast-southwest over the East Coast of Newfoundland.

Marine Weather Statement

Issued 2:54 AM NDT 29 April 2025 A trough of low pressure will approach the marine district from the
west today. Strong to gale force southerlies will develop over
northern waters this afternoon ahead of the trough.

Marine interests are advised that a gale warning is in effect for
Belle Isle Bank.

Atlantic - Maritimes Area

Another Region

Date modified: