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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 08:00 PM NDT 04 April 2025

Tonight and Saturday.

Gale warning in effect.

Wind east 35 knots except west 25 over southern sections. Wind becoming northeast 35 late overnight except northeast 25 over western sections. Wind diminishing to north 25 Saturday evening.

Temperatures near zero.

Waves

Issued 06:00 PM NDT 04 April 2025
Tonight and Saturday. Seas 2 to 3 metres building to 3 to 5 this evening.

Extended Forecast

Issued 03:30 PM NDT 04 April 2025
Sunday Wind north 25 knots diminishing to north 15 in the afternoon.
Monday Wind southeast 25 to 35 knots becoming west 25.
Tuesday Wind southwest 25 knots.

Ice Forecast

Issued 10:00 AM EDT 4 April 2025 Today Tonight and Saturday Bergy water.  

[ Canadian Ice Service ]

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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 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 Charlo Miramichi Fundy Park (Alma) Grand Manan Kouchibouguac 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

Southwestern Grand Banks

Issued 10:00 AM EDT 4 April 2025 Today Tonight and Saturday

Ice Edge

Ice edge estimated from Newfoundland near 4842N 5305W to 5012N 4758W
to 5441N 5101W to 5658N 5641W to 5954N 5850W to 6158N 5721W 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 4 April 2025 Today Tonight and Saturday

Ice Edge

Ice edge estimated from Newfoundland near 4842N 5305W to 5012N 4758W
to 5441N 5101W to 5658N 5641W to 5954N 5850W to 6158N 5721W 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 4 April 2025

Iceberg Limit

Iceberg limit at 0000 UTC 5 Apr estimated from Newfoundland near
4658N 5404W to 4325N 5115W to 4325N 4610W to 4655N 4040W to 5450N
4750W to 5900N 5620W to 6135N 5510W to 5900N 4735W then eastwards.

Western iceberg limit at 0000 UTC 5 Apr estimated from Quebec near
5019N 6230W to 4840N 6115W to Newfoundland near 4740N 5916W.

Iceberg Count

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

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:30 PM EDT 4 April 2025

Iceberg Limit

Iceberg limit at 0000 UTC 5 Apr estimated from Newfoundland near
4658N 5404W to 4325N 5115W to 4325N 4610W to 4655N 4040W to 5450N
4750W to 5900N 5620W to 6135N 5510W to 5900N 4735W then eastwards.

Western iceberg limit at 0000 UTC 5 Apr estimated from Quebec near
5019N 6230W to 4840N 6115W to Newfoundland near 4740N 5916W.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Gale warning in effect

Southwestern Grand Banks

Issued 8:00 PM NDT 04 April 2025

'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.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM NDT 4 April 2025 Tonight and Saturday At 8:00 p.m. NDT tonight low 998 mb located over the southeastern
Grand Banks.
By 3:30 p.m. NDT Saturday low 980 mb located southeast of the
Grand Banks.

At 8:00 p.m. NDT tonight dissipating ridge located on a line
northwest-southeast over Belle Isle Bank.

At 8:00 p.m. NDT tonight high 1031 mb located over Quebec.
By 3:30 p.m. NDT Saturday high 1032 mb located over the Gulf of
St. Lawrence.

Marine Weather Statement

Issued 7:53 PM NDT 4 April 2025 A low pressure system over the Southeastern Grand Banks will deepen
as it moves southeast of the Grand Banks tonight. Strong to gale
force north to easterlies will persist over eastern waters throughout
the forecast period.

Marine interests are advised that gale warnings are in effect for
Funk Island Bank and the Grand Banks.

Atlantic - Maritimes Area

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Marine Weather for Canada

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