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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:30 PM NDT 03 April 2025

Tonight and Friday.

Gale warning in effect.

Wind west 15 knots becoming variable 10 to 15 this evening then increasing to south 25 late overnight. Wind increasing to south 35 Friday morning then backing to east 35 Friday afternoon except west 25 over southern sections.

Snow or rain overnight and Friday.

Temperatures near zero.

Waves

Issued 06:00 AM NDT 03 April 2025
Today Tonight and Friday. Seas 3 to 5 metres subsiding to 2 to 3 this afternoon and to 1 to 2 near midnight. Seas building to 2 to 3 Friday morning.

Extended Forecast

Issued 03:30 PM NDT 03 April 2025
Saturday Wind northeast 35 knots.
Sunday Wind north 25 knots diminishing to north 15.
Monday Wind variable 15 to 20 knots.

Ice Forecast

Issued 10:00 AM EDT 3 April 2025 Today Tonight and Friday 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 3 April 2025 Today Tonight and Friday

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 3 April 2025 Today Tonight and Friday

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 3 April 2025

Iceberg Limit

Iceberg limit at 0000 UTC 3 Apr estimated from Newfoundland near
4658N 5404W to 4410N 5055W to 4410N 4620W to 4655N 4040W to 5230N
4450W to 5610N 4930W to 5900N 5620W to 6135N 5510W to 5900N 4735W
then eastwards.

Western iceberg limit at 0000 UTC 3 Apr estimated from Quebec near
5019N 6230W to 4855N 6100W 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 3 April 2025

Iceberg Limit

Iceberg limit at 0000 UTC 3 Apr estimated from Newfoundland near
4658N 5404W to 4410N 5055W to 4410N 4620W to 4655N 4040W to 5230N
4450W to 5610N 4930W to 5900N 5620W to 6135N 5510W to 5900N 4735W
then eastwards.

Western iceberg limit at 0000 UTC 3 Apr estimated from Quebec near
5019N 6230W to 4855N 6100W 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 3:30 PM NDT 03 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 3:30 PM NDT 3 April 2025 Tonight and Friday At 3:30 p.m. NDT today low 988 mb located over eastern Labrador Sea.
By 8:00 p.m. NDT tonight departing low 991 mb located northeast
of Labrador Sea.

At 3:30 p.m. NDT today low 995 mb located south of James Bay.
By 3:30 p.m. NDT Friday low 1005 mb located over the southwestern
Grand Banks.

At 3:30 p.m. NDT today ridge located over the Gulf of St. Lawrence.
By 3:30 p.m. NDT Friday ridge located on a line northwest-southeast
over Belle Isle Bank.

Marine Weather Statement

Issued 3:29 PM NDT 3 April 2025 An intense low pressure system over the East Labrador Sea will
continue to track northwards tonight. Strong to gale force
northwesterlies over Belle Isle Bank will diminish this evening as
the low departs.

A second low approaching from the west will pass over Cape Breton
Island Friday morning before crossing the Grand Banks late in the
day. Strong to gale force northeast to southeasterlies are expected
to develop north of the low on Friday.

Marine interests are advised that gale warnings are in effect for
Belle Isle Bank and Southwestern Grand Banks.

Marine interests are also advised that freezing spray warnings are in
effect for Northeast Coast, Belle Isle Bank, and Funk Island Bank.

Atlantic - Maritimes Area

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Marine Weather for Canada

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