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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:00 AM NDT 14 May 2026

Today Tonight and Friday.

Gale warning in effect.

Wind southwest 15 to 20 knots diminishing to southwest 10 to 15 near noon then backing to southeast 15 to 20 this evening. Wind increasing to southeast 35 overnight then diminishing to southwest 20 to 25 Friday afternoon. Wind diminishing to southwest 15 to 20 Friday evening.

Rain and fog patches overnight and Friday with a risk of thunderstorms.

Waves

Issued 06:00 AM NDT 14 May 2026
Today Tonight and Friday. Seas 2 to 3 metres subsiding to 1 to 2 near noon then building to 2 to 3 late overnight. Seas building to 3 to 5 Friday morning.

Extended Forecast

Issued 03:00 AM NDT 14 May 2026
Saturday Wind southwest 25 to 35 knots.
Sunday Wind southwest 30 knots.
Monday Wind northwest 25 to 35 knots.

Ice Forecast

Issued 10:00 AM EDT 13 May 2026 Today Tonight and Thursday Bergy water.  

[ Canadian Ice Service ]

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Map of Atlantic - Maritimes marine weather areas East Scotia Slope - 44137 Cap-Chat Burgeo Île Bicquette New Carlisle Îles de la Madeleine Airport Port Menier Summerside North Cape Pointe-au-Père Mont-Joli Airport La Pocatière Wreckhouse Banquereau - 44139 Port aux Basques Sagona Island Gaspé Airport LaHave Bank - 44150 Halifax Harbour - 44258 St. Lawrence Stephenville Airport Western Head Winterland Branch Hill Île aux Perroquets Beaver Island Baccaro Point St. Stephen Pointe-des-Monts Saint John Airport Sept-Îles Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Longue-Pointe-de-Mingan Miscou Island Île Rouge Kouchibouguac Pointe-Noire Kouchibouguac Havre-Saint-Pierre Airport Grand Manan Fundy Park (Alma) Miramichi Charlo West Chedabucto Bay – 44489 Bathurst Airport Baie-Comeau Airport Bas Caraquet East Chedabucto Bay – 44488 Nappan AAFC East Point Charlottetown Airport Yarmouth Airport Cap-d'Espoir Tracadie J.A. Douglas McCurdy Sydney Airport Shearwater Airport St.Paul Island Sable Island Parrsboro North Mountain Rivière-la-Madeleine McNabs Island Lunenburg Kentville AAFC Ingonish Beach Hart Island CFB Greenwood Grand Étang Eskasoni (First Nations) Debert Caribou Point Brier Island
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Ice Conditions

Ice Forecasts

Southwestern Grand Banks

Issued 10:00 AM EDT 13 May 2026 Today Tonight and Thursday

Ice Edge

First ice edge estimated from Quebec near 5134N 5643W to
Newfoundland near 5138N 5554W. Sea ice northeast of the ice edge.

Second ice edge estimated from Newfoundland near 5000N 5531W to
5110N 5334W to 5515N 5300W to 5641N 5609W to 6200N 6024W 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 13 May 2026 Today Tonight and Thursday

Ice Edge

First ice edge estimated from Quebec near 5134N 5643W to
Newfoundland near 5138N 5554W. Sea ice northeast of the ice edge.

Second ice edge estimated from Newfoundland near 5000N 5531W to
5110N 5334W to 5515N 5300W to 5641N 5609W to 6200N 6024W then
northeastward. Sea ice west of the ice edge.

Ice Coverage

Forecasts available to mariners upon request.

 

Iceberg Bulletin

Southwestern Grand Banks

Issued 3:19 PM EDT 13 May 2026

Iceberg Limit

Iceberg limit at 0000 UTC 14 May estimated from Newfoundland near
4655N 5545W to 4125N 5045W to 4135N 4645W to 4740N 4405W to 5310N
4635W to 5550N 5010W to 5900N 5500W to 6000N 5300W to 5840N 4940W to
5755N 4530W then northeastward.

Iceberg Count

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

Iceberg Bulletin

Tail of the Grand Banks

Issued 3:19 PM EDT 13 May 2026

Iceberg Limit

Iceberg limit at 0000 UTC 14 May estimated from Newfoundland near
4655N 5545W to 4125N 5045W to 4135N 4645W to 4740N 4405W to 5310N
4635W to 5550N 5010W to 5900N 5500W to 6000N 5300W to 5840N 4940W to
5755N 4530W then northeastward.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Gale warning in effect

Southwestern Grand Banks

Issued 03:00 AM NDT 14 May 2026

'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 3:00 AM NDT 14 May 2026 Today Tonight and Friday At 3:00 a.m. NDT today low 983 mb located over Belle Isle Bank.
By 10:00 a.m. NDT today departing low 989 mb located southeast of
Labrador Sea.

At 10:00 a.m. NDT Friday approaching low 998 mb located south of
Nova Scotia.

At 3:00 a.m. NDT today ridge located on a line north-south over
Nova Scotia.
By 3:00 a.m. NDT Friday departing ridge located over the Grand
Banks.

Marine Weather Statement

Issued 2:45 AM NDT 14 May 2026 A departing low pressure system over Belle Isle Bank will track
northeastward to lie south of East Labrador Sea this morning.

Strong to gale force westerlies are occuring in its wake.

A second low pressure system will approach from the southwest on
Friday. Strong to gale force easterlies will develop over southern
waters ahead of the low on Friday.

Marine interests are advised that gale warnings are in effect for all
waters except Northeast Gulf, Gulf - Port au Port and East Coast -
north of Cape St. Francis.

Atlantic - Maritimes Area

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Marine Weather for Canada

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