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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:30 PM NDT 13 April 2026

Tonight and Tuesday.

Gale warning in effect.

Wind northwest 25 knots backing to southwest 20 this evening then increasing to southwest 35 late overnight. Wind diminishing to west 20 near noon Tuesday.

Snow or rain beginning this evening becoming rain and fog banks Tuesday morning.

Waves

Issued 06:00 AM NDT 13 April 2026
Today Tonight and Tuesday. Seas 4 to 6 metres subsiding to 3 to 4 near noon and to 2 to 3 this evening. Seas building to 3 to 5 Tuesday morning.

Extended Forecast

Issued 03:30 PM NDT 13 April 2026
Wednesday Wind northwest 15 to 20 knots diminishing to light in the morning then increasing to southeast 15 to 20 late in the day.
Thursday Wind southeast 20 knots backing to northeast 15 to 20.
Friday Wind east 10 to 15 knots veering to south 20.

Ice Forecast

Issued 10:00 AM EDT 13 April 2026 Today Tonight and Tuesday 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 April 2026 Today Tonight and Tuesday

Ice Edge

Ice edge estimated from Newfoundland near 4745N 5243W to 4620N 4650W
to 4802N 4554W to 5200N 4900W to 5530N 5230W to 5700N 5600W to 6045N
5800W to 6200N 5700W 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 13 April 2026 Today Tonight and Tuesday

Ice Edge

Ice edge estimated from Newfoundland near 4745N 5243W to 4620N 4650W
to 4802N 4554W to 5200N 4900W to 5530N 5230W to 5700N 5600W to 6045N
5800W to 6200N 5700W 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 12 April 2026

Iceberg Limit

Iceberg limit at 0000 UTC 13 Apr estimated from Newfoundland near
4655N 5400W to 4510N 5245W to 4505N 4650W to 4620N 4255W to 5000N
4425W to 5305N 4755W to 5900N 5600W to 6015N 5245W to 5735N 4735W
then eastward.

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 12 April 2026

Iceberg Limit

Iceberg limit at 0000 UTC 13 Apr estimated from Newfoundland near
4655N 5400W to 4510N 5245W to 4505N 4650W to 4620N 4255W to 5000N
4425W to 5305N 4755W to 5900N 5600W to 6015N 5245W to 5735N 4735W
then eastward.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Gale warning in effect

Southwestern Grand Banks

Issued 3:30 PM NDT 13 April 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 3:30 PM NDT 13 April 2026 Tonight and Tuesday At 3:30 p.m. NDT today deepening low 979 mb located east of Funk
Island Bank.
By 3:00 a.m. NDT Tuesday departing low 979 mb located east of Funk
Island Bank.

At 3:30 p.m. NDT today trough located over Quebec.
By 3:30 p.m. NDT Tuesday low 1001 mb located over the northern
Grand Banks.

At 3:30 p.m. NDT today ridge located on a line north-south over
the West Coast of Newfoundland.
By 10:00 a.m. NDT Tuesday departing ridge located east of the
Grand Banks.

Marine Weather Statement

Issued 3:20 PM NDT 13 April 2026 A low pressure system east of Funk Island Bank will slowly drift
further out to sea tonight. Strong to gale force northwesterlies in
the wake of the low will gradually diminish tonight as the low
departs and a ridge of high pressure builds in from the west.

Meanwhile, a trough of low pressure over Quebec will track eastwards
before developing into a low pressure system over Southern
Newfoundland tonight. Strong to gale force southeasterlies to
southwesterlies will develop over southern waters south of the low
tonight.

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

Atlantic - Maritimes Area

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Marine Weather for Canada

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