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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:00 AM NDT 14 April 2026

Today Tonight and Wednesday.

Gale warning in effect.

Wind southwest 35 knots diminishing to west 25 near noon then veering to northwest 15 to 20 near midnight. Wind diminishing to light overnight then becoming east 15 Wednesday evening.

Snow or rain early this morning changing to rain and fog banks and ending this afternoon. Showers Wednesday late in the day. Visibility 1 mile or less in precipitation and in fog banks.

Waves

Issued 06:00 AM NDT 14 April 2026
Today Tonight and Wednesday. Seas 3 to 5 metres subsiding to 2 to 3 Wednesday morning.

Extended Forecast

Issued 03:00 AM NDT 14 April 2026
Thursday Wind east 15 to 20 knots.
Friday Wind southeast 25 knots diminishing to west 15 to 20.
Saturday Wind northwest 15 to 20 knots veering to northeast 15 to 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 13 April 2026

Iceberg Limit

Iceberg limit at 0000 UTC 14 Apr estimated from Newfoundland near
4655N 5400W to 4435N 5125W to 4440N 4530W 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 13 April 2026

Iceberg Limit

Iceberg limit at 0000 UTC 14 Apr estimated from Newfoundland near
4655N 5400W to 4435N 5125W to 4440N 4530W 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 03:00 AM NDT 14 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 3:00 AM NDT 14 April 2026 Today Tonight and Wednesday At 3:00 a.m. NDT today low 1001 mb located over the Gulf of
St. Lawrence.
By 8:00 p.m. NDT tonight low 999 mb located east of the Grand Banks.

At 3:00 a.m. NDT today departing low 979 mb located east of Funk
Island Bank.

At 3:00 a.m. NDT today ridge located on a line north-south over
the eastern Grand Banks.
By 10:00 a.m. NDT today departing ridge located east of the
Grand Banks.

Marine Weather Statement

Issued 2:54 AM NDT 14 April 2026 A low pressure system over the Gulf of St. Lawrence will track
eastward across Newfoundland and the Northern Grand Banks today.
Strong to gale force southwesterlies will spread over the Southern
Grand Banks as a result of this low, and will diminish tonight as a
ridge of high pressure builds in from the west.

Marine interests are advised that gale warnings are in effect for the
Southern Grand Banks.

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

Atlantic - Maritimes Area

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Marine Weather for Canada

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