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Southeastern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 10:00 AM NDT 12 April 2026

Today Tonight and Monday.

Gale warning in effect.

Wind west 25 knots increasing to west 35 this afternoon then veering to northwest 35 to 45 late overnight. Wind diminishing to northwest 25 to 35 near noon Monday.

Showers becoming flurries or showers this afternoon and ending Monday morning.

Waves

Issued 06:00 AM NDT 12 April 2026
Today Tonight and Monday. Seas 3 to 4 metres building to 4 to 6 this evening.

Extended Forecast

Issued 03:00 AM NDT 12 April 2026
Tuesday Wind south 25 knots increasing to southwest 25 to 35 in the afternoon then becoming west 25 late in the day.
Wednesday Wind northwest 15 to 20 knots diminishing to light.
Thursday Wind southeast 25 knots diminishing to west 20.

Ice Forecast

Issued 10:00 AM EDT 11 April 2026 Today Tonight and Sunday 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

Southeastern Grand Banks

Issued 10:00 AM EDT 11 April 2026 Today Tonight and Sunday

Ice Edge

Ice edge estimated from Newfoundland near 4717N 5246W to 4715N 4800W
to 4815N 4700W 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 11 April 2026 Today Tonight and Sunday

Ice Edge

Ice edge estimated from Newfoundland near 4717N 5246W to 4715N 4800W
to 4815N 4700W 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

Southeastern Grand Banks

Issued 2:30 PM EDT 11 April 2026

Iceberg Limit

Iceberg limit at 0000 UTC 12 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 11 April 2026

Iceberg Limit

Iceberg limit at 0000 UTC 12 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

Southeastern Grand Banks

Issued 10:00 AM NDT 12 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 10:00 AM NDT 12 April 2026 Today Tonight and Monday At 10:00 a.m. NDT today deepening low 999 mb located over eastern
Newfoundland.
By 3:30 p.m. NDT today merging low 989 mb located east of Funk
Island Bank.

At 10:00 a.m. NDT today deepening low 991 mb located east of the
Grand Banks.
By 3:30 p.m. NDT today merging low 989 mb located east of Funk
Island Bank.

At 3:00 a.m. NDT Monday ridge located on a line north-south over
the Gulf of St. Lawrence.
By 8:00 p.m. NDT Monday ridge located on a line north-south over
eastern Newfoundland.

Marine Weather Statement

Issued 9:50 AM NDT 12 April 2026 A deepening low pressure system over Eastern Newfoundland will track
eastward today. Meanwhile, a second deepening low pressure system
over the Southeastern Grand Banks will track northeastward. By this
afternoon, both systems are expected to merge into an intense low
pressure system that will remain nearly stationary just east of Funk
Island Bank throughout the forecast period.

Strong to gale force northeasterlies to southwesterlies with the
first low will spread across remaining waters this afternoon as the
two lows merge. Winds will diminish gradually from west to east on
Monday as the low begins to track east of the district and a ridge
moves in from the west.

Marine interests are advised that gale warnings are in effect for all
waters.

Atlantic - Maritimes Area

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Marine Weather for Canada

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