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Southeastern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 10:00 AM NDT 24 April 2026

Today Tonight and Saturday.

Storm warning in effect.

Wind east 40 to 50 knots becoming southwest 40 to 50 this afternoon then becoming west 35 to 45 near midnight. Wind diminishing to west 25 to 35 Saturday morning then becoming west 25 Saturday evening.

Rain with a risk of thunderstorms changing to showers this evening. Fog patches dissipating Saturday morning.

Waves

Issued 06:00 AM NDT 24 April 2026
Today Tonight and Saturday. Seas 2 to 3 metres building to 4 to 6 this morning and to 6 to 8 early this evening. Seas subsiding to 4 to 6 Saturday morning and to 3 to 4 Saturday evening.

Extended Forecast

Issued 03:00 AM NDT 24 April 2026
Sunday Wind northwest 25 knots.
Monday Wind north 25 knots.
Tuesday Wind north 15 to 20 knots veering to northeast 10 to 15.

Ice Forecast

Issued 10:00 AM EDT 24 April 2026 Today Tonight and Saturday 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 24 April 2026 Today Tonight and Saturday

Ice Edge

Ice edge estimated from Newfoundland near 4745N 5243W to 4755N 4804W
to 5518N 5230W to 5700N 5600W to 6054N 5917W 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 24 April 2026 Today Tonight and Saturday

Ice Edge

Ice edge estimated from Newfoundland near 4745N 5243W to 4755N 4804W
to 5518N 5230W to 5700N 5600W to 6054N 5917W 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 23 April 2026

Iceberg Limit

Iceberg limit at 0000 UTC 24 Apr estimated from Newfoundland near
4655N 5400W to 4320N 5020W to 4320N 4630W to 4630N 4410W to 5000N
4415W to 5305N 4755W to 5900N 5500W to 6015N 5245W to 5740N 4850W
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 23 April 2026

Iceberg Limit

Iceberg limit at 0000 UTC 24 Apr estimated from Newfoundland near
4655N 5400W to 4320N 5020W to 4320N 4630W to 4630N 4410W to 5000N
4415W to 5305N 4755W to 5900N 5500W to 6015N 5245W to 5740N 4850W
then eastward.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Storm warning in effect

Southeastern Grand Banks

Issued 10:00 AM NDT 24 April 2026

'Storm' force winds of 48 to 63 knots are occurring or expected to occur in this marine area. 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 24 April 2026 Today Tonight and Saturday At 10:00 a.m. NDT today low 982 mb located over the southwestern
Grand Banks.
By 10:00 a.m. NDT Saturday low 981 mb located over the northern
Grand Banks.

Marine Weather Statement

Issued 9:50 AM NDT 24 April 2026 A low pressure system over the Southwestern Grand Banks will slowly
move to lie over the Southeastern Grand Banks by this evening and
meander over the Northern Grand Banks on Saturday. Gale to storm
force easterlies to northeasterlies will spread over southeastern
waters north of the low today. Winds will shift to gale to storm
force southwesterlies to northwesterlies as the low passes.
On Saturday, winds northwest of the low will strengthen to strong to
gale force northerlies to northeasterlies.

Marine interests are advised that storm warnings are in effect for
the Southern Grand Banks. Gale warnings are in effect for Strait of
Belle Isle, East Coast - Cape St. Francis and south, Northeast Coast,
Belle Isle Bank, and Northern Grand Banks.

Atlantic - Maritimes Area

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Marine Weather for Canada

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