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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:00 AM NDT 15 March 2026

Today Tonight and Monday.

Gale warning in effect.

Wind southwest 35 knots veering to west 35 to 45 this morning then to northwest 35 this afternoon. Wind diminishing to northwest 25 this evening and to northwest 15 to 20 overnight. Wind diminishing to light Monday morning then increasing to southeast 15 to 20 Monday evening.

Waves

Issued 06:00 PM NDT 14 March 2026
Tonight and Sunday. Seas 2 to 3 metres building to 3 to 5 this evening and to 5 to 7 Sunday morning.

Extended Forecast

Issued 03:00 AM NDT 15 March 2026
Tuesday Wind southeast 25 knots increasing to south 25 to 35 in the morning.
Wednesday Wind southwest 35 to 45 knots diminishing to northwest 25.
Thursday Wind northwest 20 knots veering to northeast 15.

Ice Forecast

Issued 10:00 AM EDT 14 March 2026 Today Tonight and Sunday Ice free.  

[ 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 14 March 2026 Today Tonight and Sunday

Ice Edge

Ice edge estimated from Newfoundland near 4746N 5243W to 4946N 5209W
to 5102N 4857W to 5448N 5146W to 5641N 5608W to 6000N 5815W to 6159N
5721W then northeastward. Sea ice west of the ice edge.

Ice Coverage

Ice free.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EDT 14 March 2026 Today Tonight and Sunday

Ice Edge

Ice edge estimated from Newfoundland near 4746N 5243W to 4946N 5209W
to 5102N 4857W to 5448N 5146W to 5641N 5608W to 6000N 5815W to 6159N
5721W then northeastward. Sea ice west of the ice edge.

Ice Coverage

Forecasts available to mariners upon request.

 

Iceberg Bulletin

Southwestern Grand Banks

Issued 2:30 PM EDT 14 March 2026

Iceberg Limit

Iceberg limit at 0000 UTC 15 Mar estimated from Newfoundland near
4640N 5310W to 4520N 4930W to 4555N 4410W to 4815N 4300W to 5220N
4615W to 5650N 5345W to 5930N 5700W to 6120N 5400W to 5815N 4855W
then eastward.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:30 PM EDT 14 March 2026

Iceberg Limit

Iceberg limit at 0000 UTC 15 Mar estimated from Newfoundland near
4640N 5310W to 4520N 4930W to 4555N 4410W to 4815N 4300W to 5220N
4615W to 5650N 5345W to 5930N 5700W to 6120N 5400W to 5815N 4855W
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 15 March 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 15 March 2026 Today Tonight and Monday At 3:00 a.m. NDT today deepening low 997 mb located over southern
Newfoundland.
By 3:00 a.m. NDT Monday low 988 mb located east of the Marine
District.

At 3:00 a.m. NDT Monday trough located on a line east-west over
southern Labrador Sea.
By 3:30 p.m. NDT Monday trough located southeast of Belle Isle Bank.

At 3:00 a.m. NDT today ridge located on a line northwest-southeast
over Belle Isle Bank.
By 10:00 a.m. NDT today departing ridge located northeast of the
Marine District.

Marine Weather Statement

Issued 3:02 AM NDT 15 March 2026 A deepening low pressure system over Southern Newfoundland will
continue tracking northeast through today, lying east of the district
overnight tonight. Strong to gale force northeast to easterly winds
are expected north of this low while strong to gale force
southwesterlies are expected south of it. Winds will shift to gale to
storm force northwesterlies in the wake of the low late today.

Meanwhile, a trough over the Labrador Sea will slide southeast on
Monday, crossing through Belle Isle Bank. This feature will help
maintain strong to gale force northwesterlies over eastern waters on
Monday.

Marine interests are advised that storm warnings are in effect for
Funk Island Bank and Northern Grand Banks. Gale warnings are in
effect for all remaining waters except Strait of Belle Isle and
Northeast Gulf.

Marine interests are also advised that freezing spray warnings are in
effect for Gulf waters, East Coast - north of Cape St. Francis,
Northeast Coast, Belle Isle Bank, and Funk Island Bank.

Atlantic - Maritimes Area

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Marine Weather for Canada

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