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Southwestern Grand Banks

Forecast

Marine Forecast

Issued 10:00 AM NDT 10 May 2026

Today Tonight and Monday.

Wind light becoming southeast 10 to 15 knots this afternoon. Wind southeast 10 to 15 tonight and Monday.

Showers Monday evening. Fog patches.

Waves

Issued 06:00 AM NDT 10 May 2026
Today Tonight and Monday. Seas 1 to 2 metres.

Extended Forecast

Issued 03:00 AM NDT 10 May 2026
Tuesday Wind southeast 10 to 15 knots increasing to southeast 25 in the afternoon.
Wednesday Wind northwest 25 knots diminishing to west 10 to 15.
Thursday Wind variable 10 to 15 knots.

Ice Forecast

Issued 10:00 AM EDT 10 May 2026 Today Tonight and Monday Bergy water.  

[ Canadian Ice Service ]

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Weather Conditions

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Map of Atlantic - Newfoundland marine weather areas Englee Wreckhouse Winterland Branch Hill Stephenville Airport Eskasoni (First Nations) Grand Étang St. Lawrence St. John's Int'l Airport St. Anthony Airport Ingonish Beach Sagona Island Port aux Basques La Scie North Mountain Ferolle Point Twillingate Daniel's Harbour St.Paul Island Corner Brook Cape Race J.A. Douglas McCurdy Sydney Airport Burgeo West Chedabucto Bay – 44489 Bonavista Berry Hill Charlottetown Airport Argentia East Point North Cape Long Pond Banquereau - 44139 Îles de la Madeleine Airport Miscou Island Cartwright Airport Cap Whittle Blanc-Sablon Airport Natashquan Airport East Chedabucto Bay – 44488 Marticot Island Pool's Island Mary's Harbour Grates Cove Chevery
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Ice Conditions

Ice Forecasts

Southwestern Grand Banks

Issued 10:00 AM EDT 10 May 2026 Today Tonight and Monday

Ice Edge

First ice edge estimated from Quebec near 5134N 5643W to 5133N 5640W
to 5152N 5551W to Newfoundland near 5138N 5554W. Sea ice north then
east of the ice edge.

Second ice edge estimated from Newfoundland near 5000N 5531W to
5129N 5259W to 5337N 5434W to 5513N 5313W to 5636N 5618W to 6200N
6024W then northeastward. Sea ice west of the ice edge.

Ice Coverage

Bergy water.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EDT 10 May 2026 Today Tonight and Monday

Ice Edge

First ice edge estimated from Quebec near 5134N 5643W to 5133N 5640W
to 5152N 5551W to Newfoundland near 5138N 5554W. Sea ice north then
east of the ice edge.

Second ice edge estimated from Newfoundland near 5000N 5531W to
5129N 5259W to 5337N 5434W to 5513N 5313W to 5636N 5618W to 6200N
6024W 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 9 May 2026

Iceberg Limit

Iceberg limit at 0000 UTC 10 May estimated from Newfoundland near
4655N 5545W to 4200N 5115W to 4220N 4635W to 4735N 4420W to 5310N
4705W to 5550N 5010W to 5900N 5500W to 6000N 5300W to 5820N 5000W to
5735N 4540W then eastward.

Iceberg Count

No confirmed icebergs except less than 10 icebergs northeast of the
iceberg limit.

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:30 PM EDT 9 May 2026

Iceberg Limit

Iceberg limit at 0000 UTC 10 May estimated from Newfoundland near
4655N 5545W to 4200N 5115W to 4220N 4635W to 4735N 4420W to 5310N
4705W to 5550N 5010W to 5900N 5500W to 6000N 5300W to 5820N 5000W to
5735N 4540W then eastward.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM NDT 10 May 2026 Today Tonight and Monday At 10:00 a.m. NDT today quasi-stationary ridge located on a line
northeast-southwest over the Grand Banks.

At 10:00 a.m. NDT today trough located over the St. Lawrence River.
By 10:00 a.m. NDT Monday trough located on a line north-south over
the Maritimes.

Marine Weather Statement

Issued 9:51 AM NDT 10 May 2026 A trough of low pressure will approach the district from the west
through the forecast period. Strong to gale force southeasterlies
will develop over western waters tonight ahead of the trough.

Marine interests are advised that a gale warning is in effect for
Gulf - Port au Port.

Atlantic - Newfoundland Area

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