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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 10:00 AM NDT 22 May 2025

Today Tonight and Friday.

Wind northeast 25 knots diminishing to northeast 15 to 20 near noon and to light near midnight. Wind increasing to southeast 15 to 20 Friday morning and to southeast 25 Friday afternoon.

Waves

Issued 06:00 AM NDT 22 May 2025
Today Tonight and Friday. Seas 2 to 3 metres subsiding to 1 to 2 late overnight then building to 2 to 3 Friday evening.

Extended Forecast

Issued 03:00 AM NDT 22 May 2025
Saturday Wind southeast 25 knots veering to southwest 15 to 20 in the afternoon.
Sunday Wind southwest 20 knots.
Monday Wind variable 10 to 15 knots.

Ice Forecast

Issued 10:00 AM EDT 21 May 2025 Today Tonight and Thursday Bergy water.  

[ Canadian Ice Service ]

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

Ice Forecasts

Southwestern Grand Banks

Issued 10:00 AM EDT 21 May 2025 Today Tonight and Thursday

Ice Edge

First ice edge estimated from 5102N 5716W to Newfoundland near 5113N 5647W. Sea ice north of the ice edge.

Second ice edge estimated from Newfoundland near 5123N 5530W to 5138N 5439W to 5527N 5440W to 5708N 5743W to 6200N 5921W 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 21 May 2025 Today Tonight and Thursday

Ice Edge

First ice edge estimated from 5102N 5716W to Newfoundland near 5113N 5647W. Sea ice north of the ice edge.

Second ice edge estimated from Newfoundland near 5123N 5530W to 5138N 5439W to 5527N 5440W to 5708N 5743W to 6200N 5921W 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 21 May 2025

Iceberg Limit

Iceberg limit at 0000 UTC 22 May estimated from Newfoundland near 4710N 5518W to 4125N 5210W to 4120N 4555W to 4825N 4035W to 5320N 4815W to 5915N 5605W to 5755N 5155W to 5900N 4845W 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 21 May 2025

Iceberg Limit

Iceberg limit at 0000 UTC 22 May estimated from Newfoundland near 4710N 5518W to 4125N 5210W to 4120N 4555W to 4825N 4035W to 5320N 4815W to 5915N 5605W to 5755N 5155W to 5900N 4845W 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 22 May 2025 Today Tonight and Friday At 10:00 a.m. NDT today trough located southeast of the Grand Banks.
By 3:00 a.m. NDT Friday departing trough located east of the
Marine District.

At 10:00 a.m. NDT today ridge located from Ungava Bay to the
Maritimes.
By 10:00 a.m. NDT Friday ridge located from Ungava Bay to the
Grand Banks.

At 3:00 a.m. NDT Friday approaching low 997 mb located near
Cape Cod.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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