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Northern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:00 AM NDT 29 April 2025

Today Tonight and Wednesday.

Wind northeast 25 knots diminishing to northeast 15 to 20 this evening and to light overnight. Wind becoming south 10 to 15 Wednesday evening.

Showers ending this evening. Fog banks.

Waves

Issued 06:00 PM NDT 28 April 2025
Tonight and Tuesday. Seas 3 to 5 metres subsiding to 2 to 3 Tuesday evening.

Extended Forecast

Issued 03:00 AM NDT 29 April 2025
Thursday Wind south 25 knots.
Friday Wind northwest 25 to 35 knots.
Saturday Wind variable 10 to 15 knots.

Ice Forecast

Issued 10:00 AM EDT 28 April 2025 Today Tonight and Tuesday 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

Northern Grand Banks

Issued 10:00 AM EDT 28 April 2025 Today Tonight and Tuesday

Ice Edge

Ice edge estimated from Newfoundland near 4849N 5349W to 4908N 5135W
to 5418N 5143W to 5607N 5624W to 6041N 5907W to 6200N 5900W then
northeastward. Sea ice north then west of the ice edge.

Ice Coverage

Bergy water.

Ice Forecasts

Flemish

Issued 10:00 AM EDT 28 April 2025 Today Tonight and Tuesday

Ice Edge

Ice edge estimated from Newfoundland near 4849N 5349W to 4908N 5135W
to 5418N 5143W to 5607N 5624W to 6041N 5907W to 6200N 5900W then
northeastward. Sea ice north then west of the ice edge.

Ice Coverage

Forecasts available to mariners upon request.

 

Iceberg Bulletin

Northern Grand Banks

Issued 2:30 PM EDT 28 April 2025

Iceberg Limit

Iceberg limit at 0000 UTC 28 Apr estimated from Newfoundland near
4723N 5503W to 4040N 5210W to 4100N 4720W to 4655N 3430W to 5355N
4530W to 5915N 5605W to 6035N 5500W to 5920N 4925W then eastwards.

Western iceberg limit at 0000 UTC 28 Apr estimated from Quebec near
5020N 6115W to Newfoundland near 4805N 5845W.

Iceberg Count

26 to 50 icebergs.

Iceberg Bulletin

Flemish

Issued 2:30 PM EDT 28 April 2025

Iceberg Limit

Iceberg limit at 0000 UTC 28 Apr estimated from Newfoundland near
4723N 5503W to 4040N 5210W to 4100N 4720W to 4655N 3430W to 5355N
4530W to 5915N 5605W to 6035N 5500W to 5920N 4925W then eastwards.

Western iceberg limit at 0000 UTC 28 Apr estimated from Quebec near
5020N 6115W to Newfoundland near 4805N 5845W.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM NDT 29 April 2025 Today Tonight and Wednesday At 3:00 a.m. NDT today low 1010 mb located over the southeastern
Grand Banks.
By 3:00 a.m. NDT Wednesday departing low 1011 mb located east of
the Grand Banks.

At 3:30 p.m. NDT today approaching trough located on a line
northeast-southwest over Quebec.

At 3:00 a.m. NDT today ridge located on a line northeast-southwest
over the West Coast of Newfoundland.
By 3:00 a.m. NDT Wednesday ridge located on a line
northeast-southwest over the East Coast of Newfoundland.

Marine Weather Statement

Issued 2:54 AM NDT 29 April 2025 A trough of low pressure will approach the marine district from the
west today. Strong to gale force southerlies will develop over
northern waters this afternoon ahead of the trough.

Marine interests are advised that a gale warning is in effect for
Belle Isle Bank.

Atlantic - Newfoundland Area

Another Region

Marine Weather for Canada

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