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Southeastern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 10:00 AM NDT 27 April 2025

Today Tonight and Monday.

Gale warning in effect.

Wind southeast 15 to 20 knots veering to south 25 this afternoon then increasing to south 35 near noon Monday.

Rain this afternoon and this evening. Rain and fog banks Monday afternoon and evening.

Waves

Issued 06:00 AM NDT 27 April 2025
Today Tonight and Monday. Seas 1 to 2 metres building to 2 to 3 this afternoon and to 3 to 5 late overnight.

Extended Forecast

Issued 03:00 AM NDT 27 April 2025
Tuesday Wind south 25 knots diminishing to variable 10 to 15 in the morning.
Wednesday Wind variable 10 to 15 knots.
Thursday Wind south 25 knots veering to west 25.

Ice Forecast

Issued 10:00 AM EDT 27 April 2025 Today Tonight and Monday 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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land station Land Station
Ice Conditions

Ice Forecasts

Southeastern Grand Banks

Issued 10:00 AM EDT 27 April 2025 Today Tonight and Monday

Ice Edge

Ice edge estimated from Newfoundland near 4849N 5349W to 4908N 5135W
to 5410N 5113W to 5629N 5651W to 6129N 5944W to 6200N 5900W 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 27 April 2025 Today Tonight and Monday

Ice Edge

Ice edge estimated from Newfoundland near 4849N 5349W to 4908N 5135W
to 5410N 5113W to 5629N 5651W to 6129N 5944W to 6200N 5900W 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 24 April 2025

Iceberg Limit

Iceberg limit at 0000 UTC 25 Apr estimated from Newfoundland near
4731N 5444W to 4055N 5215W to 4125N 4740W to 4705N 3500W to 5355N
4530W to 5915N 5605W to 6035N 5500W to 5920N 4925W then eastwards.

Western iceberg limit at 0000 UTC 25 Apr estimated from Quebec near
5020N 6115W to Newfoundland near 4805N 5845W.

Iceberg Count

10 to 25 icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:30 PM EDT 24 April 2025

Iceberg Limit

Iceberg limit at 0000 UTC 25 Apr estimated from Newfoundland near
4731N 5444W to 4055N 5215W to 4125N 4740W to 4705N 3500W to 5355N
4530W to 5915N 5605W to 6035N 5500W to 5920N 4925W then eastwards.

Western iceberg limit at 0000 UTC 25 Apr estimated from Quebec near
5020N 6115W to Newfoundland near 4805N 5845W.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Gale warning in effect

Southeastern Grand Banks

Issued 10:00 AM NDT 27 April 2025

'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 10:00 AM NDT 27 April 2025 Today Tonight and Monday At 10:00 a.m. NDT today low 1001 mb located over Maine.
By 10:00 a.m. NDT Monday low 1004 mb located over Cape Breton
Island.

At 10:00 a.m. NDT today trough from low located on a line
northeast-southwest over the Gulf of St. Lawrence.
By 10:00 a.m. NDT Monday trough from low located on a line
northeast-southwest over Newfoundland.

At 10:00 a.m. NDT today departing ridge located over the eastern
Grand Banks.

Marine Weather Statement

Issued 9:44 AM NDT 27 April 2025 A low pressure system over Maine will gradually cross the Maritimes
today to move south of Newfoundland Monday. An associated trough
extending northeast of the low will cross Newfoundland tonight and
Monday. Strong to gale force southeasterlies to southwesterlies will
spread across all waters today and tonight ahead of these features.
Winds will shift to strong to gale force northerlies to
northeasterlies on Monday in their wake.

Marine interests are advised that gale warnings are in effect for all
waters except Strait of Belle Isle - western half.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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