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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 10:00 AM NDT 26 April 2025

Today Tonight and Sunday.

Wind light increasing to south 15 knots late overnight and to southeast 25 Sunday morning. Wind veering to south 30 Sunday evening.

Periods of rain Sunday. Fog patches forming Sunday evening.

Waves

Issued 06:00 AM NDT 26 April 2025
Today Tonight and Sunday. Seas 1 to 2 metres building to 2 to 3 near noon Sunday and to 3 to 4 Sunday evening.

Extended Forecast

Issued 03:00 AM NDT 26 April 2025
Monday Wind south 35 knots diminishing to variable 10 to 15 in the afternoon.
Tuesday Wind northwest 10 to 15 knots.
Wednesday Wind southwest 25 knots.

Ice Forecast

Issued 10:00 AM EDT 26 April 2025 Today Tonight and Sunday 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 26 April 2025 Today Tonight and Sunday

Ice Edge

Ice edge estimated from Newfoundland near 4849N 5349W to 4925N 5200W
to 5429N 5153W 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 26 April 2025 Today Tonight and Sunday

Ice Edge

Ice edge estimated from Newfoundland near 4849N 5349W to 4925N 5200W
to 5429N 5153W 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

Southwestern Grand Banks

Issued 2:30 PM EDT 25 April 2025

Iceberg Limit

Iceberg limit at 0000 UTC 26 Apr estimated from Newfoundland near
4731N 5444W to 4050N 5210W to 4105N 4740W to 4655N 3440W to 5355N
4530W to 5915N 5605W to 6035N 5500W to 5920N 4925W then eastwards.

Western iceberg limit at 0000 UTC 26 Apr estimated from Quebec near
5020N 6115W to Newfoundland near 4805N 5845W.

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 25 April 2025

Iceberg Limit

Iceberg limit at 0000 UTC 26 Apr estimated from Newfoundland near
4731N 5444W to 4050N 5210W to 4105N 4740W to 4655N 3440W to 5355N
4530W to 5915N 5605W to 6035N 5500W to 5920N 4925W then eastwards.

Western iceberg limit at 0000 UTC 26 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 10:00 AM NDT 26 April 2025 Today Tonight and Sunday At 10:00 a.m. NDT today ridge located over eastern Newfoundland.
By 10:00 a.m. NDT Sunday departing ridge located east of the
Grand Banks.

At 10:00 a.m. NDT today deepening low 1006 mb located over southern
Ontario.
By 10:00 a.m. NDT Sunday low 1000 mb located over Maine.

Marine Weather Statement

Issued 9:47 AM NDT 26 April 2025 A low pressure system over Southern Ontario will move to
Lie over New England tonight then the Maritimes on Sunday.
Winds will increase to strong to gale force southeasterlies for most
waters as the low approaches.

Marine interests are advised that gale warnings are in effect for
Southwest Coast, South Coast, East Coast, Funk Island Bank, and
Northern Grand Banks.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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