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Northern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 10:00 AM NDT 28 April 2025

Today Tonight and Tuesday.

Gale warning in effect.

Wind south 35 knots diminishing to northeast 25 this evening and to northeast 15 to 20 Tuesday evening.

Rain changing to showers overnight. Fog banks.

Waves

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

Extended Forecast

Issued 03:00 AM NDT 28 April 2025
Wednesday Wind variable 10 to 15 knots increasing to south 15 to 20 late in the day.
Thursday Wind south 25 knots veering to west 25.
Friday Wind northwest 25 to 35 knots.

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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Ice Conditions

Ice Forecasts

Northern 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

Flemish

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

Northern Grand Banks

Issued 2:30 PM EDT 27 April 2025

Iceberg Limit

Iceberg limit at 0000 UTC 27 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 27 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 27 April 2025

Iceberg Limit

Iceberg limit at 0000 UTC 27 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 27 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

Northern Grand Banks

Issued 10:00 AM NDT 28 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 28 April 2025 Today Tonight and Tuesday At 10:00 a.m. NDT today low 1003 mb located south of the Burin
Peninsula.
By 10:00 a.m. NDT Tuesday low 1011 mb located over the southeastern
Grand Banks.

At 10:00 a.m. NDT today trough from low located on a line
northeast-southwest over the Avalon Peninsula.
By 3:00 a.m. NDT Tuesday departing trough from low located east
of the Grand Banks.

Marine Weather Statement

Issued 9:53 AM NDT 28 April 2025 A low pressure system near the Burin Peninsula will move to lie over
the Southern Grand Banks tonight. Meanwhile, an associated trough
extending northeast of the low will depart east of the Grand Banks
tonight. Strong to gale force south to southwesterlies can be
expected ahead of these features, with strong to gale force north to
northeasterlies in their wake.

Marine interests are advised that gale warnings are in effect for
Strait of Belle Isle - eastern half, Gulf waters, Northeast Coast,
Belle Isle Bank, and the Grand Banks.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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