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South Labrador Sea - northwestern half

Warnings

Forecast

Marine Forecast

Issued 04:00 AM NDT 24 April 2025

Today Tonight and Friday.

Wind variable 10 to 15 knots becoming northwest 15 this afternoon then increasing to northwest 20 Friday morning.

Fog patches dissipating this afternoon.

Waves

Issued 06:00 PM NDT 23 April 2025
Tonight and Thursday. Outside the ice edge seas 2 to 3 metres subsiding to 1 to 2 late overnight.

Extended Forecast

Issued 04:00 AM NDT 24 April 2025
Saturday Wind northwest 15 to 20 knots backing to west 10 to 15 in the afternoon.
Sunday Wind southwest 15 to 20 knots backing to south 25.
Monday Wind northwest 15 to 20 knots.

Ice Forecast

Issued 10:00 AM EDT 23 April 2025 Today Tonight and Thursday Bergy water except 3 tenths first-year ice including a trace of old ice in the extreme western section. 

[ 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
Legend:
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land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 23 April 2025 Today Tonight and Thursday

Ice Edge

Ice edge estimated from Newfoundland near 4915N 5328W to 4945N 5123W
to 5343N 5022W to 5526N 5139W to 5701N 5617W to 6133N 5909W to 6200N
5851W. Sea ice north then west of the ice edge.

Ice Coverage

Bergy water except 3 tenths first-year ice including a trace of old
ice in the extreme western section.

 

Iceberg Bulletin

Issued 2:30 PM EDT 23 April 2025

Iceberg Limit

Iceberg limit at 0000 UTC 24 Apr estimated from Newfoundland near
4731N 5444W to 4105N 5205W to 4125N 4740W to 4720N 3525W to 5355N
4530W to 5915N 5605W to 6035N 5500W to 5920N 4925W then eastwards.

Western iceberg limit at 0000 UTC 24 Apr estimated from Quebec near
5020N 6115W to Newfoundland near 4805N 5845W.

Iceberg Count

Unknown number of icebergs.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 4:00 AM NDT 24 April 2025 Today Tonight and Friday At 4:00 a.m. NDT today ridge located on a line northwest-southeast
over Labrador Coast.
By 9:30 a.m. NDT today dissipating ridge located on a line
northwest-southeast over Labrador Coast.

At 4:00 a.m. NDT today quasi-stationary low 991 mb located southeast
of Greenland.

At 4:00 a.m. NDT Friday building ridge located over northern Quebec.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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