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Laurentian Fan

Warnings

Forecast

Marine Forecast

Issued 03:30 PM ADT 18 April 2025

Tonight and Saturday.

Wind westerly 15 knots backing to southwest 20 Saturday morning then increasing to southwest 30 Saturday evening.

Waves

Issued 05:00 PM ADT 18 April 2025
Tonight and Saturday. Seas 2 to 3 metres subsiding to 1 to 2 near midnight then building to 2 to 3 Saturday evening.

Extended Forecast

Issued 03:30 PM ADT 18 April 2025
Sunday Wind west 25 to 35 knots.
Monday Wind northwest 35 to 45 knots.
Tuesday Wind northwest 30 knots diminishing to west 15 late in the day.

Ice Forecast

Issued 10:00 AM EDT 18 April 2025 Today Tonight and Saturday Ice free. 

[ 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

Issued 10:00 AM EDT 18 April 2025 Today Tonight and Saturday

Ice Edge

First ice edge estimated from New Brunswick near 4700N 6449W to
4831N 6351W to Quebec near 4851N 6412W. Sea ice west of the ice
edge.

Second ice edge estimated from Quebec near 4904N 6646W to 5005N
6518W to 4936N 5930W to Newfoundland near 5022N 5732W. Sea ice north
of the ice edge.

Ice Coverage

Ice free.

 

Iceberg Bulletin

Issued 2:30 PM EDT 18 April 2025

Iceberg Limit

Iceberg limit at 0000 UTC 18 Apr estimated from Newfoundland near
4731N 5444W to 4125N 5145W to 4210N 4800W to 4635N 3815W to 5345N
4510W to 5915N 5605W to 6035N 5500W to 5850N 4935W then eastwards.

Western iceberg limit at 0000 UTC 18 Apr estimated from Quebec near
5020N 6115W to Newfoundland near 4805N 5845W.

Iceberg Count

No confirmed icebergs.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:30 PM ADT 18 April 2025 Tonight and Saturday At 3:30 p.m. ADT today weakening low 998 mb located over northern
Labrador.

At 3:30 p.m. ADT today ridge located from Georges Bank to New
Brunswick.
By 3:00 a.m. ADT Saturday ridge located south of the Marine
District.

At 3:00 a.m. ADT Saturday low 1003 mb located over the Great Lakes.
By 8:00 p.m. ADT Saturday low 1000 mb located over the Gaspe
Peninsula.

Marine Weather Statement

Issued 3:17 PM ADT 18 April 2025 A ridge of high pressure approaching from the west will move to lie
over the southern marine district Saturday. Meanwhile a trough of low
pressure will move to lie over the Gaspé Peninsula by Saturday
evening. Strong to gale force southwesterlies will develop across the
district Saturday in between these two features.

Marine interests are advised that gale warnings are in effect for
Browns Bank, Georges Bank, LaHave Bank, West Scotian Slope, eastern
shore - eastern half, Sable, East Scotian Slope and Fourchu.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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