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West Scotian Slope

Forecast

Marine Forecast

Issued 10:00 AM ADT 30 April 2025

Today Tonight and Thursday.

Wind southwest 30 knots veering to northwest 25 this afternoon then diminishing to northwest 15 late overnight. Wind diminishing to light Thursday evening.

Showers this afternoon and this evening.

Waves

Issued 05:00 AM ADT 30 April 2025
Today Tonight and Thursday. Seas 2 to 3 metres building to 3 to 4 this morning then subsiding to 2 to 3 this evening. Seas subsiding to 1 to 2 Thursday morning.

Extended Forecast

Issued 03:00 AM ADT 30 April 2025
Friday Wind light increasing to south 25 knots in the afternoon.
Saturday Wind southwest 25 knots.
Sunday Wind southwest 25 knots.

Ice Forecast

Issued 10:00 AM EDT 30 April 2025 Today Tonight and Thursday Ice free. 

[ Canadian Ice Service ]

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Weather Conditions

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Map of Atlantic - Maritimes marine weather areas Summerside Stephenville Airport North Cape Burgeo Pointe-des-Monts Port aux Basques Sagona Island St. Lawrence Tracadie Winterland Branch Hill Wreckhouse Halifax Harbour - 44258 LaHave Bank - 44150 Sept-Îles Airport Banquereau - 44139 Longue-Pointe-de-Mingan Île Rouge Île aux Perroquets Havre-Saint-Pierre Airport East Scotia Slope - 44137 Baie-Comeau Airport Mont-Joli Airport Rivière-la-Madeleine Saint John Airport Gaspé Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Heath Point Miscou Island Kouchibouguac Îles de la Madeleine Airport Kouchibouguac La Pocatière Grand Manan St. Stephen Fundy Park (Alma) New Carlisle Miramichi Pointe-au-Père Charlo Port Menier Bathurst Airport Île Bicquette Bas Caraquet Cap-Chat East Chedabucto Bay – 44488 West Chedabucto Bay – 44489 Lunenburg Charlottetown Airport Yarmouth Airport Pointe-Noire Western Head J.A. Douglas McCurdy Sydney Airport Shearwater Airport St.Paul Island Sable Island Parrsboro North Mountain Nappan AAFC McNabs Island East Point Kentville AAFC Ingonish Beach Hart Island CFB Greenwood Grand Étang Eskasoni (First Nations) Debert Caribou Point Brier Island Cap-d'Espoir Beaver Island Baccaro Point
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 30 April 2025 Today Tonight and Thursday

Ice Edge

Ice edge estimated from Quebec near 5013N 6207W to 4959N 6152W to
4959N 6028W to 5053N 5806W to Newfoundland near 5029N 5728W. Sea ice
north then east of the ice edge.

Ice Coverage

Ice free.

 

Iceberg Bulletin

Issued 2:50 PM EDT 29 April 2025

Iceberg Limit

Iceberg limit at 0000 UTC 30 Apr estimated from Newfoundland near
4723N 5503W to 4040N 5210W to 4100N 4720W to 4530N 3335W to 4715N
3340W to 5915N 5605W to 6035N 5500W to 5920N 4925W then eastwards.

Western iceberg limit at 0000 UTC 30 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 10:00 AM ADT 30 April 2025 Today Tonight and Thursday At 10:00 a.m. ADT today low 990 mb located over Anticosti Island.
By 10:00 a.m. ADT Thursday low 995 mb located over northern
Newfoundland.

At 8:00 p.m. ADT Thursday approaching ridge located on a line
north-south over the western Marine District.

Marine Weather Statement

Issued 9:50 AM ADT 30 April 2025 A low pressure system over Anticosti Island will track east today to
lie over Northern Newfoundland by Thursday afternoon. Strong to gale
force southwesterlies ahead of the low shift to strong to storm force
northwesterlies behind it. Winds will gradually diminish on Thursday
as high pressure builds in.

Marine interests are advised that storm warnings are in effect for
Gulf-Magdalen - northeastern half and Anticosti - southwestern half.
Gale warnings are in effect for Banquereau, Laurentian Fan -
northeastern half, Cabot Strait, Gulf-Magdalen - southwestern half,
Chaleur-Miscou, and Anticosti - northeastern half.

Atlantic - Maritimes Area

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