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Gulf - Magdalen - southwestern half

Warnings

Forecast

Marine Forecast

Issued 08:00 PM ADT 12 April 2026

Tonight and Monday.

Wind light increasing to south 20 to 25 knots early Monday morning.

Showers or flurries Monday late in the day. Fog patches forming Monday evening.

Temperatures near zero.

Waves

Issued 05:00 PM ADT 12 April 2026

Gulf - Magdalen - eastern half

Tonight and Monday. Seas 2 to 3 metres subsiding to 1 to 2 near midnight.

Gulf - Magdalen - western half

Tonight and Monday. Seas 1 to 2 metres.

Extended Forecast

Issued 03:30 PM ADT 12 April 2026
Tuesday Wind south 20 to 25 knots diminishing to northwest 15 to 20 in the morning.
Wednesday Wind northeast 20 knots veering to southeast 15.
Thursday Wind northerly 15 knots diminishing to light.

Ice Forecast

Issued 10:00 AM EDT 12 April 2026 Today Tonight and Monday Open water except 1 tenth first-year ice along parts of the Prince Edward Island coast and in the northwestern section. Consolidated rotten first-year ice along parts of the coasts. 

[ Canadian Ice Service ]

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

Ice Forecasts

Issued 10:00 AM EDT 12 April 2026 Today Tonight and Monday

Ice Edge

Ice edge estimated from Cape Breton Island near 4607N 5949W to 4631N
5919W to 4844N 6156W to 4919N 6025W to Newfoundland near 4753N
5924W. Sea ice west then northeast of the ice edge.

Ice Coverage

Open water except 1 tenth first-year ice along parts of the Prince
Edward Island coast and in the northwestern section. Consolidated
rotten first-year ice along parts of the coasts.

 

Iceberg Bulletin

Issued 2:30 PM EDT 12 April 2026

Iceberg Limit

Iceberg limit at 0000 UTC 13 Apr estimated from Newfoundland near
4655N 5400W to 4510N 5245W to 4505N 4650W to 4620N 4255W to 5000N
4425W to 5305N 4755W to 5900N 5600W to 6015N 5245W to 5735N 4735W
then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM ADT 12 April 2026 Tonight and Monday At 8:00 p.m. ADT tonight departing low 991 mb located east of
Newfoundland.

At 8:00 p.m. ADT tonight ridge located west of the Marine District.
By 10:00 a.m. ADT Monday departing ridge located over the
southeastern Marine District.

At 8:00 p.m. ADT Monday approaching low 1000 mb located near the
St. Lawrence River.

Marine Weather Statement

Issued 7:36 PM ADT 12 April 2026 A low pressure system east of Newfoundland will pull away from the
marine district tonight. Strong to gale force northwesterlies over
eastern waters will diminish this evening.

Marine interests are advised that gale warnings are in effect for
Banquereau and Laurentian Fan.

Atlantic - Maritimes Area

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Marine Weather for Canada

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