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Gulf - Magdalen

Forecast

Marine Forecast

Issued 03:00 AM ADT 14 April 2026

Today Tonight and Wednesday.

Wind southwest 15 knots veering to northwest 15 to 20 early this morning then diminishing to light this evening. Wind becoming northeasterly 15 overnight then diminishing to light Wednesday evening.

Periods of rain and fog patches ending this morning.

Temperatures near zero.

Waves

Issued 05:00 AM ADT 14 April 2026

Gulf - Magdalen - northeastern half

Today Tonight and Wednesday. Seas 1 to 2 metres subsiding to 1 or less late overnight.

Gulf - Magdalen - southwestern half

Today Tonight and Wednesday. Seas 1 metre or less.

Extended Forecast

Issued 03:00 AM ADT 14 April 2026
Thursday Wind light increasing to southeast 15 to 20 knots in the afternoon.
Friday Wind variable 10 to 15 knots becoming northeast 15.
Saturday Wind northeast 15 knots veering to southeast 15 to 20.

Ice Forecast

Issued 10:00 AM EDT 13 April 2026 Today Tonight and Tuesday 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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Weather Conditions

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Map of St. Lawrence - St. Lawrence River marine weather areas Miramichi North Cape Port Menier Roberval Airport Normandin Mistook Jonquière CFB Bagotville Cap-Chat Île Bicquette Charlo North Bay Airport Yarmouth Airport Brier Island St. Stephen Saint John Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Miscou Island Kouchibouguac Kouchibouguac Grand Manan Fundy Park (Alma) Bas Caraquet Bathurst Airport Lac Saint-Pierre Pointe-Noire Île d'Orléans Pointe-des-Monts L'Assomption Sept-Îles Airport Pointe Claveau Pointe de l'Islet Trois-Rivières Airport L'Isle-aux-Grues Deschambault Île Rouge Montréal-Trudeau Int'l Airport Montréal Metropolitain Airport Lac Memphrémagog Sainte-Anne-de-Bellevue Cap-Rouge Saint-Anicet Baie-Comeau Airport La Pocatière Pointe-au-Père New Carlisle Mont-Joli Airport Gaspé Airport Lake Nipissing - 45152 Rivière-la-Madeleine Beauport Cap-d'Espoir
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 13 April 2026 Today Tonight and Tuesday

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 13 April 2026

Iceberg Limit

Iceberg limit at 0000 UTC 14 Apr estimated from Newfoundland near
4655N 5400W to 4435N 5125W to 4440N 4530W 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 3:00 AM ADT 14 April 2026 Today Tonight and Wednesday At 3:00 a.m. ADT today low 1000 mb located over the northeastern
Gulf of St. Lawrence.
By 10:00 a.m. ADT today departing low 1002 mb located over the
Avalon Peninsula.

At 10:00 a.m. ADT today ridge located west of the Marine District.
By 3:00 a.m. ADT Wednesday ridge located over the eastern Marine
District.

By 3:00 a.m. ADT Wednesday trough located on a line east-west over
New England.

Marine Weather Statement

Issued 2:44 AM ADT 14 April 2026 Strong to gale force southwesterlies over the district will diminish
today as a low pressure system over the Northeastern Gulf of St.
Lawrence departs to the east.

Marine interests are advised that gale warnings are in effect for
East Scotian Slope and Laurentian Fan.

St. Lawrence - St. Lawrence River Area

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