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Gulf - Magdalen

Forecast

Marine Forecast

Issued 03:00 AM ADT 17 July 2025

Today Tonight and Friday.

Strong wind warning in effect.

Wind southwest 15 to 20 knots diminishing to southerly 10 to 15 this morning then increasing to southerly 15 to 20 early this evening. Wind increasing to southerly 25 near midnight and to northwest 30 near noon Friday. Wind diminishing to northwest 20 Friday evening.

Scattered showers early this morning with a risk of thunderstorms. Scattered showers tonight and Friday with a risk of thunderstorms.

Waves

Issued 05:00 AM ADT 17 July 2025
Today Tonight and Friday. Seas 1 metre or less building to 1 to 2 near midnight and to 2 to 3 Friday morning.

Extended Forecast

Issued 03:00 AM ADT 17 July 2025
Saturday Wind northwest 15 to 20 knots backing to southwest 15 to 20 in the afternoon.
Sunday Wind southwest 15 to 20 knots diminishing to light.
Monday Wind northerly 15 to 20 knots.

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

Ice Forecasts

Issued 10:00 AM EDT 26 May 2025 Forecasts have ended for the season.
 

Iceberg Bulletin

Issued 2:30 PM EDT 16 July 2025

Iceberg Limit

Iceberg limit at 0000 UTC 17 Jul estimated from Newfoundland near
4709N 5256W to 4655N 4455W to 4945N 4250W to 5430N 4920W to 5645N
5340W to 5745N 5405W to 6100N 5310W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Strong wind warning in effect

Gulf - Magdalen

Issued 03:00 AM ADT 17 July 2025

'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM ADT 17 July 2025 Today Tonight and Friday At 3:00 a.m. ADT today dissipating trough located over the Gulf
of St. Lawrence.

At 10:00 a.m. ADT today low 1003 mb located near the Great Lakes.
By 8:00 p.m. ADT Friday trough from 992 mb low located from
Newfoundland to East Scotian Slope.

Marine Weather Statement

Issued 2:38 AM ADT 17 July 2025 An intensifying low pressure system approaching from the west and
moving northeast through the Gulf of St. Lawrence will give strong to
gale force winds to much of the district.

A gale warning is in effect for Anticosti - southern half. Strong
wind warnings are in effect for Fundy, Grand Manan, Lurcher,
southwestern shore, eastern shore, Fourchu, Cabot Strait and all Gulf
of St. Lawrence waters.

St. Lawrence - St. Lawrence River Area

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