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Gulf - Magdalen

Warnings

Forecast

Marine Forecast

Issued 10:00 AM ADT 16 July 2025

Today Tonight and Thursday.

Strong wind warning in effect.

Wind light increasing to southerly 15 to 20 knots this afternoon then veering to southwest 20 near midnight. Wind diminishing to variable 15 Thursday morning then increasing to southeasterly 15 to 20 Thursday evening.

Scattered showers tonight with a risk of thunderstorms. Scattered showers Thursday evening with a risk of thunderstorms.

Waves

Issued 05:00 AM ADT 16 July 2025
Today Tonight and Thursday. Seas 1 metre.

Extended Forecast

Issued 03:00 AM ADT 16 July 2025
Friday Wind southerly 20 to 25 knots becoming northwest 25 in the afternoon.
Saturday Wind northwest 15 to 20 knots backing to southwest 15 to 20.
Sunday Wind southwest 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
Legend:
buoy Buoy
land station Land Station
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 15 July 2025

Iceberg Limit

Iceberg limit at 0000 UTC 16 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 10:00 AM ADT 16 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 3:30 PM ADT 16 July 2025 Tonight and Thursday At 3:30 p.m. ADT today low 1008 mb located over the St. Lawrence
River.
By 10:00 a.m. ADT Thursday weakening low 1011 mb located northeast
of the Marine District.

At 10:00 a.m. ADT Thursday low 1004 mb located near the Great Lakes.
By 8:00 p.m. ADT Thursday low 1000 mb located near the St. Lawrence
River.

At 3:30 p.m. ADT today ridge located over the southern Marine
District.
By 8:00 p.m. ADT tonight departing ridge located over the Grand
Banks.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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