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Anticosti - northwestern half

Warnings

Forecast

Marine Forecast

Issued 03:30 PM ADT 15 July 2025

Tonight and Wednesday.

Strong wind warning in effect.

Wind westerly 20 to 25 knots diminishing to northwest 15 near midnight and to light early Wednesday morning. Wind becoming northeast 10 to 15 Wednesday afternoon.

Showers Wednesday evening.

Waves

Issued 05:00 AM ADT 15 July 2025

Anticosti - northeastern half

Today Tonight and Wednesday. Seas 1 metre.

Anticosti - southwestern half

Today Tonight and Wednesday. Seas 1 metre or less building to 1 to 2 near noon then subsiding to 1 late overnight.

Extended Forecast

Issued 03:30 PM ADT 15 July 2025
Thursday Wind light.
Friday Wind southerly 20 to 25 knots increasing to northwest 25 to 35.
Saturday Wind northwest 20 to 25 knots backing to southwest 20 to 25.

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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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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

Anticosti - northwestern half

Issued 3:30 PM ADT 15 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 15 July 2025 Tonight and Wednesday At 3:30 p.m. ADT today low 1015 mb located over Laurentian Fan.
By 8:00 p.m. ADT tonight departing low 1016 mb located over the
southwestern Grand Banks.

At 8:00 p.m. ADT tonight approaching ridge located west of the
Marine District.

St. Lawrence - St. Lawrence River Area

Another Region

Marine Weather for Canada

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