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Anticosti - northwestern half

Warnings

Forecast

Marine Forecast

Issued 03:00 AM ADT 20 May 2025

Today Tonight and Wednesday.

Wind northeast 15 to 20 knots diminishing to variable 10 to 15 this afternoon. Wind variable 10 to 15 tonight and Wednesday.

Waves

Issued 05:00 PM ADT 19 May 2025
Tonight and Tuesday. Seas 1 to 2 metres.

Extended Forecast

Issued 03:00 AM ADT 20 May 2025
Thursday Wind variable 15 knots.
Friday Wind east 15 to 20 knots backing to northeast 25.
Saturday Wind east 25 knots increasing to northeast 25 to 35 late in the day.

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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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buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 16 May 2025 Forecasts have ended for the season.
 

Iceberg Bulletin

Issued 2:30 PM EDT 19 May 2025

Iceberg Limit

Iceberg limit at 0000 UTC 20 May estimated from Newfoundland near 4723N 5503W to 4130N 5215W to 4130N 4600W to 4825N 4035W to 5320N 4815W to 5915N 5605W to 5800N 5040W then eastward.

Iceberg Count

No confirmed icebergs except less than 10 icebergs east of the western iceberg limit.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM ADT 20 May 2025 Today Tonight and Wednesday At 3:00 a.m. ADT today trough located from LaHave Bank to
Laurentian Fan.
By 3:30 p.m. ADT today trough located on a line east-west over
southern Laurentian Fan.

At 3:00 a.m. ADT Wednesday departing low 1003 mb located south of
Laurentian Fan.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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