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Gulf - Magdalen - northeastern half

Warnings

Forecast

Marine Forecast

Issued 10:00 AM ADT 09 August 2026

Today Tonight and Monday.

Wind southeast 15 knots becoming west 10 to 15 Monday afternoon then diminishing to light Monday evening.

Scattered showers this afternoon tonight and Monday morning with a risk of thunderstorms. Fog patches dissipating near noon Monday.

Waves

Issued 05:00 AM ADT 09 August 2026
Today Tonight and Monday. Seas 1 metre or less building to 1 to 2 this morning then subsiding to 1 or less Monday evening.

Extended Forecast

Issued 03:00 AM ADT 09 August 2026
Tuesday Wind light becoming southeast 15 knots in the afternoon.
Wednesday Wind northwest 20 knots.
Thursday Wind west 15 knots.

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Map of St. Lawrence - St. Lawrence River marine weather areas Grand Manan New Carlisle Pointe-au-Père Fundy Park (Alma) Port Menier Miramichi Île Bicquette Charlo Cap-Chat Bathurst Airport CFB Bagotville Jonquière Mistook Normandin Roberval Airport Île-d'Orléans - Quai de St-Jean Deschambault North Bay Airport Beauport L'Isle-aux-Grues Bas Caraquet Lake Nipissing - 45152 Pointe-des-Monts L'Assomption Baie-Comeau Airport Saint-Anicet Cap-Rouge Sainte-Anne-de-Bellevue Lac Memphrémagog Montréal Metropolitain Airport Île Rouge Montréal-Trudeau Int'l Airport Lac Saint-Pierre Trois-Rivières Airport Pointe de l'Islet Pointe Claveau Sept-Îles Airport Kouchibouguac 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 La Pocatière Miscou Island Mont-Joli Airport
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land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 19 May 2026 Forecasts have ended for the season.
 

Iceberg Bulletin

Issued 2:30 PM EDT 8 August 2026

Iceberg Limit

Iceberg limit at 0000 UTC 8 Aug estimated from Newfoundland near
4830N 5310W to 5010N 5100W to 5800N 5300W to 6020N 5200W to 5840N
4500W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM ADT 9 August 2026 Today Tonight and Monday At 10:00 a.m. ADT today trough located over the Maritimes.
By 3:00 a.m. ADT Monday trough located from the Gulf of St. Lawrence
to the Grand Banks.

At 8:00 p.m. ADT Monday departing trough located over the Grand
Banks.

At 8:00 p.m. ADT Monday approaching trough located over New England.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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