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Pointe-des-Monts to Anticosti - southern half

Warnings

Forecast

Marine Forecast

Issued 03:00 PM EDT 17 June 2026

Tonight and Thursday.

Strong wind warning in effect.

Wind light increasing to northeast 10 to 20 knots early Thursday morning then veering to east 15 to 25 early Thursday afternoon.

Scattered showers Thursday afternoon and evening. Fog banks forming this evening and dissipating Thursday morning.

Waves

Issued 03:00 PM EDT 17 June 2026
Tonight and Thursday. Seas 1 metre or less.

Extended Forecast

Issued 06:00 PM EDT 17 June 2026
Friday Wind northeast 25 to 35 knots diminishing to northeast 15 to 25 late in the day.
Saturday Wind northeast 15 to 25 knots becoming southwest 10 to 20.
Sunday Wind southwest 10 to 20 knots becoming northeast 10 to 15.

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

Ice Forecasts

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

Warnings (In effect)

Strong wind warning in effect

Pointe-des-Monts to Anticosti - southern half

Issued 3:00 PM EDT 17 June 2026

'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.

Synopsis

Technical Marine Synopsis

Issued 3:00 PM EDT 17 June 2026 Tonight and Thursday At 3:00 p.m. EDT today ridge located over Nova Scotia.
By 8:00 p.m. EDT Thursday ridge located over Newfoundland.

At 3:00 p.m. EDT today low 992 mb located over the Midwestern
states.
By 8:00 p.m. EDT Thursday low 987 mb located west of Québec city.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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