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Pointe-des-Monts to Anticosti - southern half

Forecast

Marine Forecast

Issued 03:00 AM EDT 18 June 2026

Today Tonight and Friday.

Gale warning in effect.

Wind light increasing to east 10 to 15 knots early this morning and to east 15 to 25 early this afternoon. Wind increasing to east 25 to 35 Friday morning then diminishing to east 15 to 25 Friday evening.

Scattered showers beginning near noon changing to rain near midnight. Fog banks dissipating this morning. Visibility 1 mile or less in fog banks and in rain.

Waves

Issued 03:00 AM EDT 18 June 2026
Today Tonight and Friday. Seas 1 metre or less building to 1 to 2 this afternoon and to 2 to 3 Friday morning. Seas subsiding to 1 to 2 Friday evening.

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)

Gale warning in effect

Pointe-des-Monts to Anticosti - southern half

Issued 03:00 AM EDT 18 June 2026

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 AM EDT 18 June 2026 Today Tonight and Friday At 3:00 a.m. EDT today ridge located over western Newfoundland.
By 8:00 p.m. EDT tonight departing ridge located over eastern
Newfoundland.

At 3:00 a.m. EDT today low 992 mb located over Lake Michigan.
By 8:00 p.m. EDT Friday low 994 mb located northeast of New
Brunswick.

St. Lawrence - St. Lawrence River Area

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