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Pointe-des-Monts to Anticosti - northern half

Warnings

Forecast

Marine Forecast

Issued 03:00 PM EDT 21 May 2026

Tonight and Friday.

Strong wind warning in effect.

Wind northwest 20 to 30 knots becoming northwest 20 near midnight. Wind northwest 20 Friday.

Waves

Issued 03:00 PM EDT 21 May 2026
Tonight and Friday. Seas 2 metres.

Extended Forecast

Issued 06:00 PM EDT 21 May 2026
Saturday Wind northwest 15 knots increasing to west 15 to 25 in the afternoon.
Sunday Wind westerly 15 knots diminishing to light.
Monday Wind east 10 to 15 knots.

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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 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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land station Land Station
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 - northern half

Issued 10:16 PM EDT 21 May 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 or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 3:00 PM EDT 21 May 2026 Tonight and Friday At 3:00 p.m. EDT today departing low 989 mb located northwest of
the Strait of Belle Isle.

At 3:00 p.m. EDT today ridge located from Lake Superior to Québec
city.
By 8:00 p.m. EDT Friday ridge located from James Bay to New England.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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