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Pointe-des-Monts to Anticosti - southern half

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 11 May 2026

Today Tonight and Tuesday.

Strong wind warning in effect.

Wind west 15 knots increasing to west 15 to 25 early this afternoon. Wind west 15 to 25 tonight and Tuesday.

Showers ending early this morning. Visibility as low as 1 mile in showers.

Waves

Issued 03:00 AM EDT 11 May 2026
Today Tonight and Tuesday. Seas 1 to 2 metres.

Extended Forecast

Issued 06:00 PM EDT 10 May 2026
Tuesday Wind west 15 to 25 knots.
Wednesday Wind northwest 15 knots backing to southwest 15.
Thursday Wind southeast 15 knots.

Ice Forecast

Issued 10:00 AM EDT 10 May 2026 Today Tonight and Monday Ice free. 

[ Canadian Ice Service ]

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Weather Conditions

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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 10 May 2026 Today Tonight and Monday

Ice Edge

Ice edge estimated from Quebec near 5016N 6251W to 4956N 6207W to
4956N 5959W to 5116N 5738W to Quebec near 5125N 5736W. Sea ice north
of the ice edge.

Ice Coverage

Ice free.

Warnings

Warnings (In effect)

Strong wind warning in effect

Pointe-des-Monts to Anticosti - southern half

Issued 03:00 AM EDT 11 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 AM EDT 11 May 2026 Today Tonight and Tuesday At 3:00 a.m. EDT today cold front located on a line north-south
over Sept-Îles.
By 8:00 a.m. EDT Tuesday dissipating cold front located on a line
northwest-southeast over Labrador Sea.

At 3:00 a.m. EDT today high 1026 mb located over northern Ontario.
By 8:00 p.m. EDT Tuesday high 1021 mb located 240 miles north of
Lake Saint-Jean.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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