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Pointe-des-Monts to Anticosti - southern half

Warnings

Forecast

Marine Forecast

Issued 03:06 AM EDT 17 May 2026

Today Tonight and Monday.

Gale warning in effect.

Wind southwest 20 to 30 knots becoming west 25 to 35 late this morning then diminishing to northwest 15 to 25 early this evening. Wind backing to west 20 to 30 Monday morning then diminishing to west 15 Monday evening.

Scattered showers ending early this morning.

Waves

Issued 03:09 AM EDT 17 May 2026
Today Tonight and Monday. Seas 2 to 3 metres subsiding to 2 this evening.

Extended Forecast

Issued 06:00 AM EDT 17 May 2026
Tuesday Wind northeast 10 to 15 knots.
Wednesday Wind light.
Thursday Wind west 15 to 25 knots.

Ice Forecast

Issued 10:00 AM EDT 17 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 17 May 2026 Today Tonight and Monday

Ice Edge

Ice edge estimated from Quebec near 5108N 5835W to 5110N 5800W to
Quebec near 5125N 5736W. Sea ice north of the ice edge.

Ice Coverage

Ice free.

Warnings

Warnings (In effect)

Gale warning in effect

Pointe-des-Monts to Anticosti - southern half

Issued 10:23 AM EDT 17 May 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 or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 17 May 2026 Today Tonight and Monday At 3:00 a.m. EDT today cold front located from Labrador to Québec
city.
By 5:00 p.m. EDT today departing cold front located over the Strait
of Belle Isle.

At 3:00 a.m. EDT today high 1022 mb located over northwestern
Ontario.
By 8:00 p.m. EDT Monday high 1020 mb located over Labrador.

At 6:00 a.m. EDT Monday low 1002 mb located over the Midwestern
states.
By 8:00 p.m. EDT Monday low 1009 mb located over western Quebec.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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