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Pointe-des-Monts to Anticosti - southern half

Forecast

Marine Forecast

Issued 03:00 AM EDT 12 April 2026

Today Tonight and Monday.

Gale warning in effect.

Wind northwest 20 to 30 knots diminishing to southwest 15 early this evening then increasing to southeast 15 to 25 Monday morning except south 45 near the coast Monday morning. Wind diminishing to light Monday evening.

Periods of rain Monday afternoon and evening. Fog forming Monday morning.

Temperatures near plus 1.

Waves

Issued 03:00 AM EDT 12 April 2026
Today Tonight and Monday. Seas 1 to 2 metres subsiding to 1 this evening.

Extended Forecast

Issued 06:00 AM EDT 12 April 2026
Tuesday Wind west 15 to 20 knots.
Wednesday Wind east 20 to 30 knots.
Thursday Wind light becoming east 15 knots late in the day.

Ice Forecast

Issued 10:00 AM EDT 12 April 2026 Today Tonight and Monday Open water. 

[ 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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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 12 April 2026 Today Tonight and Monday

Ice Edge

Ice edge estimated from Cape Breton Island near 4607N 5949W to 4631N
5919W to 4844N 6156W to 4919N 6025W to Newfoundland near 4753N
5924W. Sea ice west then northeast of the ice edge.

Ice Coverage

Open water.

Warnings

Warnings (In effect)

Gale warning in effect

Pointe-des-Monts to Anticosti - southern half

Issued 03:00 AM EDT 12 April 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 12 April 2026 Today Tonight and Monday At 3:00 a.m. EDT today departing low 1001 mb located over
Newfoundland.

At 3:00 a.m. EDT today ridge located from New England to the
Ungava Peninsula.
By 8:00 p.m. EDT Monday ridge located from Newfoundland to
Labrador Sea.

At 8:00 p.m. EDT tonight low 994 mb located west of Lake Superior.
By 8:00 p.m. EDT Monday low 1002 mb located near Pointe-des-Monts.

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