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Pointe-des-Monts to Anticosti - northern half

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 16 April 2026

Today Tonight and Friday.

Wind northeast 10 to 15 knots veering to east 15 to 20 early this evening then diminishing to light overnight. Wind increasing to southwest 15 to 25 Friday morning then becoming northerly 15 to 25 Friday evening.

Periods of drizzle with a risk of freezing drizzle changing to showers near noon and ending Friday morning. Fog banks dissipating Friday morning.

Temperatures zero rising to plus 5 Friday afternoon then falling to minus 2 Friday evening.

Waves

Issued 03:00 AM EDT 16 April 2026
Today Tonight and Friday. Seas 1 to 2 metres.

Extended Forecast

Issued 06:00 AM EDT 16 April 2026
Saturday Wind northeast 15 to 25 knots veering to easterly 20 to 30 in the afternoon.
Sunday Wind southeasterly 20 to 30 knots veering to southwesterly 15 to 25.
Monday Wind west 15 to 25 knots.

Ice Forecast

Issued 10:00 AM EDT 15 April 2026 Today Tonight and Thursday Open water. Consolidated rotten first-year ice near Sept-Îles. 

[ 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 15 April 2026 Today Tonight and Thursday

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. Consolidated rotten first-year ice near Sept-Îles.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 16 April 2026 Today Tonight and Friday At 3:00 a.m. EDT today ridge located on a line east-west over the
Gulf of St. Lawrence.
By 8:00 p.m. EDT tonight departing ridge located on a line east-west
over Newfoundland.

At 3:00 a.m. EDT today low 1004 mb located over Lake Michigan.
By 8:00 a.m. EDT Friday low 1006 mb located over the Gulf of
St. Lawrence.

At 8:00 p.m. EDT tonight ridge located on a line northeast-southwest
over Manitoba.
By 8:00 p.m. EDT Friday ridge located from Hudson Bay to Lake
Ontario.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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