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Chaleur - Miscou - eastern half

Forecast

Marine Forecast

Issued 03:00 AM ADT 12 May 2026

Today Tonight and Wednesday.

Wind variable 10 to 15 knots increasing to northerly 15 to 20 early this morning then diminishing to variable 10 to 15 near noon. Wind increasing to northwest 15 to 20 near midnight then diminishing to variable 10 to 15 Wednesday morning.

Extended Forecast

Issued 03:00 AM ADT 12 May 2026
Thursday Wind light becoming south 10 to 15 knots in the afternoon.
Friday Wind light becoming east 10 to 15 knots.
Saturday Wind light.

Ice Forecast

Issued 10:00 AM EDT 11 May 2026 Today Tonight and Tuesday 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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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 11 May 2026 Today Tonight and Tuesday

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

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM ADT 12 May 2026 Today Tonight and Wednesday At 3:00 a.m. ADT today deepening low 1008 mb located over East
Scotian Slope.
By 3:30 p.m. ADT today low 1002 mb located over northern Banquereau.

At 3:30 p.m. ADT Wednesday departing low 988 mb located north
of Newfoundland.

At 8:00 p.m. ADT tonight ridge located west of the Marine District.
By 8:00 p.m. ADT Wednesday ridge located from the Gaspe Peninsula
to West Scotian Slope.

Marine Weather Statement

Issued 2:47 AM ADT 12 May 2026 A developing low pressure system over East Scotian Slope this morning
will move north to lie over Northern Banquereau by this afternoon.
Strong to gale force west to northwesterlies will develop later this
evening in the wake of the low.

Marine interests are advised that gale warnings are in effect for
Cabot Strait and Banquereau.

St. Lawrence - St. Lawrence River Area

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