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Chaleur - Miscou - western half

Warnings

Forecast

Marine Forecast

Issued 03:00 AM ADT 08 September 2026

Today Tonight and Wednesday.

Strong wind warning in effect.

Wind northwest 20 to 25 knots diminishing to northwest 15 near noon and to light early this evening. Wind becoming south 15 Wednesday evening.

Scattered showers ending near noon.

Extended Forecast

Issued 03:00 AM ADT 08 September 2026
Thursday Wind southwest 25 knots diminishing to west 15 in the afternoon.
Friday Wind west 20 to 25 knots diminishing to northwest 15 late in the day.
Saturday Wind northwest 15 knots diminishing to light.

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Map of St. Lawrence - St. Lawrence River marine weather areas Grand Manan New Carlisle Pointe-au-Père Fundy Park (Alma) Port Menier Miramichi Île Bicquette Charlo Cap-Chat Bathurst Airport CFB Bagotville Jonquière Mistook Normandin Roberval Airport Île-d'Orléans - Quai de St-Jean Deschambault North Bay Airport Beauport L'Isle-aux-Grues Bas Caraquet Lake Nipissing - 45152 Pointe-des-Monts L'Assomption Baie-Comeau Airport Saint-Anicet Cap-Rouge Sainte-Anne-de-Bellevue Lac Memphrémagog Montréal Metropolitain Airport Île Rouge Montréal-Trudeau Int'l Airport Lac Saint-Pierre Trois-Rivières Airport Pointe de l'Islet Pointe Claveau Sept-Îles Airport Kouchibouguac North Cape Pointe-Noire Yarmouth Airport Cap-d'Espoir Brier Island Rivière-la-Madeleine St. Stephen Gaspé Airport Saint John Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport La Pocatière Miscou Island Mont-Joli Airport
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land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 19 May 2026 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Strong wind warning in effect

Chaleur - Miscou - western half

Issued 03:00 AM ADT 08 September 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.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM ADT 8 September 2026 Today Tonight and Wednesday At 3:00 a.m. ADT today trough located from Newfoundland to New
Brunswick.
By 3:30 p.m. ADT Wednesday departing trough located over the
Grand Banks.

At 8:00 p.m. ADT tonight ridge located over New England.
By 9:00 p.m. ADT Wednesday ridge located from Newfoundland to West
Scotian Slope.

At 8:00 p.m. ADT Wednesday approaching trough located over Quebec.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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