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Northumberland Strait

Warnings

Forecast

Marine Forecast

Issued 03:00 AM ADT 02 June 2025

Today Tonight and Tuesday.

Strong wind warning in effect.

Wind southwest 20 to 25 knots diminishing to southwest 15 early this morning and to light late this evening. Wind becoming south 10 to 15 Tuesday evening.

Showers this afternoon and this evening.

Extended Forecast

Issued 03:00 AM ADT 02 June 2025
Wednesday Wind southwest 15 knots backing to southerly 20 in the afternoon.
Thursday Wind southerly 15 to 20 knots.
Friday Wind southerly 15 to 20 knots.

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Map of St. Lawrence - St. Lawrence River marine weather areas Cap-Chat Mont-Joli Airport Bathurst Airport Île Bicquette Charlo Port Menier Miramichi Pointe-au-Père Fundy Park (Alma) New Carlisle Grand Manan Bas Caraquet CFB Bagotville Jonquière Mistook Normandin Roberval Airport Deschambault Beauport North Bay Airport Trois-Rivières Airport Lake Nipissing - 45152 Kouchibouguac Baie-Comeau Airport Île d'Orléans Saint-Anicet Sainte-Anne-de-Bellevue Cap-Rouge Lac Memphrémagog Saint-Hubert Airport Montréal-Trudeau Int'l Airport Île Rouge Lac Saint-Pierre L'Isle-aux-Grues L'Assomption Pointe de l'Islet Pointe Claveau Sept-Îles Airport Pointe-des-Monts 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 Miscou Island Kouchibouguac La Pocatière
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 26 May 2025 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Strong wind warning in effect

Northumberland Strait

Issued 03:00 AM ADT 02 June 2025

'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 or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM ADT 2 June 2025 Today Tonight and Tuesday At 3:00 a.m. ADT today low 994 mb located northwest of Anticosti
Island.
By 3:00 a.m. ADT Tuesday weakening low 1006 mb located over
Labrador Sea.

At 3:00 a.m. ADT today quasi-stationary trough located southeast
of the Marine District.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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