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Northumberland Strait - western half

Warnings

Forecast

Marine Forecast

Issued 10:00 AM ADT 19 May 2025

Today Tonight and Tuesday.

Strong wind warning in effect.

Wind light increasing to northeast 15 to 20 knots this afternoon and to northeast 25 near midnight. Wind diminishing to northeast 15 Tuesday evening.

Rain and fog patches changing to showers near midnight and ending Tuesday morning.

Extended Forecast

Issued 03:00 AM ADT 19 May 2025
Wednesday Wind northeast 25 knots diminishing to northeast 15 to 20 in the afternoon.
Thursday Wind northeast 15 to 20 knots.
Friday Wind light increasing to northeast 30 knots late in the day.

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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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buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 16 May 2025 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Strong wind warning in effect

Northumberland Strait - western half

Issued 10:00 AM ADT 19 May 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 10:00 AM ADT 19 May 2025 Today Tonight and Tuesday At 10:00 a.m. ADT today trough located from Grand Manan to
Banquereau.
By 3:00 a.m. ADT Tuesday trough located from LaHave Bank to
Laurentian Fan.

At 10:00 a.m. ADT Tuesday trough located from West Scotian Slope
to Laurentian Fan.
By 8:00 p.m. ADT Tuesday trough located on a line
northeast-southwest over southeastern Laurentian Fan.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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