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Northumberland Strait - western half

Warnings

Forecast

Marine Forecast

Issued 10:00 AM ADT 19 May 2026

Today Tonight and Wednesday.

Strong wind warning in effect.

Wind southerly 10 to 15 knots with gusts to 20 diminishing to light early this evening then increasing to southwest 10 to 15 Wednesday morning. Wind increasing to northwest 20 Wednesday evening.

Scattered showers and fog patches.

Extended Forecast

Issued 03:00 AM ADT 19 May 2026
Thursday Wind variable 10 to 15 knots increasing to northwest 25 in the afternoon.
Friday Wind northwest 20 knots.
Saturday Wind northwest 20 knots diminishing to light.

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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 19 May 2026 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 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 or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM ADT 19 May 2026 Today Tonight and Wednesday At 10:00 a.m. ADT today ridge located on a line north-south over
the eastern Marine District.
By 8:00 p.m. ADT tonight departing ridge located over the Grand
Banks.

At 10:00 a.m. ADT today warm front located from Quebec to Sable
Island.
By 8:00 p.m. ADT tonight quasi-stationary warm front located from
New Brunswick to Banquereau.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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