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Kingston to Cornwall

Forecast

Marine Forecast

Issued 03:00 AM EDT 16 May 2026

Today Tonight and Sunday.

Wind southwest 10 knots increasing to southwest 15 early this evening then diminishing to southwest 10 near midnight. Wind veering to northwest 10 Sunday morning then becoming light Sunday evening.

Scattered showers tonight.

Extended Forecast

Issued 03:00 AM EDT 16 May 2026
Monday Wind light becoming southwest 15 knots in the afternoon.
Tuesday Wind southwest 15 knots.
Wednesday Wind southwest 15 knots.

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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

There is no ice forecast issued for this area.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 16 May 2026 Today Tonight and Sunday At 3:00 a.m. EDT today departing ridge located on a line
northeast-southwest over the St. Lawrence River.

At 3:00 a.m. EDT today low 989 mb located over Hudson Bay.
By 3:00 a.m. EDT Sunday low 988 mb located over northern Quebec.

At 3:00 a.m. EDT today ridge located over Saskatchewan.
By 3:00 a.m. EDT Sunday approaching ridge located from Manitoba
to Michigan.

St. Lawrence - St. Lawrence River Area

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