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Cornwall to Montréal

Forecast

Marine Forecast

Issued 03:00 PM EDT 02 April 2025

Tonight and Thursday.

Gale warning in effect.

Wind east 15 knots increasing to southeast 15 to 25 after midnight then veering to southwest 15 to 25 early Thursday morning. Wind increasing to southwest 25 to 35 Thursday afternoon then diminishing to west 15 to 25 Thursday evening.

Flurries beginning this evening changing to showers near midnight.

Low tonight zero. High Thursday plus 15.

Extended Forecast

Issued 06:00 AM EDT 02 April 2025
Friday Wind west 15 knots.
Saturday Wind light becoming southeast 10 to 15 knots.
Sunday Wind light becoming westerly 10 to 15 knots late in the day.

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

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Gale warning in effect

Cornwall to Montréal

Issued 3:00 PM EDT 02 April 2025

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 PM EDT 2 April 2025 Tonight and Thursday At 3:00 p.m. EDT today high 1034 mb located over Saguenay River.
By 1:00 p.m. EDT Thursday departing high 1030 mb located over
Newfoundland.

At 3:00 p.m. EDT today low 990 mb located over the Midwestern
states.
By 8:00 p.m. EDT Thursday low 997 mb located northwest of Lake
Saint-Jean.

St. Lawrence - St. Lawrence River Area

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