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Cornwall to Montréal

Forecast

Marine Forecast

Issued 03:00 PM EDT 16 July 2024

Tonight and Wednesday.

Strong wind warning in effect.

Wind southwest 15 knots with gusts to 50 near thunderstorms. Wind diminishing to light near midnight then increasing to southwest 15 late overnight. Wind increasing to southwest 15 to 25 Wednesday morning then diminishing to southwest 10 to 15 Wednesday evening.

Showers ending near midnight with a risk of thunderstorms. Showers Wednesday late in the day.

Extended Forecast

Issued 06:00 AM EDT 16 July 2024
Thursday Wind west 15 knots.
Friday Wind southwest 10 to 15 knots.
Saturday Wind southwest 15 knots.

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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)

Strong wind warning in effect

Cornwall to Montréal

Issued 3:00 PM EDT 16 July 2024

'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.

Watches (In effect)

Squall watch in effect

Cornwall to Montréal

Issued 09:37 AM EDT 16 July 2024 This afternoon and evening, conditions will be favourable for the development of squalls with gusts up to 50 knots, frequent lightning and hail.

Mariners are advised to prepare for potential squalls. Vulnerable vessels are most at risk and should seek safe harbour if underway. Consider delaying or postponing travel in areas under the Squall Watch.

Please continue to monitor alerts and forecasts issued by Environment Canada. For more information monitor Canadian Coast Guard radio or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 3:00 PM EDT 16 July 2024 Tonight and Wednesday At 3:00 p.m. EDT today low 1002 mb located over western Quebec.
By 8:00 p.m. EDT Wednesday low 1002 mb located near Sept-Îles.

St. Lawrence - St. Lawrence River Area

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