Donnacona to Beauport

Forecast

Marine Forecast

Issued 03:05 PM EDT 30 May 2016

Tonight and Tuesday

Strong wind warning in effect. Squall watch in effect.

Wind southwest 15 to 25 knots with gusts to 40 near thunderstorms. Wind becoming southwest 10 to 15 early this evening then increasing to northwest 15 to 25 near noon Tuesday. Wind diminishing to northwest 10 to 15 Tuesday evening.

A few showers ending late this evening. Risk of thunderstorms late this afternoon. Visibility 1 mile or less in showers.

Extended Forecast

Issued 06:00 AM EDT 30 May 2016
Wednesday Wind light.
Thursday Wind light increasing to southwest 10 to 20 knots.
Friday Wind southwest 10 to 20 knots becoming light late in the day.

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Map of St. Lawrence - St. Lawrence River marine weather areas Mont-Louis - 45138 Lake Nipissing - 45152 North Bay Airport Beauport Deschambault L'Assomption Trois-Rivières Airport Saint-Hubert Airport Baie-Comeau Airport Cap-Rouge Pointe de l'Islet Sept-Îles Airport Cap-d'Espoir Rivière-la-Madeleine Gaspé Airport La Pocatière Mont-Joli Airport New Carlisle Pointe-au-Père Port Menier CFB Bagotville Jonquière Mistook Normandin Roberval Airport Bas Caraquet Bathurst Airport Bouctouche AAFC Charlo Miramichi Fundy Park (Alma) Grand Manan Kouchibouguac Miscou Island Greater Moncton Int'l Airport Point Lepreau Saint John Airport St. Stephen Brier Island Yarmouth Airport North Cape Île d'Orléans Île aux-Grues Lac Saint-Pierre Varennes Lac Memphremagog Sainte-Anne-de-Bellevue Saint-Anicet Île Rouge Pointe Claveau Pointe-des-Monts Pointe-Noire Île Bicquette Cap-Chat Montréal-Trudeau Int'l Airport
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Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Strong wind warning in effect

Donnacona to Beauport

Issued 3:05 PM EDT 30 May 2016

'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

Donnacona to Beauport

Issued 1:38 PM EDT 30 May 2016 Conditions are favourable for the development of squalls with wind gusts up to 35 knots and poor to very poor visibility in showers heavy at times.



Mariners are advised to prepare for potential squalls. Vulnerable vessels are most at risk and should seek safe harbour if underway.

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

Warnings (Ended)

Squall warning ended

Donnacona to Beauport

Issued 4:06 PM EDT 30 May 2016
Synopsis

Technical Marine Synopsis

Issued 3:00 PM EDT 30 May 2016 Tonight and Tuesday At 3:00 p.m. EDT today trough located on a line northwest-southeast
over Rimouski.
By 8:00 p.m. EDT Tuesday trough located on a line
northwest-southeast over Labrador.

At 3:00 p.m. EDT today ridge located over northern Hudson Bay.
By 8:00 p.m. EDT Tuesday ridge located on a line northwest-southeast
over Lake Ontario.

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