Northumberland Strait

Forecast

Marine Forecast

Issued 10:00 AM ADT 25 July 2017

Today Tonight and Wednesday.

Wind light becoming northeast 10 to 15 knots near noon then diminishing to light near midnight. Wind becoming south 10 to 15 Wednesday evening.

Periods of rain over eastern sections today and early this evening.

Extended Forecast

Issued 03:00 AM ADT 25 July 2017
Thursday Wind southwest 15 to 20 knots.
Friday Wind southwest 15 to 20 knots backing to southerly 10 to 15 late in the day.
Saturday Wind southerly 10 to 15 knots increasing to easterly 20 to 25.

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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 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

Ice Forecasts

Issued 10:00 AM EDT 20 June 2017 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM ADT 25 July 2017 Today Tonight and Wednesday At 10:00 a.m. ADT today trough from 1006 mb low located over
Laurentian Fan extending southwestward.
By 8:00 p.m. ADT tonight trough from 1010 mb low located over the
Grand Banks extending southwestward.

At 8:00 p.m. ADT tonight ridge located on a line northeast-southwest
over the Gaspe Peninsula.
By 10:00 a.m. ADT Wednesday ridge located on a line
northeast-southwest over the Maritimes.

Marine Weather Statement

Issued 9:57 AM ADT 25 July 2017 A low pressure system currently over Laurentian Fan with a trough
extending southwestward will continue to slowly drift eastward and
weaken today. Strong to gale force easterlies just north of the low
over Laurentian Fan will diminish over the next few hours.

Marine interests are advised that gale warnings are in effect for
Banquereau-southern half and Laurentian Fan-eastern half.

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