Northumberland Strait

Forecast

Marine Forecast

Issued 10:00 AM ADT 30 August 2016

Today Tonight and Wednesday

Wind northwest 15 to 20 knots diminishing to light this afternoon.

Chance of showers Wednesday.

Extended Forecast

Issued 03:00 AM ADT 30 August 2016
Thursday Wind northeast 10 to 15 knots.
Friday Wind northerly 20 to 25 knots.
Saturday Wind northwest 20 to 25 knots.

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Weather Conditions

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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

Ice Forecasts

Issued 10:00 AM EDT 25 May 2016 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM ADT 30 August 2016 Today Tonight and Wednesday At 10:00 a.m. ADT today intensifying low 990 mb located east
of Newfoundland.
By 3:30 p.m. ADT today departing low 984 mb located east of
Newfoundland.

At 10:00 a.m. ADT today intensifying tropical depression 8 located
at 34.1N 74.8W.
By 8:00 p.m. ADT tonight intensifying tropical depression 8 located
at 34.9N 74.7W.

At 10:00 a.m. ADT today Hurricane Gaston 971 mb located at 33.2N
53.3W.
By 8:00 p.m. ADT tonight Hurricane Gaston 975 mb located at
32.8N 51.7W.

Marine Weather Statement

Issued 9:48 AM ADT 30 August 2016 A low pressure system east of Newfoundland will continue to move off
to the east today. Strong to gale force northwesterlies will diminish
today behind the low.

Marine interests are advised that gale warnings are in effect for
Banquereau and Cabot Strait.

At 10 AM ADT, hurricane Gaston is located near 33.2 degrees north
And 53.3 degrees west. Maximum sustained winds are 85 knots. Minimum
central pressure is about 971 MB. Gaston is moving northeast at 5
knots.

Note that Gaston is forecast to pass well south of Canadian waters.

As of 10:00 AM ADT tropical depression 8 is located near 34.1 degrees
north and 74.8 degrees west. Maximum sustained winds are 30 knots.
Minimum central pressure is about 1011 MB. It is currently moving
northwest at 5 knots.

The depression could become a tropical storm tonight. There is
uncertainty about the development of the storm, however current
guidance has the storm tracking over the southern slope waters late
Thursday and into Friday.

St. Lawrence - St. Lawrence River Area

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