Marine Forecast

Issued 03:30 PM ADT 04 October 2015

Tonight and Monday

Strong wind warning in effect.

Wind northeast 20 to 25 knots diminishing to northeast 15 to 20 this evening then veering to east 20 after midnight. Wind diminishing to northeast 15 early Monday morning and to light Monday evening.


Issued 05:00 PM ADT 04 October 2015
Tonight and Monday Seas 2 metres.

Extended Forecast

Issued 03:30 PM ADT 04 October 2015
Tuesday Wind north 25 knots diminishing to north 15 to 20 in the afternoon.
Wednesday Wind northwest 15 knots.
Thursday Wind northwest 15 knots.

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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 26 May 2015 Forecasts have ended for the season.

Warnings (In effect)

Strong wind warning in effect


Issued 3:30 PM ADT 04 October 2015

'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.


Technical Marine Synopsis

Issued 3:30 PM ADT 4 October 2015 Tonight and Monday At 3:30 p.m. ADT today departing low 1007 mb located south of the
Grand Banks.

At 3:30 p.m. ADT today ridge located over central Quebec.
By 10:00 a.m. ADT Monday ridge located over the Gulf of
St. Lawrence.

Marine Weather Statement

Issued 3:23 PM ADT 4 October 2015 A weak low pressure centre south of the Grand Banks will continue to
slowly move away from the district tonight. Meanwhile a large ridge
of high pressure over Quebec will gradually drift southeastward to
lie over the Gulf of St. Lawrence this evening and then remain nearly
stationary on Monday. Strong to gale force northeast winds over
southern waters will gradually diminish tonight and Monday.
Light winds prevail near the ridge.

At 3:00 PM ADT, hurricane Joaquin was located near 31.6N 66.6W,
About 110 nautical miles southwest of Bermuda. Joaquin is moving
north-northeastward at 13 knots.

Marine interests are advised that gale warnings are in effect for
East Scotian Slope - southern half and Laurentian Fan - southern

St. Lawrence - St. Lawrence River Area

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