Montréal to Trois-Rivières


Marine Forecast

Issued 03:00 AM EDT 20 September 2018

Today Tonight and Friday.

Gale warning in effect.

Wind northeast 10 to 15 knots becoming light early this morning then increasing to east 10 to 15 overnight. Wind increasing to southeast 15 to 25 Friday morning and to south 25 to 35 Friday afternoon.

Rain beginning Friday morning with a risk of thunderstorms.

Extended Forecast

Issued 06:00 AM EDT 20 September 2018
Saturday Wind northwest 15 knots backing to southwest 10 to 15 in the afternoon.
Sunday Wind light becoming northerly 10 to 15 knots.
Monday Wind northeast 10 to 20 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 Île d'Orléans L'Assomption Trois-Rivières Airport Île 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 Bouctouche AAFC Charlo Miramichi Fundy Park (Alma) Grand Manan 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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Warnings (In effect)

Gale warning in effect

Montréal to Trois-Rivières

Issued 03:00 AM EDT 20 September 2018

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 3:00 AM EDT 20 September 2018 Today Tonight and Friday At 3:00 a.m. EDT today ridge from 1028 mb high located on a line
northeast-southwest over the Gulf of St. Lawrence.
By 11:00 a.m. EDT Friday weakening ridge from 1028 mb high located
on a line northwest-southeast over Anticosti Island.

At 8:00 a.m. EDT Friday low 990 mb located over Lake Superior.
By 8:00 p.m. EDT Friday low 984 mb located 215 miles north of
Lake Saint-Jean.

St. Lawrence - St. Lawrence River Area

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