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Cornwall to Montréal

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EST 10 December 2019

Today Tonight and Wednesday.

Gale warning in effect.

Wind southerly 15 to 25 knots increasing to southwest 25 to 35 early this morning then diminishing to westerly 15 to 25 this afternoon. Wind diminishing to northwest 10 to 15 this evening then becoming light near midnight. Wind increasing to southwest 15 to 25 Wednesday afternoon.

Periods of rain ending this afternoon. Flurries Wednesday late in the day. Visibility 1 mile or less in flurries.

High today plus 9. Low tonight minus 12. High Wednesday minus 4.

Extended Forecast

Issued 06:00 AM EST 10 December 2019
Thursday Wind southwest 15 to 25 knots diminishing to southwest 10 to 15 in the morning.
Friday Wind southeasterly 15 knots.
Saturday Wind easterly 10 to 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 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

Warnings (In effect)

Gale warning in effect

Cornwall to Montréal

Issued 03:00 AM EST 10 December 2019

'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.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EST 10 December 2019 Today Tonight and Wednesday At 3:00 a.m. EST today low 988 mb located north of Lake Saint-Jean.
By midnight EST tonight departing low 979 mb located over Labrador
Sea.

At 3:00 a.m. EST today cold front from low located on a line
northeast-southwest over Lake Erie.
By midnight EST tonight departing cold front from low located on
a line northeast-southwest over the Gulf of St. Lawrence.

At midnight EST tonight ridge located on a line north-south over
Lake Ontario.
By 7:00 p.m. EST Wednesday ridge located on a line north-south
over Pointe-des-Monts.

At 1:00 p.m. EST Wednesday trough located on a line
northeast-southwest over Lake Huron.
By 7:00 p.m. EST Wednesday trough located on a line
northeast-southwest over Lake Ontario.

St. Lawrence - St. Lawrence River Area

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