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Warnings

Forecast

Marine Forecast

Issued 10:00 AM AST 14 December 2018

Today Tonight and Saturday.

Wind southwest 10 to 15 knots increasing to southwest 20 to 25 this evening and to southwest 25 to 30 early Saturday morning. Wind veering to west 20 to 25 near noon Saturday then diminishing to northwest 15 Saturday evening.

Showers and fog patches beginning late overnight and ending Saturday morning.

Waves

Issued 05:00 AM AST 14 December 2018
Today Tonight and Saturday. Seas 1 metre building to 2 Saturday morning.

Extended Forecast

Issued 03:00 AM AST 14 December 2018
Sunday Wind northeast 15 knots increasing to east 25 in the afternoon.
Monday Wind northeast 35 knots diminishing to northwest 25.
Tuesday Wind northwest 35 knots.

Ice Forecast

Issued 10:10 AM EST 13 December 2018 Today Tonight and Friday Ice free. 

[ Canadian Ice Service ]

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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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Ice Conditions

Ice Forecasts

Issued 10:10 AM EST 13 December 2018 Today Tonight and Friday

Ice Edge

First ice edge estimated from Nova Scotia near 4615N 6115W to 4705N
6400W to 4850N 6350W to 4925N 6515W to 4935N 6640W to 4955N 6605W to
4845N 6155W to 5115N 5740W to Newfoundland near 5025N 5725W. Sea ice
west and north of the ice edge.

Second ice edge estimated from 4745N 6130W to 4715N 6215W to 4705N
6155W to 4735N 6110W to 4745N 6130W. Sea ice within the ice edge.

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM AST 14 December 2018 Today Tonight and Saturday At 10:00 a.m. AST today ridge located over West Scotian Slope.
By 8:00 p.m. AST tonight ridge located south of the Marine District.

At 8:00 p.m. AST tonight trough located over New England.
By 10:00 a.m. AST Saturday trough located from Cabot Strait to
East Scotian Slope.

Marine Weather Statement

Issued 9:39 AM AST 14 December 2018 A ridge of high pressure over West Scotian Slope will move
southeastward today to lie south of the marine district this evening.
Strong westerlies over eastern and northern waters will back to
strong southwesterlies today as the ridge moves eastward.

A trough of low pressure approaching from the west will track across
the marine district on Saturday. Strong to gale force southwesterlies
will develop ahead of the trough tonight then veer to strong to gale
force northwesterlies on Saturday in its wake.

Marine interests are advised that gale warnings are in effect for
Fundy, Grand Manan, Banquereau, Laurentian Fan, Cabot Strait -
northern half, Gulf Magdalen - northeastern half and Anticosti.

St. Lawrence - St. Lawrence River Area

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