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Marine Forecast

Issued 03:00 AM ADT 13 April 2021

Today Tonight and Wednesday.

Wind northerly 25 to 30 knots today and tonight. Wind north 20 to 25 Wednesday.

Waves

Issued 05:00 AM ADT 13 April 2021
Today Tonight and Wednesday. Seas 2 metres.

Extended Forecast

Issued 03:00 AM ADT 13 April 2021
Thursday Wind northeast 15 to 20 knots.
Friday Wind east 25 to 35 knots.
Saturday Wind east 25 to 35 knots diminishing to variable 20.

Ice Forecast

Issued 10:00 AM EDT 12 April 2021 Today Tonight and Tuesday Ice free. 

[ Canadian Ice Service ]

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Map of St. Lawrence - St. Lawrence River marine weather areas West Bay of Fundy - 44490 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 10:00 AM EDT 12 April 2021 Today Tonight and Tuesday

Ice Edge

First ice edge estimated from New Brunswick near 4703N 6449W to
4720N 6412W to 4805N 6356W to Quebec near 4850N 6413W. Sea ice west
and south of the ice edge.

Second ice edge estimated from Quebec near 5005N 6146W to 4954N
6000W to 5107N 5741W to Newfoundland near 5022N 5732W. Sea ice east
and north of the ice edge.

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM ADT 13 April 2021 Today Tonight and Wednesday At 3:00 a.m. ADT today intensifying low 994 mb located southeast
of the Marine District.
By 3:30 p.m. ADT today low 992 mb located over Laurentian Fan.

At 3:00 a.m. ADT Wednesday quasi-stationary low 994 mb located
south of Laurentian Fan.

At 3:30 p.m. ADT Wednesday approaching ridge located west of the
Marine District.

Marine Weather Statement

Issued 2:42 AM ADT 13 April 2021 A low pressure system southeast of the marine district will intensify
this morning and move into Laurentian Fan this afternoon. Strong to
gale force north to northeast winds north and west of the low will
prevail across much of the district. Winds are forecast to reach
storm force over Banquereau Tuesday afternoon as the low moves into
the district. Winds will gradually diminish over western and northern
waters on Wednesday as a ridge of high pressure approaches.

Marine interests are advised that a storm warning is in effect for
Banquereau. Gale warnings are in effect for eastern shore - eastern
half, Sable, East Scotian Slope, Fourchu, Laurentian Fan - western
half, Cabot Strait, Gulf Magdalen and Anticosti - eastern half.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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