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Forecast

Marine Forecast

Issued 10:00 AM ADT 21 April 2024

Today Tonight and Monday.

Wind northwest 15 knots diminishing to light near noon then becoming westerly 15 early this evening. Wind diminishing to light Monday evening.

Waves

Issued 05:00 AM ADT 21 April 2024
Today Tonight and Monday. Seas 1 to 2 metres.

Extended Forecast

Issued 03:00 AM ADT 21 April 2024
Tuesday Wind light becoming southerly 15 knots in the afternoon.
Wednesday Wind south 15 knots.
Thursday Wind northwest 20 knots.

Ice Forecast

Issued 10:00 AM EDT 21 April 2024 Today Tonight and Monday Ice free. 

[ Canadian Ice Service ]

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Weather Conditions

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Map of St. Lawrence - St. Lawrence River marine weather areas Lake Nipissing - 45152 North Bay Airport Beauport Deschambault Île d'Orléans L'Assomption Trois-Rivières Airport L'Isle-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 Charlo Miramichi Fundy Park (Alma) Grand Manan Kouchibouguac 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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land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 21 April 2024 Today Tonight and Monday

Ice Edge

Ice edge estimated from Quebec near 5013N 6313W to 4951N 6034W to
5114N 5741W to 5117N 5728W then northeastward. Sea ice north then
east of the ice edge.

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM ADT 21 April 2024 Today Tonight and Monday At 10:00 a.m. ADT today departing trough located from Newfoundland
to Laurentian Fan.

At 8:00 p.m. ADT tonight deepening low 1004 mb located north of
the St. Lawrence River.
By 8:00 p.m. ADT Monday low 991 mb located over Labrador.

Marine Weather Statement

Issued 9:54 AM ADT 21 April 2024 A low pressure system over Eastern Quebec this evening will intensify
as it moves northeast to Labrador by Monday evening. Strong to gale
force westerlies will develop southwest of the low Monday.

Marine interests are advised that a gale warning is in effect for
Anticosti.

A freezing spray warning is in effect for Anticosti.

St. Lawrence - St. Lawrence River Area

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