Language selection

Weather shortcuts

Anticosti

Forecast

Marine Forecast

Issued 03:00 AM ADT 13 April 2024

Today Tonight and Sunday.

Gale warning in effect.

Wind southeast 25 to 35 knots diminishing to south 20 near noon then backing to southeast 15 early this evening. Wind increasing to south 20 to 25 after midnight then veering to west 15 to 20 Sunday evening.

Periods of rain and fog banks ending near noon Sunday.

Waves

Issued 05:00 AM ADT 13 April 2024

Anticosti - eastern half

Today Tonight and Sunday. Seas 3 to 4 metres subsiding to 2 to 3 near noon Sunday and to 1 to 2 Sunday evening.

Anticosti - western half

Today Tonight and Sunday. Seas 2 to 3 metres subsiding to 1 to 2 early this evening then building to 2 to 3 near midnight. Seas subsiding to 1 to 2 Sunday afternoon.

Extended Forecast

Issued 03:00 AM ADT 13 April 2024
Monday Wind variable 10 to 15 knots.
Tuesday Wind variable 10 to 15 knots.
Wednesday Wind northerly 15 knots.

Ice Forecast

Issued 10:00 AM EDT 12 April 2024 Today Tonight and Saturday Open water except consolidated rotten first-year ice along parts of the coasts. 

[ Canadian Ice Service ]

Stay connected

ATOM

Weather Conditions

Skip Image

Zoom-in to make a selection

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
Legend:
buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 12 April 2024 Today Tonight and Saturday

Ice Edge

First ice edge estimated from New Brunswick near 4705N 6449W to
4839N 6348W to Quebec near 4851N 6412W. Sea ice west of the ice
edge.

Second ice edge estimated from Quebec near 5017N 6438W to 5001N
6423W to 4949N 6019W to 5043N 5829W to Newfoundland near 5007N
5740W. Sea ice north of the ice edge.

Ice Coverage

Open water except consolidated rotten first-year ice along parts of
the coasts.

 

Iceberg Bulletin

Issued 3:27 PM EDT 12 April 2024

Iceberg Limit

Iceberg limit at 0000 UTC 13 Apr estimated from Newfoundland near
4725N 5445W to 4530N 5430W to 4440N 4620W to 4600N 4525W to 5030N
4530W to 5445N 4940W to 5620N 4915W then eastwards.

Western iceberg limit at 0000 UTC 13 Apr estimated from Quebec near
5017N 6036W to Newfoundland near 4852N 5817W.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Anticosti

Issued 03:00 AM ADT 13 April 2024

'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 ADT 13 April 2024 Today Tonight and Sunday At 3:00 a.m. ADT today trough located over New Brunswick.
By 3:00 a.m. ADT Sunday trough located from Anticosti Island to
Laurentian Fan.

Marine Weather Statement

Issued 2:47 AM ADT 13 April 2024 A trough of low pressure over New Brunswick will move across the
district today and tonight. Strong to gale force southerly winds
ahead of the trough will diminish in its wake.

Marine interests are advised that gale warnings are in effect for all
waters except Fundy, Grand Manan, Lurcher, Browns Bank, Georges Bank,
Northumberland Strait and Chaleur-Miscou.

St. Lawrence - St. Lawrence River Area

Another Region

Date modified: