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Anticosti

Warnings

Forecast

Marine Forecast

Issued 03:30 PM AST 19 January 2026

Tonight and Tuesday.

Gale warning in effect.

Wind light increasing to southwest 15 to 20 knots near midnight and to southwest 25 Tuesday morning. Wind increasing to westerly 35 Tuesday evening.

Flurries.

Freezing spray warning in effect.

Freezing spray beginning Tuesday morning.

Temperatures minus 3 falling to minus 8 Tuesday evening.

Waves

Issued 05:00 PM AST 19 January 2026

Anticosti - eastern half

Tonight and Tuesday. Seas 1 metre or less building to 1 to 2 early this evening and to 2 to 3 late Tuesday afternoon. Seas building to 3 to 4 Tuesday evening.

Anticosti - western half

Tonight and Tuesday. Seas 1 metre or less building to 1 to 2 near noon Tuesday and to 3 Tuesday evening.

Extended Forecast

Issued 03:30 PM AST 19 January 2026
Wednesday Wind west 35 knots.
Thursday Wind light increasing to east 20 knots.
Friday Wind east 20 knots increasing to west 35.

Ice Forecast

Issued 10:00 AM EST 19 January 2026 Today Tonight and Tuesday Open water except 5 tenths new ice along parts of the coasts and in the southwestern section. Consolidated grey-white ice in a few sheltered bays. 

[ Canadian Ice Service ]

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Map of St. Lawrence - St. Lawrence River marine weather areas Cap-Chat Mont-Joli Airport Bathurst Airport Île Bicquette Charlo Port Menier Miramichi Pointe-au-Père Fundy Park (Alma) New Carlisle Grand Manan Bas Caraquet CFB Bagotville Jonquière Mistook Normandin Roberval Airport Deschambault Beauport North Bay Airport Trois-Rivières Airport Lake Nipissing - 45152 Kouchibouguac Baie-Comeau Airport Île d'Orléans Saint-Anicet Sainte-Anne-de-Bellevue Cap-Rouge Lac Memphrémagog Montréal Metropolitain Airport Montréal-Trudeau Int'l Airport Île Rouge Lac Saint-Pierre L'Isle-aux-Grues L'Assomption Pointe de l'Islet Pointe Claveau Sept-Îles Airport Pointe-des-Monts North Cape Pointe-Noire Yarmouth Airport Cap-d'Espoir Brier Island Rivière-la-Madeleine St. Stephen Gaspé Airport Saint John Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Miscou Island Kouchibouguac La Pocatière
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EST 19 January 2026 Today Tonight and Tuesday

Ice Edge

First ice edge estimated from New Brunswick near 4532N 6507W to Nova
Scotia near 4500N 6510W. Sea ice east of the ice edge.

Second ice edge estimated from Nova Scotia near 4435N 6327W to 4432N
6251W to 4539N 5917W to 4704N 6000W to 4825N 6224W to 5039N 5807W to
4759N 5937W to Newfoundland near 4738N 5919W. Sea ice northwest then
east of the ice edge.

Ice Coverage

Open water except 5 tenths new ice along parts of the coasts and in
the southwestern section. Consolidated grey-white ice in a few
sheltered bays.

 

Iceberg Bulletin

Issued 1:30 PM EST 19 January 2026

Iceberg Limit

Iceberg limit at 0000 UTC 20 Jan estimated from Newfoundland near
4952N 5545W to 5015N 5200W to 5115N 4815W to 5245N 4815W to 5945N
5730W to 6145N 5155W to 5900N 4735W then northeastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Anticosti

Issued 3:30 PM AST 19 January 2026

'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.

Freezing spray warning in effect

Anticosti

Issued 3:30 PM AST 19 January 2026

Moderate or severe freezing spray is occurring or expected to occur in this marine area. 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 3:30 PM AST 19 January 2026 Tonight and Tuesday At 3:30 p.m. AST today low 982 mb located over eastern Newfoundland.
By 8:00 p.m. AST tonight departing low 979 mb located northeast
of Newfoundland.

At 3:30 p.m. AST today low 1007 mb located over the Gulf of Maine.
By 10:00 a.m. AST Tuesday low 1000 mb located over the northeastern
Gulf of St. Lawrence.

Marine Weather Statement

Issued 3:40 PM AST 19 January 2026 Strong to gale force westerly winds over eastern waters will diminish
this evening as a low pressure system over Newfoundland continues
tracking northeastward.

A second low over the Gulf of Maine will move northeast to lie over
the Northeastern Gulf of St. Lawrence Tuesday morning. Strong to gale
force southwest winds are expected south and west of this low.

Marine interests are advised that gale warnings are in effect for
Lurcher, Browns Bank, southwestern shore, LaHave Bank, eastern shore,
Sable - western half, Fourchu, Banquereau, Laurentian Fan,
Northumberland Strait - western half, Gulf-Magdalen - western half,
Chaleur-Miscou and Anticosti.

Marine interests are advised that freezing spray warnings are in
effect for Fundy, Grand Manan, and all Gulf of St Lawrence waters.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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