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Anticosti

Warnings

Forecast

Marine Forecast

Issued 10:00 AM ADT 17 October 2026

Today Tonight and Sunday.

Gale warning in effect.

Wind northwest 35 knots with gusts to 45 in the Honguedo Strait. Wind diminishing to northwest 25 to 30 early this evening and to west 15 to 20 Sunday morning. Wind diminishing to light Sunday evening.

Waves

Issued 05:00 AM ADT 17 October 2026
Today Tonight and Sunday. Seas 2 to 3 metres except 3 to 4 over southeastern sections today. Seas subsiding to 1 to 2 near noon Sunday.

Extended Forecast

Issued 03:00 AM ADT 17 October 2026
Monday Wind variable 10 to 15 knots increasing to southwest 30 in the afternoon.
Tuesday Wind southwest 20 knots becoming north 20.
Wednesday Wind north 20 knots diminishing to light.

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Map of Atlantic - Maritimes marine weather areas Baie-Comeau Airport Halifax Harbour - 44258 West Chedabucto Bay – 44489 North Cape Winterland Branch Hill Summerside Wreckhouse East Scotia Slope - 44137 Stephenville St. Lawrence Burgeo Havre-Saint-Pierre Airport Île aux Perroquets Île Rouge Longue-Pointe-de-Mingan Banquereau - 44139 Sept-Îles Airport Port aux Basques LaHave Bank - 44150 Sagona Island Mont-Joli Airport Beaver Island Baccaro Point St. Stephen Rivière-la-Madeleine Saint John Airport Gaspé Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Îles de la Madeleine Airport Miscou Island La Pocatière Kouchibouguac Cap-d'Espoir Grand Manan New Carlisle Fundy Park (Alma) Pointe-au-Père Miramichi Port Menier Charlo Île Bicquette Bathurst Airport Cap-Chat Bas Caraquet East Chedabucto Bay – 44488 Nappan AAFC East Point Charlottetown Airport Yarmouth Airport Pointe-Noire Western Head Tracadie J.A. Douglas McCurdy Sydney Airport Shearwater Airport St.Paul Island Sable Island Parrsboro North Mountain Pointe-des-Monts McNabs Island Lunenburg Kentville AAFC Ingonish Beach Hart Island CFB Greenwood Grand Étang Eskasoni (First Nations) Debert Caribou Point Brier Island
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 19 May 2026 Forecasts have ended for the season.
 

Iceberg Bulletin

Issued 2:30 PM EDT 16 October 2026

Iceberg Limit

Iceberg limit at 0000 UTC 17 Oct estimated from Newfoundland near
4837N 5306W to 5130N 4945W to 5245N 4945W to 6000N 5800W to 6125N
5445W to 5845N 4530W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Anticosti

Issued 10:00 AM ADT 17 October 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.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM ADT 17 October 2026 Today Tonight and Sunday At 10:00 a.m. ADT today low located over southeastern Labrador.
By 8:00 p.m. ADT tonight departing low located northeast of
Newfoundland.

At 3:00 a.m. ADT Sunday approaching ridge located over the Great
Lakes extending eastward.

Marine Weather Statement

Issued 9:55 AM ADT 17 October 2026 A low pressure system over Southeastern Labrador will continue moving
eastward today. Strong to gale force southerly winds will veer to
strong to gale force northwesterlies in its wake.

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

Atlantic - Maritimes Area

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Marine Weather for Canada

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