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Anticosti

Warnings

Forecast

Marine Forecast

Issued 03:00 AM ADT 12 July 2026

Today Tonight and Monday.

Strong wind warning in effect.

Wind variable 10 to 15 knots becoming southwest 15 this afternoon then increasing to southwest 20 Monday afternoon.

Fog patches dissipating this afternoon.

Waves

Issued 05:00 AM ADT 12 July 2026

Anticosti - northwestern half

Today Tonight and Monday. Seas 1 metre or less.

Anticosti - southeastern half

Today Tonight and Monday. Seas 1 metre or less building to 1 to 2 Monday afternoon.

Extended Forecast

Issued 03:00 AM ADT 12 July 2026
Tuesday Wind southwest 15 to 20 knots increasing to southwest 25 in the afternoon.
Wednesday Wind westerly 15 knots increasing to westerly 20 to 25.
Thursday Wind westerly 20 to 25 knots.

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Map of Atlantic - Maritimes marine weather areas East Scotia Slope - 44137 Cap-Chat Burgeo Île Bicquette New Carlisle Îles de la Madeleine Airport Port Menier Summerside North Cape Pointe-au-Père Mont-Joli Airport La Pocatière Wreckhouse Banquereau - 44139 Port aux Basques Sagona Island Gaspé Airport LaHave Bank - 44150 Halifax Harbour - 44258 St. Lawrence Stephenville Western Head Winterland Branch Hill Île aux Perroquets Beaver Island Baccaro Point St. Stephen Pointe-des-Monts Saint John Airport Sept-Îles Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Longue-Pointe-de-Mingan Miscou Island Île Rouge Kouchibouguac Pointe-Noire Kouchibouguac Havre-Saint-Pierre Airport Grand Manan Fundy Park (Alma) Miramichi Charlo West Chedabucto Bay – 44489 Bathurst Airport Baie-Comeau Airport Bas Caraquet East Chedabucto Bay – 44488 Nappan AAFC East Point Charlottetown Airport Yarmouth Airport Cap-d'Espoir Tracadie J.A. Douglas McCurdy Sydney Airport Shearwater Airport St.Paul Island Sable Island Parrsboro North Mountain Rivière-la-Madeleine McNabs Island Lunenburg Kentville AAFC Ingonish Beach Hart Island CFB Greenwood Grand Étang Eskasoni (First Nations) Debert Caribou Point Brier Island
Legend:
buoy Buoy
land station Land Station
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 11 July 2026

Iceberg Limit

Iceberg limit at 0000 UTC 12 Jul estimated from Newfoundland near
4805N 5255W to 4645N 4700W to 4700N 4530W to 4800N 4500W to 5200N
4900W to 5815N 5515W to 5800N 5340W to 5825N 4825W to 5745N 4550W
then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Strong wind warning in effect

Anticosti

Issued 03:00 AM ADT 12 July 2026

'Strong' winds of 20 to 33 knots are 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.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM ADT 12 July 2026 Today Tonight and Monday At 3:00 a.m. ADT today ridge located from Quebec to the Great Lakes.
By 3:00 a.m. ADT Monday ridge located on a line east-west over
the southern Marine District.

Atlantic - Maritimes Area

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Marine Weather for Canada

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