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Anticosti

Warnings

Forecast

Marine Forecast

Issued 10:00 AM ADT 20 July 2025

Today Tonight and Monday.

Strong wind warning in effect.

Wind southwest 15 knots except variable 10 to 15 over northwestern sections. Wind diminishing to light late this evening then increasing to northerly 15 Monday morning. Wind increasing to northwest 20 to 25 Monday afternoon.

Showers this afternoon and tonight.

Waves

Issued 05:00 AM ADT 20 July 2025

Anticosti - northeastern half

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

Anticosti - southwestern half

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

Extended Forecast

Issued 03:30 PM ADT 20 July 2025
Tuesday Wind northwest 20 to 25 knots.
Wednesday Wind variable 10 to 15 knots increasing to westerly 15 to 20.
Thursday Wind south 10 to 15 knots veering to southwest 15 to 20.

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

Ice Forecasts

Issued 10:00 AM EDT 26 May 2025 Forecasts have ended for the season.
 

Iceberg Bulletin

Issued 2:30 PM EDT 20 July 2025

Iceberg Limit

Iceberg limit at 0000 UTC 21 Jul estimated from Newfoundland near
4709N 5256W to 4715N 4615W to 4920N 4400W to 5430N 4920W to 5645N
5340W to 5745N 5405W to 6100N 5310W to 5840N 4615W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Strong wind warning in effect

Anticosti

Issued 3:30 PM ADT 20 July 2025

'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 or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 3:30 PM ADT 20 July 2025 Tonight and Monday At 3:30 p.m. ADT today trough located over the Gaspe Peninsula.
By 10:00 a.m. ADT Monday trough located from Anticosti Island to
East Scotian Slope.

At 3:30 p.m. ADT Monday trough located on a line north-south over
the eastern Marine District.

At 3:30 p.m. ADT today ridge located over the southeastern Marine
District.
By 8:00 p.m. ADT tonight departing ridge located over the Grand
Banks.

Atlantic - Maritimes Area

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Marine Weather for Canada

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