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Anticosti

Forecast

Marine Forecast

Issued 03:00 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 today and this evening. 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 03:00 AM 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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Weather Conditions

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Map of Atlantic - Newfoundland marine weather areas Eskasoni (First Nations) Heath Point Bonavista Wreckhouse St.Paul Island Winterland Branch Hill Twillingate Stephenville Airport Burgeo St. Lawrence St. John's Int'l Airport St. Anthony Airport Grates Cove Cape Race Grand Étang Sagona Island North Mountain Port aux Basques Ingonish Beach La Scie Ferolle Point Englee Daniel's Harbour Corner Brook Cartwright Airport East Point West Chedabucto Bay – 44489 Blanc-Sablon Airport East Chedabucto Bay – 44488 Cap Whittle Chevery Banquereau - 44139 Charlottetown Airport Mary's Harbour North Cape Natashquan Airport Argentia J.A. Douglas McCurdy Sydney Airport Berry Hill Long Pond Îles de la Madeleine Airport Miscou Island Marticot Island Pool's Island
Legend:
buoy Buoy
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 19 July 2025

Iceberg Limit

Iceberg limit at 0000 UTC 20 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 06:36 AM 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 3:00 AM ADT 20 July 2025 Today Tonight and Monday At 3:00 a.m. ADT today trough located over southern Quebec.
By 8:00 p.m. ADT tonight trough located from the Gulf of
St. Lawrence to the Gulf of Maine.

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

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

Atlantic - Newfoundland Area

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