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Anticosti

Warnings

Forecast

Marine Forecast

Issued 10:00 AM ADT 25 April 2025

Today Tonight and Saturday.

Strong wind warning in effect.

Wind light increasing to southeast 10 to 15 knots Saturday afternoon and to easterly 20 Saturday evening.

Scattered showers ending this evening. Rain Saturday late in the day. Fog patches.

Waves

Issued 05:00 AM ADT 25 April 2025
Today Tonight and Saturday. Seas 1 metre or less building to 1 to 2 Saturday evening.

Extended Forecast

Issued 03:00 AM ADT 25 April 2025
Sunday Wind northeasterly 25 knots backing to northerly 30 late in the day.
Monday Wind northerly 30 knots diminishing to northerly 15 late in the day.
Tuesday Wind light increasing to south 20 to 25 knots.

Ice Forecast

Issued 10:00 AM EDT 25 April 2025 Today Tonight and Saturday Open water except 1 tenth first-year ice in strips and patches near Gaspe. Consolidated rotten first-year ice in a few bays. 

[ Canadian Ice Service ]

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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 25 April 2025 Today Tonight and Saturday

Ice Edge

First ice edge estimated from New Brunswick near 4743N 6440W to
4744N 6434W to 4836N 6358W to Quebec near 4851N 6412W. Sea ice west
of the ice edge.

Second ice edge estimated from Quebec near 5011N 6057W to 4955N
6023W to 5107N 5730W to Newfoundland near 5029N 5728W. Sea ice north
then east of the ice edge.

Ice Coverage

Open water except 1 tenth first-year ice in strips and patches near
Gaspe. Consolidated rotten first-year ice in a few bays.

 

Iceberg Bulletin

Issued 2:30 PM EDT 24 April 2025

Iceberg Limit

Iceberg limit at 0000 UTC 25 Apr estimated from Newfoundland near
4731N 5444W to 4055N 5215W to 4125N 4740W to 4705N 3500W to 5355N
4530W to 5915N 5605W to 6035N 5500W to 5920N 4925W then eastwards.

Western iceberg limit at 0000 UTC 25 Apr estimated from Quebec near
5020N 6115W to Newfoundland near 4805N 5845W.

Iceberg Count

No confirmed icebergs except less than 10 icebergs northeast of the
western iceberg limit.
Warnings

Warnings (In effect)

Strong wind warning in effect

Anticosti

Issued 10:00 AM ADT 25 April 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 10:00 AM ADT 25 April 2025 Today Tonight and Saturday At 10:00 a.m. ADT today ridge located on a line northeast-southwest
over the southeastern Marine District.
By 3:30 p.m. ADT today weakening ridge located over the eastern
Marine District.

At 10:00 a.m. ADT today low 1022 mb located over New Brunswick.
By 3:30 p.m. ADT today weakening trough located over the Maritimes.

At 10:00 a.m. ADT Saturday trough located on a line
northeast-southwest over the St. Lawrence River.
By 8:00 p.m. ADT Saturday trough located on a line
northeast-southwest over Maine.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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