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Anticosti - southwestern half

Warnings

Forecast

Marine Forecast

Issued 03:00 AM ADT 21 April 2026

Today Tonight and Wednesday.

Wind northwesterly 15 knots becoming variable 10 to 15 this morning. Wind variable 10 to 15 tonight and Wednesday.

Scattered flurries ending this evening.

Temperatures near minus 3.

Waves

Issued 05:00 PM ADT 20 April 2026

Anticosti - eastern half

Tonight and Tuesday. Seas 2 to 3 metres subsiding to 1 to 2 this evening and to 1 or less Tuesday afternoon.

Anticosti - western half

Tonight and Tuesday. Seas 3 to 4 metres subsiding to 1 to 2 near midnight and to 1 or less Tuesday morning.

Extended Forecast

Issued 03:00 AM ADT 21 April 2026
Thursday Wind northwest 15 knots.
Friday Wind variable 10 to 15 knots increasing to northeast 25.
Saturday Wind northerly 25 knots.

Ice Forecast

Issued 10:00 AM EDT 20 April 2026 Today Tonight and Tuesday Open water. Consolidated rotten first-year ice in a few sheltered bays. 

[ Canadian Ice Service ]

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Weather Conditions

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

Ice Forecasts

Issued 10:00 AM EDT 20 April 2026 Today Tonight and Tuesday

Ice Edge

First ice edge estimated from Cape Breton Island near 4702N 6025W to
4745N 6115W to Gaspe Peninsula near 4846N 6410W. Sea ice southwest
of the ice edge.

Second ice edge estimated from Quebec near 4920N 6722W to 5005N
6600W to 4945N 6015W to Newfoundland near 4806N 5905W. Sea ice north
of the ice edge.

Ice Coverage

Open water. Consolidated rotten first-year ice in a few sheltered
bays.

 

Iceberg Bulletin

Issued 2:30 PM EDT 20 April 2026

Iceberg Limit

Iceberg limit at 0000 UTC 21 Apr estimated from Newfoundland near
4655N 5400W to 4415N 5210W to 4340N 4630W to 4630N 4415W to 5000N
4425W to 5305N 4755W to 5900N 5500W to 6015N 5245W to 5830N 5000W
then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (Ended)

Strong wind warning ended

Anticosti - southwestern half

Issued 03:00 AM ADT 21 April 2026
Synopsis

Technical Marine Synopsis

Issued 3:00 AM ADT 21 April 2026 Today Tonight and Wednesday At 3:00 a.m. ADT today building ridge located over the western
Marine District.
By 3:00 a.m. ADT Wednesday ridge located from Quebec to the Gulf
of Maine.

At 8:00 p.m. ADT Wednesday quasi-stationary ridge located from
Anticosti Island to West Scotian Slope.

Marine Weather Statement

Issued 7:20 PM ADT 20 April 2026 Marine interests are advised that gale warnings have ended.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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