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Anticosti - western half

Warnings

Forecast

Marine Forecast

Issued 03:30 PM ADT 16 April 2025

Tonight and Thursday.

Gale warning in effect.

Wind northwest 15 to 20 knots backing to west 25 this evening with gusts to 35 in the Honguedo Strait Thursday morning. Wind becoming west 35 near noon Thursday with gusts to 45 in the Honguedo Strait Thursday afternoon.

Flurries ending Thursday morning.

Waves

Issued 05:00 PM ADT 16 April 2025
Tonight and Thursday. Seas 1 to 2 metres building to 2 to 3 Thursday morning and to 3 to 4 Thursday afternoon.

Extended Forecast

Issued 03:30 PM ADT 16 April 2025
Friday Wind west 25 to 35 knots becoming west 25 in the afternoon.
Saturday Wind south 15 to 20 knots diminishing to variable 10 to 15.
Sunday Wind northwest 15 to 20 knots increasing to northwest 25 to 35.

Ice Forecast

Issued 10:00 AM EDT 16 April 2025 Today Tonight and Thursday Open water. 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
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land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 16 April 2025 Today Tonight and Thursday

Ice Edge

First ice edge estimated from New Brunswick near 4700N 6449W to
4831N 6351W to Quebec near 4851N 6412W. Sea ice west of the ice
edge.

Second ice edge estimated from Quebec near 4904N 6646W to 5005N
6518W to 4936N 5930W to Newfoundland near 5022N 5732W. Sea ice north
of the ice edge.

Third ice edge estimated from 4744N 6112W to 4753N 6132W to 4711N
6216W to 4707N 6144W to 4744N 6112W. Sea ice within the ice edge.

Ice Coverage

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

 

Iceberg Bulletin

Issued 2:30 PM EDT 16 April 2025

Iceberg Limit

Iceberg limit at 0000 UTC 17 Apr estimated from Newfoundland near
4731N 5444W to 4125N 5145W to 4210N 4800W to 4635N 3815W to 5345N
4510W to 5915N 5605W to 6035N 5500W to 5850N 4935W then eastwards.

Western iceberg limit at 0000 UTC 17 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)

Gale warning in effect

Anticosti - western half

Issued 3:30 PM ADT 16 April 2025

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 16 April 2025 Tonight and Thursday At 3:30 p.m. ADT today low 983 mb located near Anticosti Island.
By 8:00 p.m. ADT tonight quasi-stationary low 986 mb located
over Labrador.

At 8:00 p.m. ADT tonight trough from low located over the
St. Lawrence River.
By 3:30 p.m. ADT Thursday trough located over Anticosti Island.

At 3:30 p.m. ADT Thursday building ridge located over the eastern
United States.

Marine Weather Statement

Issued 3:25 PM ADT 16 April 2025 A low pressure system near Anticosti Island will move to lie over
Labrador this evening, where it will remain nearly stationary until
Thursday night. An associated trough will move over the district from
the west during the day on Thursday.

Strong to gale force southwesterlies over northern waters will
diminish tonight as the low moves away. Strong to gale force
westerlies will develop over northern waters on Thursday behind the
trough.

Marine interests are advised that a gale warning is in effect for
Anticosti.

Outlook for the start-up of the eastern shore lobster fishery.

Friday..Winds west 15 knots becoming southwest 20 knots in the
afternoon. Sea state 1 to 2 metres.

Saturday..Winds southwest 20 knots becoming southwest 25 to 30 knots
in the afternoon. Sea state 1 to 2 metres increasing to 2 to 3
metres.

Sunday..Winds southwest 25 becoming northwest 25 in the afternoon.
Sea state 2 to 3 metres.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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