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Anticosti - southwestern half

Warnings

Forecast

Marine Forecast

Issued 03:00 AM ADT 11 May 2025

Today Tonight and Monday.

Gale warning in effect.

Wind north 25 knots increasing to northwest 35 early this morning except northwest 45 in the Honguedo Strait. Wind diminishing to northwest 30 overnight and to northwest 15 to 20 near noon Monday with gusts to 30 in the Honguedo Strait.

Rain changing to periods of snow this afternoon and ending near midnight. Visibility 1 mile or less in snow.

Waves

Issued 05:00 PM ADT 10 May 2025
Tonight and Sunday. Seas 1 to 2 metres building to 2 to 3 early Sunday morning and to 3 to 4 Sunday afternoon.

Extended Forecast

Issued 03:00 AM ADT 11 May 2025
Tuesday Wind north 15 knots backing to northwest 20 in the morning then diminishing to light late in the day.
Wednesday Wind south 15 knots increasing to south 20.
Thursday Wind west 30 knots diminishing to light.

Ice Forecast

Anticosti - eastern half

Issued 10:00 AM EDT 10 May 2025 Today Tonight and Sunday Bergy water. 

Anticosti - western half

Issued 10:00 AM EDT 10 May 2025 Today Tonight and Sunday Ice free. 

[ Canadian Ice Service ]

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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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Ice Conditions

Ice Forecasts

Anticosti - eastern half

Issued 10:00 AM EDT 10 May 2025 Today Tonight and Sunday

Ice Edge

Ice edge estimated from Quebec near 5033N 5925W to 5030N 5921W to Newfoundland near 5049N 5704W. Sea ice north of the ice edge.

Ice Coverage

Bergy water.

Ice Forecasts

Anticosti - western half

Issued 10:00 AM EDT 10 May 2025 Today Tonight and Sunday

Ice Edge

Ice edge estimated from Quebec near 5033N 5925W to 5030N 5921W to Newfoundland near 5049N 5704W. Sea ice north of the ice edge.

Ice Coverage

Ice free.

 

Iceberg Bulletin

Issued 4:11 PM EDT 10 May 2025

Iceberg Limit

Iceberg limit at 0000 UTC 11 May estimated from Newfoundland near 4723N 5503W to 4205N 5045W to 4135N 4720W to 4900N 4045W to 5320N 4815W to 5915N 5605W to 5920N 5335W to 5820N 4745W then eastward.

Iceberg Count

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

Warnings (In effect)

Gale warning in effect

Anticosti - southwestern half

Issued 03:00 AM ADT 11 May 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 3:00 AM ADT 11 May 2025 Today Tonight and Monday At 3:00 a.m. ADT today low 995 mb located near Îles-de-la-Madeleine.
By 10:00 a.m. ADT today departing low 992 mb located northeast of
the Marine District.

At 10:00 a.m. ADT Monday approaching ridge located on a line
north-south over Cape Cod.

Marine Weather Statement

Issued 2:18 AM ADT 11 May 2025

Atlantic - Maritimes Area

Another Region

Marine Weather for Canada

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