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Anticosti - eastern half

Warnings

Forecast

Marine Forecast

Issued 03:30 PM ADT 17 May 2026

Tonight and Monday.

Gale warning in effect.

Wind northwest 25 to 35 knots diminishing to northwest 20 to 25 late this evening then backing to west 30 Monday afternoon. Wind diminishing to west 15 Monday evening.

Waves

Issued 05:00 AM ADT 17 May 2026
Today Tonight and Monday. Seas 1 to 2 metres building to 2 to 3 this afternoon then subsiding to 1 to 2 Monday evening.

Extended Forecast

Issued 03:30 PM ADT 17 May 2026
Tuesday Wind variable 10 to 15 knots.
Wednesday Wind southeast 20 knots diminishing to variable 10 to 15 late in the day.
Thursday Wind variable 10 to 15 knots increasing to northwest 30.

Ice Forecast

Issued 10:00 AM EDT 17 May 2026 Today Tonight and Monday Ice free. 

[ Canadian Ice Service ]

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Map of Atlantic - Maritimes marine weather areas East Scotia Slope - 44137 Cap-Chat Burgeo Île Bicquette New Carlisle Îles de la Madeleine Airport Port Menier Summerside North Cape Pointe-au-Père Mont-Joli Airport La Pocatière Wreckhouse Banquereau - 44139 Port aux Basques Sagona Island Gaspé Airport LaHave Bank - 44150 Halifax Harbour - 44258 St. Lawrence Stephenville Airport Western Head Winterland Branch Hill Île aux Perroquets Beaver Island Baccaro Point St. Stephen Pointe-des-Monts Saint John Airport Sept-Îles Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Longue-Pointe-de-Mingan Miscou Island Île Rouge Kouchibouguac Pointe-Noire Kouchibouguac Havre-Saint-Pierre Airport Grand Manan Fundy Park (Alma) Miramichi Charlo West Chedabucto Bay – 44489 Bathurst Airport Baie-Comeau Airport Bas Caraquet East Chedabucto Bay – 44488 Nappan AAFC East Point Charlottetown Airport Yarmouth Airport Cap-d'Espoir Tracadie J.A. Douglas McCurdy Sydney Airport Shearwater Airport St.Paul Island Sable Island Parrsboro North Mountain Rivière-la-Madeleine McNabs Island Lunenburg Kentville AAFC Ingonish Beach Hart Island CFB Greenwood Grand Étang Eskasoni (First Nations) Debert Caribou Point Brier Island
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 17 May 2026 Today Tonight and Monday

Ice Edge

Ice edge estimated from Quebec near 5108N 5835W to 5110N 5800W to
Quebec near 5125N 5736W. Sea ice north of the ice edge.

Ice Coverage

Ice free.

 

Iceberg Bulletin

Issued 3:24 PM EDT 16 May 2026

Iceberg Limit

Iceberg limit at 0000 UTC 17 May estimated from Newfoundland near
4700N 5520W to 4230N 5000W to 4230N 4800W to 4400N 4600W to 4845N
4335W to 5310N 4635W to 5550N 5010W to 5900N 5500W to 5955N 5310W to
5840N 4800W then northeastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Anticosti - eastern half

Issued 3:30 PM ADT 17 May 2026

'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 17 May 2026 Tonight and Monday At 3:30 p.m. ADT today trough located from Newfoundland to West
Scotian Slope.
By 3:00 a.m. ADT Monday departing trough located southeast of the
Marine District.

At 3:00 a.m. ADT Monday ridge located on a line north-south over
New England.
By 8:00 p.m. ADT Monday ridge located over the southern Marine
District.

Marine Weather Statement

Issued 3:13 PM ADT 17 May 2026 A trough of low pressure will continue tracking eastward across the
district tonight. Strong southwest winds ahead of the trough will
veer to strong to gale force northwesterlies in its wake before
diminishing on Monday as a ridge approaches.

Marine interests are advised that gale warnings are in effect for
Gulf-Magdalen - northeastern half and Anticosti.

Atlantic - Maritimes Area

Another Region

Marine Weather for Canada

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