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Anticosti

Forecast

Marine Forecast

Issued 03:00 AM ADT 20 July 2026

Today Tonight and Tuesday.

Strong wind warning in effect.

Wind westerly 25 to 30 knots diminishing to west 15 to 20 near midnight and to southwest 10 to 15 Tuesday morning. Wind increasing to southerly 15 to 20 Tuesday afternoon.

Scattered showers ending this afternoon.

Waves

Issued 05:00 PM ADT 19 July 2026

Anticosti - eastern half

Tonight and Monday. Seas 3 to 5 metres subsiding to 2 to 3 this evening then building to 3 to 4 late overnight. Seas subsiding to 2 to 3 Monday afternoon and to 1 to 2 Monday evening.

Anticosti - western half

Tonight and Monday. Seas 2 to 3 metres building to 3 to 4 late overnight then subsiding to 2 to 3 Monday afternoon. Seas subsiding to 1 to 2 Monday evening.

Extended Forecast

Issued 03:00 AM ADT 20 July 2026
Wednesday Wind southeasterly 25 to 30 knots.
Thursday Wind southwesterly 20 to 25 knots.
Friday Wind southwesterly 20 knots.

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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 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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land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 19 May 2026 Forecasts have ended for the season.
 

Iceberg Bulletin

Issued 2:30 PM EDT 19 July 2026

Iceberg Limit

Iceberg limit at 0000 UTC 20 Jul estimated from Newfoundland near
4805N 5255W to 4700N 4600W to 4730N 4430W to 4830N 4430W to 5535N
5100W to 5745N 5400W to 5825N 4825W to 5720N 4510W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Strong wind warning in effect

Anticosti

Issued 03:00 AM ADT 20 July 2026

'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.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM ADT 20 July 2026 Today Tonight and Tuesday At 3:00 a.m. ADT today departing low 988 mb located north of
Anticosti Island.

At 10:00 a.m. ADT today ridge located southwest of the Marine
District.
By 10:00 a.m. ADT Tuesday ridge located over the southern Marine
District.

At 8:00 p.m. ADT Tuesday approaching trough located over New
England.

Marine Weather Statement

Issued 7:50 PM ADT 19 July 2026 Marine interests are advised that all gale warnings have ended.

Atlantic - Maritimes Area

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