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Anticosti - northwestern half

Warnings

Forecast

Marine Forecast

Issued 10:00 AM ADT 06 September 2026

Today Tonight and Monday.

Strong wind warning in effect.

Wind northeast 15 knots becoming variable 10 to 15 early this evening then becoming northwest 15 Monday morning. Wind increasing to west 25 Monday evening.

Waves

Issued 05:00 AM ADT 06 September 2026
Today Tonight and Monday. Seas 1 to 2 metres subsiding to 1 or less late overnight.

Extended Forecast

Issued 03:00 AM ADT 06 September 2026
Tuesday Wind northerly 25 knots.
Wednesday Wind light increasing to south 20 knots late in the day.
Thursday Wind south 30 knots diminishing to west 20 late in the day.

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Map of Atlantic - Maritimes marine weather areas Baie-Comeau Airport Halifax Harbour - 44258 West Chedabucto Bay – 44489 North Cape Winterland Branch Hill Summerside Wreckhouse East Scotia Slope - 44137 Stephenville St. Lawrence Burgeo Havre-Saint-Pierre Airport Île aux Perroquets Île Rouge Longue-Pointe-de-Mingan Banquereau - 44139 Sept-Îles Airport Port aux Basques LaHave Bank - 44150 Sagona Island Mont-Joli Airport Beaver Island Baccaro Point St. Stephen Rivière-la-Madeleine Saint John Airport Gaspé Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Îles de la Madeleine Airport Miscou Island La Pocatière Kouchibouguac Cap-d'Espoir Grand Manan New Carlisle Fundy Park (Alma) Pointe-au-Père Miramichi Port Menier Charlo Île Bicquette Bathurst Airport Cap-Chat Bas Caraquet East Chedabucto Bay – 44488 Nappan AAFC East Point Charlottetown Airport Yarmouth Airport Pointe-Noire Western Head Tracadie J.A. Douglas McCurdy Sydney Airport Shearwater Airport St.Paul Island Sable Island Parrsboro North Mountain Pointe-des-Monts 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 19 May 2026 Forecasts have ended for the season.
 

Iceberg Bulletin

Issued 2:30 PM EDT 5 September 2026

Iceberg Limit

Iceberg limit at 0000 UTC 6 Sep estimated from Newfoundland near
4910N 5455W to 5400N 5300W to 6000N 5600W to 6130N 5420W to 5900N
4610W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Strong wind warning in effect

Anticosti - northwestern half

Issued 10:00 AM ADT 06 September 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 10:00 AM ADT 6 September 2026 Today Tonight and Monday At 10:00 a.m. ADT today low 997 mb located over southern Banquereau.
By 3:00 a.m. ADT Monday low 997 mb located over northern Banquereau.

At 3:30 p.m. ADT Monday departing low 999 mb located over
Newfoundland.

Marine Weather Statement

Issued 9:49 AM ADT 6 September 2026 A low pressure system over Banquereau will remain nearly stationary
today and tonight. On Monday the low will move slowly northward to
lie over Newfoundland Monday afternoon. Strong to gale force
northeasterlies over northern and eastern waters will gradually
diminish later today and Monday.

Marine interests are advised that gale warnings are in effect for
Banquereau - northern half, Cabot Strait, Gulf-Magdalen and Anticosti
- southeastern half.

Atlantic - Maritimes Area

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Marine Weather for Canada

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