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Pointe-des-Monts to Anticosti - southern half

Forecast

Marine Forecast

Issued 03:00 AM EDT 13 September 2026

Today Tonight and Monday.

Strong wind warning in effect.

Wind southerly 15 to 25 knots diminishing to southerly 10 to 15 this morning then becoming light early this afternoon. Wind increasing to west 10 to 15 near midnight and to northwest 20 to 30 Monday morning.

Showers tonight and Monday.

Waves

Issued 03:00 AM EDT 13 September 2026
Today Tonight and Monday. Seas 1 metre or less building to 1 to 2 near noon Monday.

Extended Forecast

Issued 06:00 AM EDT 13 September 2026
Tuesday Wind westerly 15 to 20 knots backing to southerly 10 to 15 late in the day.
Wednesday Wind southwest 20 to 30 knots veering to northwest 15 to 25 late in the day.
Thursday Wind northwest 15 knots diminishing to light.

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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.
Warnings

Warnings (In effect)

Strong wind warning in effect

Pointe-des-Monts to Anticosti - southern half

Issued 03:00 AM EDT 13 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 3:00 AM EDT 13 September 2026 Today Tonight and Monday At 3:00 a.m. EDT today trough located from Labrador to Lake Erie.
By 8:00 p.m. EDT Monday trough located on a line northeast-southwest
over the Strait of Belle Isle.

At 3:00 a.m. EDT today ridge located on a line north-south over
northern Ontario.
By 8:00 p.m. EDT Monday ridge located from Lake Ontario to
Ungava Bay.

Atlantic - Maritimes Area

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