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Gulf - Magdalen - northeastern half

Warnings

Forecast

Marine Forecast

Issued 03:00 AM ADT 12 August 2026

Today Tonight and Thursday.

Strong wind warning in effect.

Wind light increasing to west 20 knots this morning then diminishing to west 10 to 15 early this evening. Wind diminishing to light near midnight. Wind light Thursday.

Scattered showers ending this afternoon. Risk of thunderstorms early this morning. Scattered showers Thursday late in the day. Fog patches dissipating this morning.

Waves

Issued 05:00 AM ADT 12 August 2026
Today Tonight and Thursday. Seas 1 metre or less.

Extended Forecast

Issued 03:00 AM ADT 12 August 2026
Friday Wind variable 15 knots increasing to northwest 25 in the afternoon.
Saturday Wind northwest 25 knots.
Sunday Wind west 15 knots diminishing to light 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 11 August 2026

Iceberg Limit

Iceberg limit at 0000 UTC 12 Aug estimated from Newfoundland near
4825N 5310W to 4840N 5220W to 5010N 5100W to 5800N 5300W to 6020N
5200W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Strong wind warning in effect

Gulf - Magdalen - northeastern half

Issued 03:00 AM ADT 12 August 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 12 August 2026 Today Tonight and Thursday At 3:00 a.m. ADT today trough located from Anticosti Island to
Laurentian Fan.
By 10:00 a.m. ADT today trough located from Newfoundland to
Laurentian Fan.

At 8:00 p.m. ADT tonight departing trough located over the Grand
Banks.

At 3:00 a.m. ADT Thursday approaching trough located over southern
Quebec.

Atlantic - Maritimes Area

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Marine Weather for Canada

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