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Southwestern Grand Banks - southern half

Warnings

Forecast

Marine Forecast

Issued 08:00 PM NDT 20 October 2026

Tonight and Wednesday.

Wind southwest 20 knots becoming northeast 20 near midnight then veering to east 25 Wednesday evening.

Rain and fog patches ending Wednesday morning.

Waves

Issued 06:00 PM NDT 20 October 2026
Tonight and Wednesday. Seas 2 to 3 metres subsiding to 1 to 2 this evening then building to 2 to 3 Wednesday evening.

Extended Forecast

Issued 03:30 PM NDT 20 October 2026
Thursday Wind east 15 to 20 knots veering to south 15 to 20 in the afternoon.
Friday Wind northeast 25 to 35 knots increasing to northeast 45 to 55.
Saturday Wind north 35 to 45 knots.

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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

Southwestern Grand Banks

Issued 10:00 AM EDT 7 August 2026 Forecasts have ended for the season.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EDT 7 August 2026 Forecasts have ended for the season.
 

Iceberg Bulletin

Southwestern Grand Banks

Issued 2:30 PM EDT 20 October 2026

Iceberg Limit

Iceberg limit at 0000 UTC 21 Oct estimated from Newfoundland near
4806N 5252W to 4815N 5200W to 5145N 4900W to 6000N 5800W to 6125N
5445W to 5855N 4515W then eastward.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:30 PM EDT 20 October 2026

Iceberg Limit

Iceberg limit at 0000 UTC 21 Oct estimated from Newfoundland near
4806N 5252W to 4815N 5200W to 5145N 4900W to 6000N 5800W to 6125N
5445W to 5855N 4515W then eastward.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM NDT 20 October 2026 Tonight and Wednesday At 8:00 p.m. NDT tonight dissipating ridge located on a line
east-west over the northern Grand Banks.

At 8:00 p.m. NDT tonight trough located on a line
northeast-southwest over the southwestern Grand Banks.
By 8:00 p.m. NDT Wednesday departing trough located southeast of
the Grand Banks.

At 3:00 a.m. NDT Wednesday ridge located over Quebec.
By 8:00 p.m. NDT Wednesday ridge located over eastern New England.

Marine Weather Statement

Issued 9:56 AM NDT 20 October 2026 Marine interests are advised that gale warnings are no longer in
effect.

Atlantic - Maritimes Area

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Marine Weather for Canada

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