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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 08:00 PM NDT 05 October 2026

Tonight and Tuesday.

Gale warning in effect.

Wind southeast 35 knots veering to southwest 25 to 35 near midnight then becoming west 25 Tuesday morning.

Rain changing to showers overnight and ending Tuesday afternoon. Fog patches dissipating Tuesday afternoon.

Waves

Issued 06:00 PM NDT 05 October 2026
Tonight and Tuesday. Seas 3 to 4 metres subsiding to 2 to 3 near midnight then building to 3 to 5 Tuesday evening.

Extended Forecast

Issued 03:30 PM NDT 05 October 2026
Wednesday Wind west 25 knots diminishing to variable 10 to 15 late in the day.
Thursday Wind variable 10 to 15 knots increasing to south 15 to 20.
Friday Wind south 20 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 5 October 2026

Iceberg Limit

Iceberg limit at 0000 UTC 6 Oct estimated from Newfoundland near
5032N 5618W to 4945N 5445W to 5015N 5330W to 5445N 5130W to 6000N
5800W to 6110N 5535W to 5900N 5045W to 5925N 4725W then eastward.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:30 PM EDT 5 October 2026

Iceberg Limit

Iceberg limit at 0000 UTC 6 Oct estimated from Newfoundland near
5032N 5618W to 4945N 5445W to 5015N 5330W to 5445N 5130W to 6000N
5800W to 6110N 5535W to 5900N 5045W to 5925N 4725W then eastward.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Gale warning in effect

Southwestern Grand Banks

Issued 9:14 PM NDT 05 October 2026

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 8:00 PM NDT 5 October 2026 Tonight and Tuesday At 8:00 p.m. NDT tonight deepening low 996 mb located near
Anticosti Island.
By 8:00 p.m. NDT Tuesday low 979 mb located over the Quebec Lower
North Shore.

Marine Weather Statement

Issued 7:56 PM NDT 5 October 2026 A low pressure system will continue to approach from the west tonight
and track over the Quebec Lower North Shore late in the day on
Tuesday. Strong to gale force southeasterlies to southerlies ahead of
the low tonight will shift to strong to gale force southwesterlies
south of the low on Tuesday.

Marine interests are advised that gale warnings are in effect for all
waters.

Atlantic - Maritimes Area

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Marine Weather for Canada

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