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Cabot Strait - southern half

Warnings

Forecast

Marine Forecast

Issued 10:00 AM ADT 08 March 2026

Today Tonight and Monday.

Wind southwest 30 knots veering to westerly 20 to 25 near midnight then diminishing to west 15 to 20 early Monday morning. Wind backing to south 15 Monday afternoon then increasing to south 25 Monday evening.

Scattered showers and fog patches ending overnight. Risk of thunderstorms late this morning.

Temperatures plus 4 falling to zero Monday morning.

Waves

Issued 05:00 AM ADT 08 March 2026
Today Tonight and Monday. Over open water seas 2 to 3 metres subsiding to 1 to 2 late overnight.

Extended Forecast

Issued 03:00 AM ADT 08 March 2026
Tuesday Wind southwest 30 knots diminishing to light late in the day.
Wednesday Wind northerly 20 to 25 knots diminishing to northeast 15 late in the day.
Thursday Wind southeast 35 knots veering to southwest 35.

Ice Forecast

Issued 10:00 AM EST 7 March 2026 Today Tonight and Sunday 4 tenths new ice including 1 tenth first-year ice. Consolidated grey-white ice in a few sheltered bays. 

[ Canadian Ice Service ]

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Map of Atlantic - Maritimes marine weather areas East Scotia Slope - 44137 Cap-Chat Burgeo Île Bicquette New Carlisle Îles de la Madeleine Airport Port Menier Summerside North Cape Pointe-au-Père Mont-Joli Airport La Pocatière Wreckhouse Banquereau - 44139 Port aux Basques Sagona Island Gaspé Airport LaHave Bank - 44150 Halifax Harbour - 44258 St. Lawrence Stephenville Airport Western Head Winterland Branch Hill Île aux Perroquets Beaver Island Baccaro Point St. Stephen Pointe-des-Monts Saint John Airport Sept-Îles Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Longue-Pointe-de-Mingan Miscou Island Île Rouge Kouchibouguac Pointe-Noire Kouchibouguac Havre-Saint-Pierre Airport Grand Manan Fundy Park (Alma) Miramichi Charlo West Chedabucto Bay – 44489 Bathurst Airport Baie-Comeau Airport Bas Caraquet East Chedabucto Bay – 44488 Nappan AAFC East Point Charlottetown Airport Yarmouth Airport Cap-d'Espoir Tracadie J.A. Douglas McCurdy Sydney Airport Shearwater Airport St.Paul Island Sable Island Parrsboro North Mountain Rivière-la-Madeleine 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 EST 7 March 2026 Today Tonight and Sunday

Ice Edge

Ice edge estimated from 4420N 6720W to 4430N 6635W to 4330N 6615W to
4315N 6515W to 4549N 5807W to 4708N 5834W to 4630N 5615W to
Newfoundland near 4640N 5530W. Sea ice north of the ice edge.

Ice Coverage

4 tenths new ice including 1 tenth first-year ice. Consolidated
grey-white ice in a few sheltered bays.

 

Iceberg Bulletin

Issued 1:30 PM EST 7 March 2026

Iceberg Limit

Iceberg limit at 0000 UTC 8 Mar estimated from Newfoundland near
4640N 5310W to 4510N 4930W to 4540N 4345W to 4820N 4140W to 5210N
4630W to 5930N 5700W to 6150N 5400W to 5850N 5035W to 5810N 4530W
then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (Ended)

Gale warning ended

Cabot Strait

Issued 10:00 AM ADT 08 March 2026
Synopsis

Technical Marine Synopsis

Issued 10:00 AM ADT 8 March 2026 Today Tonight and Monday At 10:00 a.m. ADT today trough located on a line northeast-southwest
over Anticosti Island.
By 8:00 p.m. ADT tonight departing trough located over Newfoundland.

At 8:00 p.m. ADT tonight trough located over Ontario.
By 8:00 p.m. ADT Monday approaching trough located over Quebec.

Marine Weather Statement

Issued 9:47 AM ADT 8 March 2026 A trough of low pressure over Anticosti Island will track eastward
today reaching Newfoundland by this evening and the Labrador Sea on
Monday. Strong to gale force southwesterly winds ahead of the trough
will diminish in its wake.

Marine interests are advised that a gale warning is in effect for
Banquereau - northern half.

Atlantic - Maritimes Area

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Marine Weather for Canada

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