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Warnings

Forecast

Marine Forecast

Issued 03:00 AM NDT 22 July 2026

Today Tonight and Thursday.

Wind light increasing to southeast 15 to 20 knots this morning then veering to southwest 20 this evening. Wind southwest 20 Thursday.

Showers this afternoon tonight and Thursday. Risk of thunderstorms late this afternoon and this evening. Fog banks.

Waves

Issued 06:00 AM NDT 22 July 2026
Today Tonight and Thursday. Seas 1 to 2 metres building to 2 to 3 Thursday morning.

Extended Forecast

Issued 03:00 AM NDT 22 July 2026
Friday Wind southwest 20 knots.
Saturday Wind light.
Sunday Wind light becoming southeast 15 knots.

Ice Forecast

Issued 10:00 AM EDT 21 July 2026 Today Tonight and Wednesday Ice free. 

[ 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 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 EDT 21 July 2026 Today Tonight and Wednesday

Ice Edge

Ice edge estimated from 6136N 6335W to 6201N 6252W then
northeastward. Sea ice northwest of the ice edge.

Ice Coverage

Ice free.

 

Iceberg Bulletin

Issued 2:30 PM EDT 21 July 2026

Iceberg Limit

Iceberg limit at 0000 UTC 22 Jul estimated from Newfoundland near
4805N 5255W to 4740N 4600W to 4900N 4500W to 5745N 5400W to 5905N
5055W to 5800N 4600W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM NDT 22 July 2026 Today Tonight and Thursday At 3:00 a.m. NDT today trough located from the Gulf of Maine to
Laurentian Fan.
By 8:00 p.m. NDT tonight dissipating trough located on a line
east-west over the Gaspe Peninsula.

At 10:00 a.m. NDT today trough located on a line northeast-southwest
over the East Coast of the U.S.
By 10:00 a.m. NDT Thursday trough located on a line north-south
over the Maritimes.

At 3:00 a.m. NDT today ridge located on a line northeast-southwest
over the eastern Grand Banks.
By 3:00 a.m. NDT Thursday quasi-stationary ridge located southeast
of Funk Island Bank.

Marine Weather Statement

Issued 2:56 AM NDT 22 July 2026 A weakening trough of low pressure oriented east-west south of Nova
Scotia will continue moving northward through the Gulf of St.
Lawrence today and dissipate this evening. Strong to gale force
southerlies will develop over most waters ahead of the trough on
Wednesday. Winds will shift to strong southerlies to southwesterlies
in its wake.

Marine interests are advised that a gale warning is in effect for
Gulf-Port au Port.

Atlantic - Maritimes Area

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Marine Weather for Canada

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