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Forecast

Marine Forecast

Issued 03:30 PM ADT 20 April 2026

Tonight and Tuesday.

Wind southwest 15 knots diminishing to light this evening then becoming northeast 15 late overnight. Wind diminishing to light Tuesday afternoon.

Waves

Issued 05:00 PM ADT 20 April 2026
Tonight and Tuesday. Seas 1 metre or less.

Extended Forecast

Issued 03:30 PM ADT 20 April 2026
Wednesday Wind light.
Thursday Wind light becoming southwest 15 knots late in the day.
Friday Wind southwest 15 knots becoming northerly 15.

Ice Forecast

Issued 10:00 AM EDT 20 April 2026 Today Tonight and Tuesday Ice free. 

[ Canadian Ice Service ]

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Weather Conditions

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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 EDT 20 April 2026 Today Tonight and Tuesday

Ice Edge

First ice edge estimated from Cape Breton Island near 4702N 6025W to
4745N 6115W to Gaspe Peninsula near 4846N 6410W. Sea ice southwest
of the ice edge.

Second ice edge estimated from Quebec near 4920N 6722W to 5005N
6600W to 4945N 6015W to Newfoundland near 4806N 5905W. Sea ice north
of the ice edge.

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:30 PM ADT 20 April 2026 Tonight and Tuesday At 3:30 p.m. ADT today trough located from Labrador to Laurentian
Fan.
By 8:00 p.m. ADT tonight departing trough located east of the
Marine District.

At 8:00 p.m. ADT tonight building ridge located over the western
Marine District.
By 8:00 p.m. ADT Tuesday ridge located over the Maritimes.

Marine Weather Statement

Issued 3:19 PM ADT 20 April 2026 A trough of low pressure located from Labrador to Laurentian Fan this
afternoon will continue to track eastward to lie east of the marine
district by this evening. Strong to gale force northwesterlies in its
wake will ease this evening.

Marine interests are advised that a gale warning is in effect for
Anticosti - southwestern half.

Atlantic - Maritimes Area

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