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Forecast

Marine Forecast

Issued 03:00 AM ADT 21 April 2026

Today Tonight and Wednesday.

Wind northeast 15 knots diminishing to light near noon then becoming southwest 10 to 15 Wednesday evening.

Waves

Issued 05:00 AM ADT 21 April 2026
Today Tonight and Wednesday. Seas 1 metre or less.

Extended Forecast

Issued 03:00 AM ADT 21 April 2026
Thursday Wind southerly 10 to 15 knots diminishing to light in the afternoon.
Friday Wind light increasing to northerly 20 knots.
Saturday Wind northerly 15 knots diminishing to light.

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 3:00 AM ADT 21 April 2026 Today Tonight and Wednesday At 3:00 a.m. ADT today building ridge located over the western
Marine District.
By 3:00 a.m. ADT Wednesday ridge located from Quebec to the Gulf
of Maine.

At 8:00 p.m. ADT Wednesday quasi-stationary ridge located from
Anticosti Island to West Scotian Slope.

Atlantic - Maritimes Area

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