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Forecast

Marine Forecast

Issued 03:00 AM ADT 22 April 2026

Today Tonight and Thursday.

Wind light becoming southerly 10 to 15 knots this afternoon then becoming variable 10 to 15 Thursday afternoon.

Scattered showers or flurries tonight and Thursday.

Waves

Issued 05:00 AM ADT 22 April 2026
Today Tonight and Thursday. Seas 1 metre or less building to 1 to 2 this evening then subsiding to 1 or less Thursday evening.

Extended Forecast

Issued 03:00 AM ADT 22 April 2026
Friday Wind northwest 15 knots.
Saturday Wind northerly 20 knots.
Sunday Wind light becoming northeast 15 knots.

Ice Forecast

Issued 10:00 AM EDT 21 April 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 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 21 April 2026 Today Tonight and Wednesday

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
6558W to 4841N 6158W to 4957N 6006W to 4935N 5822W to 4836N 5937W 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 22 April 2026 Today Tonight and Thursday At 3:00 a.m. ADT today low 1004 mb located southeast of Laurentian
Fan.
By 3:00 a.m. ADT Thursday low 1000 mb located northeast of
Newfoundland.

At 3:00 a.m. ADT today ridge located from Anticosti Island to
Georges Bank.
By 3:00 a.m. ADT Thursday ridge located from Anticosti Island to
East Scotian Slope.

At 8:00 p.m. ADT Thursday approaching low 991 mb located south of
Laurentian Fan.

Marine Weather Statement

Issued 2:23 AM ADT 22 April 2026 A low pressure system southeast of Laurentian Fan will move northward
to lie north of Newfoundland tonight then stall and weaken on
Thursday. Strong to gale force northerlies or northwesterlies over
eastern waters will gradually diminish as the low moves northward and
weakens.

Late on Thursday, another low will intensify and approach
southeastern waters. Strong to possibly gale force northeasterlies
are likely over East Scotian Slope and Laurentian Fan Thursday
evening.

Marine interests are advised that a gale warning is in effect for
Laurentian Fan - southeastern half.

Atlantic - Maritimes Area

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Marine Weather for Canada

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