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East Coast

Warnings

Forecast

Marine Forecast

Issued 08:00 PM NDT 18 July 2026

Tonight and Sunday.

Wind southwest 10 to 15 knots and locally gusts to 20 along the coast this evening. Wind becoming south 20 Sunday afternoon then backing to southeast 25 Sunday evening.

Fog patches forming near midnight.

Waves

Issued 06:00 PM NDT 18 July 2026
Tonight and Sunday. Seas 1 to 2 metres.

Extended Forecast

Issued 03:30 PM NDT 18 July 2026
Monday Wind south 25 to 35 knots diminishing to southwest 20 in the morning.
Tuesday Wind southwest 20 knots.
Wednesday Wind variable 10 to 15 knots increasing to south 25.

Ice Forecast

Issued 10:00 AM EDT 18 July 2026 Today Tonight and Sunday Bergy water. 

[ 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 18 July 2026 Today Tonight and Sunday

Ice Edge

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

Ice Coverage

Bergy water.

 

Iceberg Bulletin

Issued 2:30 PM EDT 18 July 2026

Iceberg Limit

Iceberg limit at 0000 UTC 19 Jul estimated from Newfoundland near
4805N 5255W to 4645N 4700W to 4700N 4450W to 4830N 4430W to 5535N
5100W to 5745N 5400W to 5825N 4825W to 5720N 4510W then eastward.

Iceberg Count

No confirmed icebergs except less than 10 icebergs northeast of the
iceberg limit.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM NDT 18 July 2026 Tonight and Sunday At 8:00 p.m. NDT tonight quasi-stationary low 999 mb located over
northern Labrador Sea.

At 8:00 p.m. NDT tonight deepening low 997 mb located over southern
Quebec.
By 8:00 p.m. NDT Sunday low 986 mb located near Anticosti Island.

Marine Weather Statement

Issued 7:51 PM NDT 18 July 2026 A low pressure system over Southern Quebec will deepen as it tracks
slowly eastwards to lie over the Gulf of St. Lawrence by Sunday
evening. Strong to gale force south to southeasterlies are expected
to develop over the district ahead of the low on Sunday.

Marine interests are advised that gale warnings are in effect for
Strait of Belle Isle, Gulf waters, and Southwest Coast.

Atlantic - Maritimes Area

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Marine Weather for Canada

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