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East Coast

Warnings

Forecast

Marine Forecast

Issued 03:30 PM NDT 12 March 2026

Tonight and Friday.

Storm warning in effect.

Wind southeast 25 knots with gusts to 35 along the coast. Wind becoming southwest 25 early this evening then increasing to southwest 35 late this evening. Wind increasing to southwest 45 to 55 near noon Friday then diminishing to southwest 35 to 45 Friday evening.

Freezing rain changing to showers and fog banks late this afternoon then to flurries Friday evening.

Temperatures zero rising to plus 6 this evening then falling to minus 2 Friday evening.

Waves

Issued 06:00 AM NDT 12 March 2026
Today Tonight and Friday. Seas 1 to 2 metres building to 2 to 3 this afternoon and to 3 to 4 near midnight. Seas building to 4 to 6 Friday afternoon.

Extended Forecast

Issued 03:30 PM NDT 12 March 2026
Saturday Wind west 25 to 35 knots diminishing to southwest 15 to 20 in the afternoon and to variable 10 to 15 late in the day.
Sunday Wind southwest 25 to 35 knots veering to northwest 25 to 35.
Monday Wind northwest 20 knots diminishing to light.

Ice Forecast

Issued 10:00 AM EDT 12 March 2026 Today Tonight and Friday Bergy water. Consolidated grey-white ice in a few sheltered bays in the northern section. 

[ 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 12 March 2026 Today Tonight and Friday

Ice Edge

First ice edge estimated from 4640N 5530W to 4628N 5339W to
Newfoundland near 4638N 5314W. Sea ice north of the ice edge.

Second ice edge estimated from Newfoundland near 4746N 5243W to
4845N 5230W to 5001N 5302W to 5141N 4911W to 5500N 5130W to 5700N
5600W to 6000N 5815W to 6159N 5721W then northeastward. Sea ice west
of the ice edge.

Ice Coverage

Bergy water. Consolidated grey-white ice in a few sheltered bays in
the northern section.

 

Iceberg Bulletin

Issued 2:53 PM EDT 12 March 2026

Iceberg Limit

Iceberg limit at 0000 UTC 13 Mar estimated from Newfoundland near
4640N 5310W to 4520N 4930W to 4555N 4410W to 4815N 4300W to 5220N
4615W to 5650N 5345W to 5930N 5700W to 6120N 5400W to 5825N 4900W
then eastward.

Iceberg Count

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

Warnings (In effect)

Storm warning in effect

East Coast

Issued 3:30 PM NDT 12 March 2026

'Storm' force winds of 48 to 63 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 3:30 PM NDT 12 March 2026 Tonight and Friday At 3:30 p.m. NDT today deepening low 995 mb located over the Gulf
of St. Lawrence.
By 3:30 p.m. NDT Friday low 984 mb located over the Northeast
Coast of Newfoundland.

At 3:30 p.m. NDT today departing ridge located on a line
northwest-southeast over Belle Isle Bank.

Marine Weather Statement

Issued 3:14 PM NDT 12 March 2026 A deepening low pressure system over the Gulf of St. Lawrence will
move over Western Newfoundland tonight and stall before moving across
the Northeast Coast and Belle Isle Bank late in the day on Friday.
Strong to gale force northeasterlies to southeasterlies are expected
north of the low tonight with strong to gale force southwesterlies to
its south. As the low rapidly deepens on Friday, gale to storm force
northwesterlies to southwesterlies will develop to its south.

Marine interests are advised that storm warnings are in effect for
East Coast, Northeast Coast, Belle Isle Bank, and Funk Island Bank.
Gale warnings are in effect for all remaining waters.

Marine interests are also advised that freezing spray warnings are in
effect for Strait of Belle Isle, Gulf waters, Southwest Coast,
Northeast Coast, and Belle Isle Bank.

Atlantic - Maritimes Area

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Marine Weather for Canada

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