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Northumberland Strait

Forecast

Marine Forecast

Issued 03:00 AM ADT 11 March 2026

Today Tonight and Thursday.

Wind variable 10 to 15 knots becoming northeast 15 early this morning then veering to easterly 20 early this evening. Wind veering to southeast 25 overnight then to southwest 30 Thursday morning. Wind diminishing to west 20 Thursday evening.

Snow beginning near noon changing to freezing rain after midnight then to rain Thursday morning. Scattered flurries or showers Thursday evening. Fog patches forming after midnight. Visibility 1 mile or less in snow and in fog patches.

Temperatures zero falling to minus 5 near noon then rising to plus 1 Thursday evening.

Extended Forecast

Issued 03:00 AM ADT 11 March 2026
Friday Wind west 25 knots diminishing to west 15 late in the day.
Saturday Wind variable 15 knots increasing to southeast 35.
Sunday Wind northwest 25 knots diminishing to variable 10 to 15.

Ice Forecast

Issued 10:00 AM EDT 10 March 2026 Today Tonight and Wednesday 7 tenths first-year ice. 

[ 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 10 March 2026 Today Tonight and Wednesday

Ice Edge

Ice edge estimated from 4420N 6720W to 4430N 6635W to 4330N 6615W to
4315N 6515W to 4603N 5814W to 4722N 5805W to 4643N 5628W to
Newfoundland near 4640N 5530W. Sea ice north of the ice edge.

Ice Coverage

7 tenths first-year ice.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM ADT 11 March 2026 Today Tonight and Thursday At 3:00 a.m. ADT today building high located over Quebec.
By 8:00 p.m. ADT tonight departing ridge from high located from
Labrador to Newfoundland.

At 10:00 a.m. ADT Thursday low 990 mb located west of New Brunswick.
By 8:00 p.m. ADT Thursday low 991 mb located south of Anticosti
Island.

Marine Weather Statement

Issued 2:54 AM ADT 11 March 2026 A low pressure system will approach the marine district from the west
tonight and cross the Gulf of St. Lawrence on Thursday. Strong to
gale force southeasterlies will develop ahead of the low and shift to
strong northwesterlies in its wake.

Marine interests are advised that gale warnings are in effect for all
waters except for Fundy, Northumberland Strait, Gulf - Magdalen -
northwestern half, Chaleur - Miscou, and Anticosti - southern half.

Marine interests are also advised that freezing spray warnings are in
effect for all Gulf of St. Lawrence waters except Northumberland
Strait.

Atlantic - Maritimes Area

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