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Anticosti - southern half

Warnings

Forecast

Marine Forecast

Issued 03:00 AM ADT 15 March 2026

Today Tonight and Monday.

Gale warning in effect.

Wind north 10 to 15 knots increasing to northwest 25 to 30 this afternoon with gusts to 35 in the Honguedo Strait. Wind diminishing to light near midnight then increasing to southeast 25 to 30 Monday morning. Wind increasing to southeast 35 to 45 Monday afternoon.

Flurries ending early this morning. Snow Monday with a risk of freezing rain early Monday evening changing to showers and mist. Visibility 1 mile or less in precipitation and in mist.

Over open water risk of freezing spray Monday morning and afternoon.

Temperatures minus 5 rising to zero Monday evening.

Waves

Issued 05:00 AM ADT 15 March 2026

Anticosti - northwestern half

Today Tonight and Monday. Over open water seas 1 metre or less.

Anticosti - southeastern half

Today Tonight and Monday. Over open water seas 1 to 2 metres subsiding to 1 or less late this afternoon then building to 2 to 3 Monday afternoon.

Extended Forecast

Issued 03:00 AM ADT 15 March 2026
Tuesday Wind south 45 knots veering to southwest 25 to 35 in the afternoon.
Wednesday Wind west 25 to 35 knots diminishing to west 20 to 25.
Thursday Wind west 35 knots diminishing to south 25 late in the day.

Ice Forecast

Issued 10:00 AM EDT 14 March 2026 Today Tonight and Sunday 2 tenths new ice except 9 tenths new ice including 1 tenth grey ice along parts of the coasts. 9 tenths new ice including a trace of first-year ice in the Honguedo Strait. Consolidated first-year ice along parts of the coasts. 

[ 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 14 March 2026 Today Tonight and Sunday

Ice Edge

Ice edge estimated from Nova Scotia near 4437N 6325W to 4419N 6258W
to 4558N 5841W to Newfoundland near 4740N 5814W. Sea ice north of
the ice edge.

Ice Coverage

2 tenths new ice except 9 tenths new ice including 1 tenth grey ice
along parts of the coasts. 9 tenths new ice including a trace of
first-year ice in the Honguedo Strait. Consolidated first-year ice
along parts of the coasts.

 

Iceberg Bulletin

Issued 2:30 PM EDT 14 March 2026

Iceberg Limit

Iceberg limit at 0000 UTC 15 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 5815N 4855W
then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Anticosti - southern half

Issued 03:00 AM ADT 15 March 2026

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 3:00 AM ADT 15 March 2026 Today Tonight and Monday At 3:30 p.m. ADT today approaching ridge located over the Gulf
of Maine.

At 8:00 p.m. ADT Monday approaching low 988 mb located over Quebec.

Marine Weather Statement

Issued 2:46 AM ADT 15 March 2026 A low over Southeastern Newfoundland is continuing to depart leaving
gale force northwesterlies in its wake. A ridge of high pressure is
beginning to build into the region giving gradually diminishing winds
over most of the marine district.

Monday night a low over Quebec is forecasted to give gale force
southerlies as the system progresses through eastern, and Atlantic
Canada.

Marine interests are advised that gale warnings are in effect for all
regions except Northumberland Strait - western half and Chaleur -
Miscou.

Marine interests are also advised that a freezing spray warning is in
effect for Anticosti - northern half.

Atlantic - Maritimes Area

Another Region

Marine Weather for Canada

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