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Southwest Coast

Warnings

Forecast

Marine Forecast

Issued 10:00 AM NDT 12 March 2026

Today Tonight and Friday.

Gale warning in effect.

Wind southeast 30 knots increasing to southwest 35 this afternoon then veering to west 35 to 45 near noon Friday.

Rain and fog banks changing to flurries Friday afternoon.

Freezing spray warning in effect.

Freezing spray over western sections Friday afternoon and evening.

Temperatures plus 6 falling to minus 5 to zero Friday afternoon.

Waves

Issued 06:00 AM NDT 12 March 2026
Today Tonight and Friday. Seas 1 to 2 metres building to 2 to 3 this morning becoming 3 to 4 this evening except 2 to 3 over western sections. Seas building to 4 to 6 Friday afternoon.

Extended Forecast

Issued 03:00 AM NDT 12 March 2026
Saturday Wind northwest 25 to 35 knots diminishing to variable 10 to 15 in the morning then increasing to southeast 25 to 35 late in the day.
Sunday Wind east 25 to 35 knots becoming northwest 25.
Monday Wind northwest 15 to 20 knots diminishing to light.

Ice Forecast

Issued 10:00 AM EDT 11 March 2026 Today Tonight and Thursday Open water. Consolidated grey ice in a few sheltered bays. 

[ 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 11 March 2026 Today Tonight and Thursday

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

Open water. Consolidated grey ice in a few sheltered bays.

 

Iceberg Bulletin

Issued 2:59 PM EDT 11 March 2026

Iceberg Limit

Iceberg limit at 0000 UTC 12 Mar estimated from Newfoundland near
4640N 5310W to 4520N 4930W to 4555N 4410W to 4815N 4300W to 5930N
5700W to 6120N 5400W to 5825N 4900W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Southwest Coast

Issued 10:00 AM NDT 12 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.

Freezing spray warning in effect

Southwest Coast

Issued 10:00 AM NDT 12 March 2026

Moderate or severe freezing spray is 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 10:00 AM NDT 12 March 2026 Today Tonight and Friday At 10:00 a.m. NDT today low 995 mb located over eastern Quebec.
By 10:00 a.m. NDT Friday low 990 mb located over central
Newfoundland.

At 10:00 a.m. NDT today ridge located from Funk Island Bank to
Hudson Bay.
By 3:30 p.m. NDT today departing ridge located over Belle Isle Bank.

Marine Weather Statement

Issued 9:51 AM NDT 12 March 2026 A low pressure system over Eastern Quebec will cross the Gulf of St.
Lawrence today and tonight before rapidly deepening as it tracks over
Newfoundland and Belle Isle Bank on Friday. Strong to gale force
northeasterlies to southeasterlies are expected north of the low
today 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
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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