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Southwest Coast

Warnings

Forecast

Marine Forecast

Issued 03:00 AM NDT 13 March 2026

Today Tonight and Saturday.

Gale warning in effect.

Wind southwest 35 knots except variable 10 to 15 over western sections. Wind increasing to west 35 to 45 near noon then diminishing to west 25 to 35 overnight. Wind diminishing to light Saturday morning then increasing to southeast 25 Saturday afternoon. Wind increasing to east 35 Saturday evening.

Rain or a few thunderstorms and fog banks changing to flurries this afternoon and ending near midnight. Snow Saturday evening.

Freezing spray warning in effect.

Freezing spray over western sections late this afternoon tonight and Saturday morning.

Temperatures plus 6 falling to minus 5 to zero this afternoon then rising to zero Saturday morning.

Waves

Issued 06:00 AM NDT 13 March 2026
Today Tonight and Saturday. Seas 3 to 5 metres except 2 to 3 over western sections this morning and 5 to 7 over eastern sections tonight subsiding to 2 to 3 Saturday morning then building to 3 to 5 Saturday evening.

Extended Forecast

Issued 03:00 AM NDT 13 March 2026
Sunday Wind east 35 knots diminishing to northeast 25 in the morning then backing to northwest 25 in the afternoon.
Monday Wind northwest 15 to 20 knots diminishing to light.
Tuesday Wind southwest 35 to 45 knots.

Ice Forecast

Issued 10:00 AM EDT 12 March 2026 Today Tonight and Friday 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 12 March 2026 Today Tonight and Friday

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 2:53 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.
Warnings

Warnings (In effect)

Gale warning in effect

Southwest Coast

Issued 03:46 AM NDT 13 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 03:46 AM NDT 13 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 3:00 AM NDT 13 March 2026 Today Tonight and Saturday At 3:00 a.m. NDT today deepening low 995 mb located over western
Newfoundland.
By 3:00 a.m. NDT Saturday low 951 mb located northeast of Belle
Isle Bank.

At 3:30 p.m. NDT Saturday low 1002 mb located over southern New
Brunswick.
By 8:00 p.m. NDT Saturday low 999 mb located over western Cape
Breton Island.

Marine Weather Statement

Issued 2:48 AM NDT 13 March 2026 A deepening low pressure system over Western Newfoundland will slowly
track northeastward today to lie northeast of Belle Isle Bank by
early Saturday morning. Strong to gale force southwesterlies are
expected south of the low today. As the low rapidly deepens over
Belle Isle Bank this evening, gale to storm force northwesterlies to
southwesterlies, except storm to hurricane force over Belle Isle
Bank, will develop to its west and south.

A second low pressure system will approach from the Maritimes late in
the day on Saturday. Strong to gale force easterlies to
southeasterlies are expected over southwesternmost waters ahead of
the low.

Marine interests are advised that a hurricane force wind warning is
in effect for Belle Isle Bank. Storm warnings are in effect for East
Coast, Northeast Coast, Funk Island Bank, and Northern Grand Banks.
Gale warnings are in effect for all remaining waters.

Marine interests are also advised that freezing spray warnings are in
effect for all waters except South Coast and the Grand Banks.

Atlantic - Maritimes Area

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Marine Weather for Canada

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