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Gulf - Magdalen - northwestern half

Warnings

Forecast

Marine Forecast

Issued 08:00 PM ADT 13 March 2026

Tonight and Saturday.

Gale warning in effect.

Wind northwest 25 to 35 knots diminishing to northwest 20 late this evening and to light after midnight. Wind increasing to southeast 15 Saturday morning and to southeast 25 Saturday afternoon. Wind increasing to northeast 35 Saturday evening.

Periods of snow Saturday afternoon and evening. Visibility 1 mile or less in snow.

Freezing spray warning in effect.

Over open water freezing spray ending near midnight.

Temperatures minus 6 rising to zero Saturday evening.

Waves

Issued 05:00 PM ADT 13 March 2026
Tonight and Saturday. Over open water seas 2 to 3 metres building to 3 to 4 this evening then subsiding to 2 to 3 late overnight. Seas subsiding to 1 to 2 Saturday morning then building to 2 to 3 Saturday evening.

Extended Forecast

Issued 03:30 PM ADT 13 March 2026
Sunday Wind northwest 35 knots diminishing to northwest 20 in the afternoon.
Monday Wind southeast 15 to 20 knots increasing to southeast 30.
Tuesday Wind south 35 knots.

Ice Forecast

Issued 10:00 AM EDT 13 March 2026 Today Tonight and Saturday 7 tenths first-year ice. Consolidated first-year ice along parts of the Prince Edward Island coast. 

[ 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 13 March 2026 Today Tonight and Saturday

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. Consolidated first-year ice along parts of
the Prince Edward Island coast.

 

Iceberg Bulletin

Issued 2:30 PM EDT 13 March 2026

Iceberg Limit

Iceberg limit at 0000 UTC 14 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

Gulf - Magdalen - northwestern half

Issued 8:00 PM ADT 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

Gulf - Magdalen - northwestern half

Issued 8:00 PM ADT 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 8:00 PM ADT 13 March 2026 Tonight and Saturday At 8:00 p.m. ADT tonight departing low 975 mb located northeast
of Newfoundland.

At 3:00 a.m. ADT Saturday low 999 mb located over southern Ontario.
By 8:00 p.m. ADT Saturday low 1000 mb located over eastern Nova
Scotia.

At 8:00 p.m. ADT tonight ridge located over the southwestern
Marine District.
By 10:00 a.m. ADT Saturday departing ridge located over the
Grand Banks.

Marine Weather Statement

Issued 7:39 PM ADT 13 March 2026 A deep low pressure system northeast of Newfoundland will continue to
pull away this evening. Meanwhile a ridge of high pressure will cross
the district tonight and into Saturday morning. Strong to gale force
westerlies will diminish this evening or overnight as the ridge moves
through.

A second low pressure system will approach the region from the west
on Saturday to lie over Eastern Nova Scotia by evening. Strong to
gale force easterlies will develop ahead of the low then shift to
strong to gale force westerlies in its wake.

Marine interests are advised that gale warnings are in effect for
Georges Bank, southwestern shore, LaHave Bank, West Scotian Slope,
eastern shore, Sable, East Scotian Slope, Fourchu, Banquereau,
Laurentian Fan, Cabot Strait and Gulf-Magdalen.

Marine interests are also advised that freezing spray warnings are in
effect for Cabot Strait - northern half and all Gulf of St. Lawrence
waters except Northumberland Strait - eastern half.

Atlantic - Maritimes Area

Another Region

Marine Weather for Canada

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