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Gulf - Port au Port

Forecast

Marine Forecast

Issued 08:00 PM NDT 11 March 2026

Tonight and Thursday.

Gale warning in effect.

Wind variable 10 to 15 knots increasing to east 20 after midnight and to east 35 Thursday morning and locally gusts to 55 along the Newfoundland coast. Wind diminishing to southwest 25 Thursday afternoon except northeast 25 over northern sections.

Snow changing to rain or freezing rain near noon Thursday. Visibility 1 mile or less in snow.

Freezing spray warning in effect.

Over open water freezing spray late overnight and Thursday morning.

Temperatures minus 10 to minus 2 rising to zero to plus 8 Thursday afternoon.

Waves

Issued 06:00 PM NDT 11 March 2026
Tonight and Thursday. Outside the ice edge seas 1 metre or less building to 1 to 2 late overnight and to 2 to 3 near noon Thursday.

Extended Forecast

Issued 03:30 PM NDT 11 March 2026
Friday Wind north 15 to 20 knots increasing to west 25 to 35 in the afternoon.
Saturday Wind variable 10 to 15 knots increasing to northeast 25 to 35.
Sunday Wind northwest 25 knots.

Ice Forecast

Issued 10:00 AM EDT 11 March 2026 Today Tonight and Thursday Open water except 3 tenths grey-white ice including 1 tenth first-year ice in the extreme northeastern section. Consolidated first-year ice along parts of the coasts. 

[ 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 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 except 3 tenths grey-white ice including 1 tenth
first-year ice in the extreme northeastern section. Consolidated
first-year ice along parts of the coasts.

 

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

Gulf - Port au Port

Issued 8:00 PM NDT 11 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 - Port au Port

Issued 8:00 PM NDT 11 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 NDT 11 March 2026 Tonight and Thursday At 8:00 p.m. NDT tonight low 978 mb located over eastern Labrador
Sea.
By 3:30 p.m. NDT Thursday departing low 994 mb located southeast
of Greenland.

At 3:00 a.m. NDT Thursday low 994 mb located over southern Quebec.
By 8:00 p.m. NDT Thursday low 991 mb located over Northeast Gulf.

At 8:00 p.m. NDT tonight ridge located from the Grand Banks to
Hudson Bay.
By 3:30 p.m. NDT Thursday departing ridge located over Belle
Isle Bank.

Marine Weather Statement

Issued 7:47 PM NDT 11 March 2026 An intense low pressure system over the East Labrador Sea will track
southeastward to lie southeast of the Labrador marine district by
overnight tonight. Strong to gale force northwesterlies will persist
over Belle Isle Bank tonight as a result of this low.

A second low pressure system will approach from the west tonight and
cross the Gulf of St. Lawrence on Thursday. Strong to gale force
northeasterlies to southeasterlies ahead of the low will shift to
southwesterlies in its wake.

Marine interests are advised that gale warnings are in effect for
Gulf waters, Southwest Coast, South Coast, East Coast, Belle Isle
Bank and Northern Grand Banks.

Marine interests are also advised that freezing spray warnings are in
effect for Gulf waters, Northeast Coast, Belle Isle Bank and Funk
Island Bank.

Atlantic - Maritimes Area

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