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South Labrador Sea

Warnings

Forecast

Marine Forecast

Issued 04:00 PM NDT 19 June 2025

Tonight and Friday.

Wind variable 10 to 15 knots except northwest 25 over southeastern sections. Wind becoming northwest 15 this evening then diminishing to light Friday morning except northeast 15 to 20 over southeastern sections.

Fog patches forming early this evening and dissipating late overnight.

Waves

Issued 06:00 PM NDT 19 June 2025

South Labrador Sea - northwestern half

Tonight and Friday. Outside the ice edge seas 1 to 2 metres.

South Labrador Sea - southeastern half

Tonight and Friday. Outside the ice edge seas 3 to 4 metres subsiding to 2 to 3 this evening and to 1 to 2 late overnight.

Extended Forecast

Issued 04:00 PM NDT 19 June 2025
Saturday Wind northeast 25 knots increasing to northeast 25 to 35 in the morning.
Sunday Wind north 25 knots increasing to south 25 to 35.
Monday Wind northwest 25 knots.

Ice Forecast

Issued 10:00 AM EDT 19 June 2025 Today Tonight and Friday Bergy water except 2 tenths first-year ice including a trace of old ice in the extreme western section. 

[ Canadian Ice Service ]

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Map of Atlantic - Newfoundland marine weather areas Eskasoni (First Nations) Heath Point Bonavista Wreckhouse St.Paul Island Winterland Branch Hill Twillingate Stephenville Airport Burgeo St. Lawrence St. John's Int'l Airport St. Anthony Airport Grates Cove Cape Race Grand Étang Sagona Island North Mountain Port aux Basques Ingonish Beach La Scie Ferolle Point Englee Daniel's Harbour Corner Brook Cartwright Airport East Point West Chedabucto Bay – 44489 Blanc-Sablon Airport East Chedabucto Bay – 44488 Cap Whittle Chevery Banquereau - 44139 Charlottetown Airport Mary's Harbour North Cape Natashquan Airport Argentia J.A. Douglas McCurdy Sydney Airport Berry Hill Long Pond Îles de la Madeleine Airport Miscou Island Marticot Island Pool's Island
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land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 19 June 2025 Today Tonight and Friday

Ice Edge

Ice edge estimated from Labrador near 5335N 5602W to 5507N 5416W to 5641N 5710W to 6200N 5930W then northeastward. Sea ice north then west of the ice edge.

Ice Coverage

Bergy water except 2 tenths first-year ice including a trace of old ice in the extreme western section.

 

Iceberg Bulletin

Issued 2:30 PM EDT 19 June 2025

Iceberg Limit

Iceberg limit at 0000 UTC 20 Jun estimated from Newfoundland near 4655N 5555W to 4500N 5525W to 4345N 4700W to 4555N 4140W to 4925N 4300W to 5745N 5405W then eastward.

Iceberg Count

Unknown number of icebergs.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 4:00 PM NDT 19 June 2025 Tonight and Friday At 4:00 p.m. NDT today low 995 mb located southeast of Labrador Sea.
By 9:30 p.m. NDT tonight departing low 999 mb located south of
Greenland.

At 9:30 p.m. NDT tonight low 998 mb located northeast of the
Great Lakes.
By 9:30 p.m. NDT Friday low 993 mb located near the Gaspe Peninsula.

At 4:00 p.m. NDT today building ridge located over Quebec.
By 4:00 p.m. NDT Friday ridge located over Labrador Sea.

Marine Weather Statement

Issued 3:57 PM NDT 19 June 2025 A low pressure system southeast of the Labrador Sea will move
eastward and depart south of Greenland this evening. Strong to gale
force easterlies north of the low will diminish tonight as the low
departs.

Another low pressure system approaching Atlantic Canada from the
Great Lakes will lie near the Gaspé Peninsula by Friday evening.
Gale force northeasterlies will develop over Lake Melville late
Friday north of the low.

Marine interests are advised that gale warnings are in effect for
East Labrador Sea and Lake Melville.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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