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South Labrador Sea - southeastern half

Warnings

Forecast

Marine Forecast

Issued 04:00 AM NDT 20 June 2025

Today Tonight and Saturday.

Gale warning in effect.

Wind northwest 10 to 15 knots veering to northeast 15 to 20 this morning then increasing to northeast 25 late overnight. Wind increasing to northeast 35 Saturday evening.

Rain tonight and Saturday.

Waves

Issued 06:00 AM NDT 20 June 2025
Today Tonight and Saturday. Outside the ice edge seas 1 to 2 metres building to 2 to 3 late overnight and to 3 to 5 near noon Saturday.

Extended Forecast

Issued 04:00 AM NDT 20 June 2025
Sunday Wind north 25 knots diminishing to variable 15 to 20 in the afternoon.
Monday Wind northwest 25 knots.
Tuesday Wind northwest 25 to 35 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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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

Warnings (In effect)

Gale warning in effect

South Labrador Sea - southeastern half

Issued 04:00 AM NDT 20 June 2025

'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.

Synopsis

Technical Marine Synopsis

Issued 4:00 AM NDT 20 June 2025 Today Tonight and Saturday At 4:00 a.m. NDT today low 997 mb located over southern Quebec.
By 4:00 a.m. NDT Saturday low 991 mb located over Anticosti Island.

At 4:00 a.m. NDT today building ridge located over Quebec.
By 4:00 p.m. NDT today quasi-stationary ridge located over
Labrador Sea.

Marine Weather Statement

Issued 4:00 AM NDT 20 June 2025 A low pressure system approaching Southern Quebec will reach
Anticosti Island by Saturday morning. Strong to gale force
northeasterlies will develop ahead of the low.

Marine interests are advised that gale warnings are in effect for
Lake Melville, South Labrador Coast, Mid Labrador Coast - Hopedale
and south, and South Labrador Sea - southeastern half.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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