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South Labrador Sea

Warnings

Forecast

Marine Forecast

Issued 09:30 AM NDT 16 March 2026

Today Tonight and Tuesday.

Gale warning in effect.

Wind northwest 35 knots diminishing to northwest 25 near noon and to northwest 15 to 20 early this evening. Wind diminishing to variable 10 to 15 near midnight then increasing to southeast 25 early Tuesday morning. Wind increasing to southeast 35 to 45 near noon Tuesday then veering to south 45 Tuesday evening.

Flurries ending near midnight. Snow beginning Tuesday morning and becoming freezing rain or snow Tuesday afternoon then showers and fog patches Tuesday evening. Visibility 1 mile or less in snow and in fog patches.

Freezing spray warning in effect.

Over open water freezing spray ending near midnight. Freezing spray Tuesday morning.

Temperatures minus 12 to minus 4 rising to plus 6 Tuesday evening.

Waves

Issued 06:00 AM NDT 16 March 2026
Today Tonight and Tuesday. Outside the ice edge seas 3 to 5 metres becoming 2 to 3 near noon except 3 to 5 over southeastern sections today. Seas subsiding to 1 to 2 late overnight then building to 3 to 5 Tuesday morning.

Extended Forecast

Issued 04:00 AM NDT 16 March 2026
Wednesday Wind southwest 35 to 45 knots.
Thursday Wind west 35 knots diminishing to west 25.
Friday Wind south 15 knots.

Ice Forecast

Issued 10:00 AM EDT 15 March 2026 Today Tonight and Monday Bergy water except 5 tenths first-year ice including a trace of old ice in the western section. 

[ Canadian Ice Service ]

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

Ice Forecasts

Issued 10:00 AM EDT 15 March 2026 Today Tonight and Monday

Ice Edge

Ice edge estimated from Newfoundland near 4746N 5243W to 4946N 5209W
to 5102N 4857W to 5448N 5146W to 5641N 5608W to 6000N 5815W to 6159N
5721W then northeastward. Sea ice west of the ice edge.

Ice Coverage

Bergy water except 5 tenths first-year ice including a trace of old
ice in the western section.

 

Iceberg Bulletin

Issued 2:50 PM EDT 15 March 2026

Iceberg Limit

Iceberg limit at 0000 UTC 16 Mar estimated from Newfoundland near
4640N 5310W to 4555N 4840W to 4550N 4440W to 4815N 4300W to 5220N
4615W to 5650N 5345W to 5930N 5700W to 6120N 5400W to 5815N 4855W
then eastward.

Iceberg Count

Unknown number of icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

South Labrador Sea

Issued 09:30 AM NDT 16 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

South Labrador Sea

Issued 09:30 AM NDT 16 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 9:30 AM NDT 16 March 2026 Today Tonight and Tuesday At 9:30 a.m. NDT today trough located southeast of Labrador Sea.
By 4:00 p.m. NDT today departing trough located east of Belle
Isle Bank.

At 4:00 p.m. NDT today deepening low 985 mb located over southern
Ontario.
By 4:00 p.m. NDT Tuesday approaching low 955 mb located over
northern Quebec.

At 9:30 a.m. NDT today ridge located on a line northeast-southwest
over Labrador.
By 9:30 a.m. NDT Tuesday ridge located on a line northwest-southeast
over the East Labrador Sea.

Marine Weather Statement

Issued 9:19 AM NDT 16 March 2026 An intense trough of low pressure southeast of the Labrador Sea will
depart to the southeast today. Strong to gale force northwesterlies
behind the trough will diminish today as the low departs.

Meanwhile, a deepening low pressure system will approach the district
on Tuesday. Gale to storm force southerly to easterly winds will
develop over all waters ahead of this system.

Marine interests are advised that storm warnings are in effect for
North Labrador Coast - north of Saglek, Northwest Labrador Sea, and
East Labrador Sea. Gale warnings are in effect for all remaining
waters.

Marine interests are also advised that freezing spray warnings are in
effect for the Labrador Sea.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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