South Labrador Sea
Forecast
Marine Forecast
Issued 04:00 AM NDT 18 April 2026
Today Tonight and Sunday.
Gale warning in effect.
Wind northwest 35 knots except northwest 25 over northwestern sections. Wind diminishing to northwest 20 this afternoon then backing to southwest 15 to 20 this evening. Wind backing to south 25 late overnight. Wind south 25 Sunday.
Flurries ending this afternoon. Flurries beginning overnight and changing to showers near noon Sunday and ending Sunday afternoon. Visibility 1 mile or less in flurries.
Freezing spray warning in effect.
Over open water freezing spray over western sections today.
Temperatures minus 7 to zero rising to plus 2 Sunday morning.
Waves
Extended Forecast
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 17 April 2026 Today Tonight and SaturdayIce Edge
Ice edge estimated from Newfoundland near 4745N 5243W to 4446N 4722Wto 4638N 4624W to 5530N 5230W to 5700N 5600W to 6045N 5800W to 6200N
5700W then northeastward. Sea ice north then 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 2:40 PM EDT 17 April 2026Iceberg Limit
Iceberg limit at 0000 UTC 18 Apr estimated from Newfoundland near4655N 5400W to 4500N 5200W to 4440N 4710W to 4630N 4415W to 5000N
4425W to 5305N 4755W to 5900N 5500W to 6015N 5245W to 5830N 5000W
then eastward.
Iceberg Count
Unknown number of icebergs.Warnings
Warnings (In effect)
Gale warning in effect
South Labrador Sea
Issued 04:00 AM NDT 18 April 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 04:00 AM NDT 18 April 2026Moderate 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 4:00 AM NDT 18 April 2026 Today Tonight and Sunday At 4:00 a.m. NDT today trough located east of the Marine District.By 9:30 p.m. NDT tonight departing trough located southeast of
Greenland.
At 9:30 a.m. NDT today trough located on a line east-west over
northern Quebec.
By 9:30 a.m. NDT Sunday trough located on a line east-west over
the Northwest Labrador Sea.
At 4:00 a.m. NDT today ridge located over western Labrador.
By 4:00 a.m. NDT Sunday ridge located from the Grand Banks to
Labrador Sea.
Marine Weather Statement
Issued 3:59 AM NDT 18 April 2026 A trough of low pressure east of the marine district will move to liesoutheast of Greenland by this evening. Strong to gale force
northwesterlies will gradually diminish today as the trough moves
away.
Marine interests are advised that gale warnings are in effect for
North Labrador Coast - north of Saglek and the Labrador Sea.
Marine interests are also advised that freezing spray warnings are in
effect for the Labrador Sea.
Atlantic - Newfoundland Area
- Anticosti - eastern half
- Anticosti - western half
- Banquereau
- Belle Isle Bank
- Bras d'Or Lakes
- Cabot Strait - northern half
- Cabot Strait - southern half
- Chaleur - Miscou
- Eastern Shore
- East Coast - Cape St. Francis and south
- East Coast - north of Cape St. Francis
- Fourchu
- Funk Island Bank
- Gulf - Magdalen
- Gulf - Port au Port
- Lake Melville
- Laurentian Fan
- Mid Labrador Coast
- Northeast Coast - Cape St. John and south
- Northeast Coast - north of Cape St. John
- Northeast Gulf
- Northern Grand Banks
- Northumberland Strait - eastern half
- Northumberland Strait - western half
- Sable
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwest Coast
- South Coast
- South Labrador Coast
- South Labrador Sea
- Strait of Belle Isle - eastern half
- Strait of Belle Isle - western half
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