South Labrador Sea
Forecast
Marine Forecast
Issued 09:30 PM NDT 12 March 2026
Tonight and Friday.
Storm warning in effect.
Wind variable 10 to 15 knots except north 15 to 20 over northwestern sections. Wind increasing to north 25 late overnight and to north 35 Friday afternoon. Wind increasing to north 40 to 50 Friday evening.
Flurries. Visibility as low as 1 mile in flurries.
Freezing spray warning in effect.
Over open water freezing spray over northwestern sections late overnight and Friday.
Temperatures minus 12 to minus 4 rising to minus 6 to zero Friday 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 12 March 2026 Today Tonight and FridayIce Edge
First ice edge estimated from 4640N 5530W to 4628N 5339W toNewfoundland near 4638N 5314W. Sea ice north of the ice edge.
Second ice edge estimated from Newfoundland near 4746N 5243W to
4845N 5230W to 5001N 5302W to 5141N 4911W to 5500N 5130W to 5700N
5600W 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 in the western section. 7
tenths first-year ice including a trace of old ice in the
northwestern section.
Iceberg Bulletin
Issued 2:53 PM EDT 12 March 2026Iceberg Limit
Iceberg limit at 0000 UTC 13 Mar estimated from Newfoundland near4640N 5310W to 4520N 4930W to 4555N 4410W to 4815N 4300W to 5220N
4615W to 5650N 5345W to 5930N 5700W to 6120N 5400W to 5825N 4900W
then eastward.
Iceberg Count
Unknown number of icebergs.Warnings
Warnings (In effect)
Storm warning in effect
South Labrador Sea
Issued 9:30 PM NDT 12 March 2026'Storm' force winds of 48 to 63 knots are 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.
Freezing spray warning in effect
South Labrador Sea
Issued 9:30 PM NDT 12 March 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 9:30 PM NDT 12 March 2026 Tonight and Friday At 9:30 p.m. NDT tonight deepening low 993 mb located over theGulf of St. Lawrence.
By 9:30 p.m. NDT Friday low 963 mb located over Belle Isle Bank.
At 9:30 p.m. NDT tonight ridge located from Makkovik to Belle
Isle Bank.
By 4:00 p.m. NDT Friday departing ridge located southeast of the
East Labrador Sea.
Marine Weather Statement
Issued 9:28 PM NDT 12 March 2026 A deepening low pressure system will approach the marine districtfrom the southwest on Friday. Gale to storm force northerlies to
northeasterlies will shift to northwesterlies as the low passes south
of the district Friday night.
Marine interests are advised that storm warnings are in effect for
South Labrador Coast and South Labrador Sea. A gale warning is in
effect for Mid Labrador Coast.
Marine interests are also advised that freezing spray warnings are in
effect for the Labrador Sea.
Arctic - Eastern Arctic Area
- Admiralty
- Arviat - eastern half
- Arviat - western half
- Baker
- Barrow
- Boothia
- Byam
- Central Brevoort - northern half
- Central Brevoort - southern half
- Central - eastern half
- Central - western half
- Clarence - northern half
- Clarence - southern half
- Coats - northern half
- Coats - southern half
- Committee
- Cumberland
- East Baffin - northern half
- East Baffin - southern half
- East Brevoort - northern half
- East Brevoort - southern half
- East Clyde - northern half
- East Clyde - southern half
- East Davis - northern half
- East Davis - southern half
- East Foxe
- East Labrador Sea
- Eureka - southern half
- Frobisher Bay
- Hassel
- Igloolik
- Jones - eastern half
- Jones - western half
- Kane - southern half
- Lancaster - eastern half
- Lancaster - western half
- Larsen
- Maclean
- Massey
- Maud
- McClintock
- Mid Labrador Coast
- Navy Board
- Northwest Labrador Sea
- North Labrador Coast - north of Saglek
- North Labrador Coast - Saglek and south
- Norwegian
- Nottingham - eastern half
- Nottingham - western half
- Peary
- Peel
- Pond
- Prince Charles
- Puvirnituq - northern half
- Puvirnituq - southern half
- Queens
- Rae
- Rankin - northern half
- Rankin - southern half
- Regent
- Resolution - eastern half
- Resolution - western half
- Roes Welcome - northern half
- Roes Welcome - southern half
- South Labrador Sea
- South Sverdrup
- South-central Hudson - eastern half
- St. Roch
- Ungava - eastern half
- Ungava - western half
- West Baffin - northern half
- West Baffin - southern half
- West Brevoort - northern half
- West Brevoort - southern half
- West Clyde - northern half
- West Clyde - southern half
- West Davis - northern half
- West Davis - southern half
- West Foxe
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