1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
12:00 UTC 01, FEBRUARY 2026.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
107/2026 STRONG BARIC GRADIENT NORTHER BELLINGSHAUSEN SEA MOV NE WEAKENING WILL PROVOKE WINDS FORCE 8 FROM SW WITH GUST IN 60S-65S 90W-80W FROM 01/1800 UNTIL 02/2300
PART 2 GENERAL SYNOPSIS AT 09:00UTC
LOW 965HPA 71S 45W MOV NE NC
TROUGH 65S 65W 63S 65W 60S 67W MOV E WKN
LOW 983HPA 68S 67W MOV E WKN
311400 UTC 1.SEA ICE LIMIT 7203S 02000W 6159S 02723W 6658S 02931W 6054S 03852W 6139S 04457W 6024S 04736W 6217S 05407W 6311S 05735W 6403S 06101W 6424S 06256W 6604S 06549W 6655S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5045S 04021W 26X22NM A23J 5216S 04119W 11X8NM A77 5043S 02629W 27X4NM A76C 5943S 03758W 16X7NM B15AB 5733S 03425W 10X4NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 5014S 03754W 6X1NM ICEBERG2 5226S 03938W 6X2NM ICEBERG3 5154S 03607W 2X1NM ICEBERG4 5546S 03206W 5X1NM ICEBERG5 5155S 04041W 4X1NM ICEBERG6 5101S 03933W 5X2NM ICEBERG7 5917S 03504W 5X2NM ICEBERG8 5223S 04126W 8X3NM ICEBERG9 5217S 04110W 4X2NM ICEBERG10 4826S 02601W 4X1NM ICEBERG11 4924S 04106W 3X1NM ICEBERG12 4946S 03735W 6X1NM ICEBERG13 5143S 04001W 3X1NM ICEBERG14 4832S 02601W 3X1NM ICEBERG15 6040S 05158W 5X4NM 4.ICEBERGS AREA A 6145S 02000W 4500S 02000W 4500S 03500W 6108S 03840W B 6108S 03840W 4725S 03550W 4825S 04350W 6105S 05020W C 7000S 02000W 6200S 02000W 6245S 02840W 7027S 02645W D 6105S 05020W 5740S 04700W 6300S 06716W 6655S 06716W
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-02-2
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SW 6/6 WITH GUSTS INCR SW 7 WITH GUSTS BY 2/0000 PROB OF MIST PROB OFISOL RAIN IMPR DURING THE EARLY MORNING VIS MODERATE OCNL GOOD
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SECTOR W 7/6 WITH GUSTS DECR SW 5/4 BY 01/2100 PROB OF MIST PROB OFISOL DRIZZLE RAIN WORSENING DURING THE EVENING VIS GOOD TO MODERATE
MAR DE LA FLOTA COASTS W OF 60W: SW 5/6 WITH GUSTS INCR SW 7 WITH GUSTS BY 2/0000 PROB OF MIST PROB OFISOL RAIN IMPR DURING THE EARLY MORNING VIS MODERATE OCNL GOOD
MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR W 7/6 WITH GUSTS DECR SW 5 BY 01/2100 PROB OF MIST PROB OFISOL DRIZZLE RAIN WORSENING TOWARDS NIGTH VIS GOOD TO MODERATE
GERLACHE STRAIT : SW 3/4 VEER SECTOR W 4/5 BY 01/1800 PROB OF FOG AND MIST IN PATCHES PROB OF RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER DURING THE EARLY MORNING VIS MODERATE TO VERY POOR
MARGARITA BAY : SW 4/3 VEER NW 4/3 BY 2/0000 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER TOWARDS THE END OF THE PERIOD VIS MODERATE TO GOOD
EREBUS Y TERROR GULF : SW 4/5 INCR SW 5/6 BY 01/1800 PROB OF FOG AND MIST IN PATCHES WORSENING DURING THE EARLY MORNING VIS GOOD TO MODERATE OCNL VERY POOR
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA N OF 66 - W OF 80W: SW 7/8 WITH GUSTS DECR SW 6/5 BY 2/1800 PROB OF MIST PROB OFMOD DRIZZLE RAIN IMPR DURING THE EARLY MORNING VIS POOR TO MODERATE OCNL GOOD
NORTHER BELLINGSHAUSEN SEA N OF 66 - E OF 80W: SW 7/6 WITH GUSTS DECR SW 5 BY 01/2100 PROB OF MIST PROB OFSCT SH IMPR DURING THE EVENING VIS POOR TO MODERATE OCNL GOOD
NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SW 4/5 VEER SECTOR W 5 BY 2/0300 PROB OF MIST PROB OFISOL SNOW FALL IMPR TOWARDS NOON VIS MODERATE TO GOOD
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SW 4/5 VEER SECTOR W 5 BY 2/0300 PROB OF MIST PROB OFISOL SNOW FALL IMPR TOWARDS NOON VIS MODERATE TO GOOD
NORTHERN WEDDELL SEA N OF 64S: SECTOR W 7/6 WITH GUSTS BACK SECTOR W 6/5 BY 2/0300 PROB OF MIST PROB OFISOL RAIN IMPR TOWARDS NIGTH VIS POOR TO MODERATE OCNL GOOD
NORTHERN WEDDELL SEA REST OF THE AREA: SECTOR W 4/5 BACK SW 6 BY 2/0000 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING DURING THE EVENING VIS MODERATE TO POOR
SOUTHERN WEDDELL SEA (68-78S 20-60W): SE 5/4 WITH GUSTS VEER SECTOR S 4 BY 01/0300 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER TOWARDS THE END OF THE PERIOD VIS POOR TO MODERATE
1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2026-02-01, 12:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 47: STRONG BARIC GRADIENT PROVOKES WINDS FORCE 8 WITH GUST BETWEEN
50S-55S AND 20W-40W
WARNING 46: STRONG BARIC GRADIENT PROVOKES WINDS FORCE 8 FROM NE WITH GUST
BETWEEN 35S-40S AND 35W-30W
PART 2 GENERAL SYNOPSIS AT 09:00UTC
311400 UTC 1.SEA ICE LIMIT 7203S 02000W 6159S 02723W 6658S 02931W 6054S 03852W
6139S 04457W 6024S 04736W 6217S 05407W 6311S 05735W 6403S 06101W 6424S 06256W
6604S 06549W 6655S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5045S 04021W 26X22NM
A23J 5216S 04119W 11X8NM A77 5043S 02629W 27X4NM A76C 5943S 03758W 16X7NM B15AB
5733S 03425W 10X4NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 5014S 03754W 6X1NM
ICEBERG2 5226S 03938W 6X2NM ICEBERG3 5154S 03607W 2X1NM ICEBERG4 5546S 03206W
5X1NM ICEBERG5 5155S 04041W 4X1NM ICEBERG6 5101S 03933W 5X2NM ICEBERG7 5917S
03504W 5X2NM ICEBERG8 5223S 04126W 8X3NM ICEBERG9 5217S 04110W 4X2NM ICEBERG10
4826S 02601W 4X1NM ICEBERG11 4924S 04106W 3X1NM ICEBERG12 4946S 03735W 6X1NM
ICEBERG13 5143S 04001W 3X1NM ICEBERG14 4832S 02601W 3X1NM ICEBERG15 6040S 05158W
5X4NM 4.ICEBERGS AREA A 6145S 02000W 4500S 02000W 4500S 03500W 6108S 03840W B
6108S 03840W 4725S 03550W 4825S 04350W 6105S 05020W C 7000S 02000W 6200S 02000W
6245S 02840W 7027S 02645W D 6105S 05020W 5740S 04700W 6300S 06716W 6655S
06716W
HIGH 1016HPA 46S 67W MOV E WKN
LOW 993HPA 53S 43W MOV SE DPN EXTENDS CFNT AT 53S 43W 47S 52W 41S 63W MOV E
HIGH 1024HPA 28S 21W MOV E WKN
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-02-2
COASTAL AREAS:
INNER RIO DE LA PLATA: SECTOR S 3/4 BACK SECTOR N 4/5 BY 01/2100 FOG MIST
DISSIPATING VIS MODERATE TO GOOD
OUTER RIO DE LA PLATA: SECTOR S 3/4 BACK SECTOR N 4/5 BY 01/2100 FOG MIST
DISSIPATING VIS MODERATE TO GOOD
URUGUAY SOUTH EAST COASTS: SECTOR S 3/4 BACK SECTOR N 4/5 BY 01/2100 FOG MIST
DISSIPATING VIS MODERATE TO GOOD
MAR DEL PLATA COASTS(3617S - 3830S): SECTOR N 3/4 INCR 5/6 WITH GUSTS BY
2/0300 FOG MIST DISSIPATING PROB OFISOL RAIN VIS MODERATE OCNL POOR
RINCON BAHIA BLANCA COASTS(3830S - 41S): SECTOR S 3/4 BACK SECTOR N 5/6 WITH
GUSTS BY 2/0300 STORMS IMPR TOWARDS THE END OF THE PERIOD VIS MODERATE OCNL
POOR
PENINSULA DE VALDES COASTS(41S - 45S): SECTOR S 5 WITH GUSTS BACK SECTOR N
WITH GUSTS BY 2/0300 PROB OF RAIN STORMS DURING THE EARLY MORNING VIS POOR TO
MODERATE
GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR E 3/4 BACK SECTOR N 5/6 WITH
GUSTS BY 2/0600 PROB OF SH RAIN DURING THE EARLY MORNING VIS GOOD TO MODERATE
OCNL POOR
SOUTH PATAGONIA COASTS(48S - 54S): VRB 3 BACK SECTOR N 5/6 WITH GUSTS BY
2/0000 PROB OF SH RAIN DURING THE EARLY MORNING VIS GOOD TO MODERATE OCNL POOR
FIN DEL MUNDO COASTS(54S - 55S): SECTOR W 5/6 WITH GUSTS PROB OF ISOL RAIN VIS
MODERATE OCNL POOR
ISLAS MALVINAS COASTS: SECTOR W 5/6 WITH GUSTS PROB OF SH RAIN DURING THE EARLY
MORNING VIS MODERATE OCNL POOR
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 40W: NW 8 WITH GUSTS BACK SECTOR N WITH
GUSTS BY 2/0300 PROB OF SH RAIN VIS VERY POOR
REST OF THE AREA: SECTOR S 4/5 WITH GUSTS PROB OF ISOL RAIN VIS GOOD OCNL
MODERATE
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) N OF 45S: SECTOR N 3/4 INCR 6/7 GUST
WITH 8 INTENSITY BY 2/0600 PROB OF SH RAIN VIS GOOD TO POOR
REST OF THE AREA: NW 5/6 WITH GUSTS PROB OF SH RAIN VIS GOOD TO MODERATE OCNL
POOR
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) N OF 45S: VRB 3/4 BACK SECTOR N 5 WITH
GUSTS BY 2/1200 PROB OF SH RAIN STARTING EARLY MORNING VIS GOOD TO MODERATE OCNL
POOR
REST OF THE AREA: SECTOR S 4/5 WITH GUSTS VEER SECTOR W BY 2/0000 PROB OF SH
RAIN DURING THE EARLY MORNING VIS GOOD TO MODERATE OCNL POOR
SOUTH EAST AREA (50S- 60S AND 20W- 40W) N OF 55S: NW 8 WITH GUSTS BACK SECTOR W
4/5 BY 2/0600 PROB OF ISOL RAIN VIS VERY POOR TO MODERATE
REST OF THE AREA: SECTOR W 3/4 INCR 5 BY 2/0000 INCR 6/7 GUST WITH 8 INTENSITY
BY 2/0900 PROB OF SH RAIN VIS GOOD TO POOR OCNL VERY POOR
SOUTH WEST AREA (50S- 60S AND 40W- 60W): SECTOR W 5/6 WITH GUSTS TEMPO VEER NW
6/7 GUST WITH 8 INTENSITY BY 2/0300 PROB OF ISOL RAIN VIS MODERATE OCNL POOR
DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR W 6/7 GUST WITH 8 INTENSITY BACK SW
5/6 WITH GUSTS BY 01/2100 PROB OF ISOL RAIN VIS POOR
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