1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
12:00 UTC 13, NOVEMBER 2026.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
1302/2026 LOW 966HPA NORTHER BELLINGSHAUSEN SEA MOV E DEEPENING PROVOKES WINDS FORCE 8 FROM SECTOR W WITH GUST IN 60S-64S 80W-70W UNTIL 14/0000
1303/2026 STRONG BARIC GRADIENT SOUTHERN PORTION OF DRAKE STRAIT MAR DE LA FLOTA COASTS GERLACHE STRAIT MOV E DEEPENING WILL PROVOKE WINDS FORCE 8 FROM SECTOR W WITH GUST IN 60S-65S 70W-50W FROM 13/2100 UNTIL 14/0600
1304/2026 STRONG BARIC GRADIENT SOUTHERN PORTION OF DRAKE STRAIT MOV E WEAKENING WILL PROVOKE WINDS FORCE 8 FROM SW WITH GUST IN 60S-62S 50W-40W FROM 14/0900 UNTIL 14/1800
PART 2 GENERAL SYNOPSIS AT 09:00UTC
LOW 964HPA 64S 72W MOV E DPN
LOW 963HPA 71S 78W MOV E NC
RIDGE 63S 60W 62S 58W 61S 54W MOV E NC
RIDGE 62S 37W 62S 39W 67S 41W MOV E NC
121400 UTC 1.SEA ICE LIMIT 5409S 02000W 5352S 02618W 5441S 03217W 5704S 03757W 5916S 04317W 6131S 04814W 6256S 05247W 6221S 05654W 6231S 06033W 6400S 06337W 6506S 06559W 6528S 06716W 2.ICEBERGS GREATER THAN 10NM A81 5532S 03431W 28X25NM D33B 5516S 04001W 21X12NM D35 5945S 04338W 15X6 NM A83 5856S 04902W 12X7NM A85 5600S 04552W 10X3NM ICEBERG1 5604S 04558W 10X3NM 3.ICEBERGS SMALLER THAN 10NM D32 5641S 03953W 9X6NM ICEBERG2 5057S 03815W 3X1NM ICEBERG3 5713S 04501W 5X3NM ICEBERG4 5506S 04133W 2X1NM ICEBERG5 5809S 04522W 6X2NM ICEBERG6 6004S 04217W 2X1NM ICEBERG7 6003S 05021W 4X1NM ICEBERG8 6120S 06016W 4X1NM ICEBERG9 6143S 05358W 4X3NM ICEBERG10 5537S 03558W 2X1NM ICEBERG11 5454S 04450W 3X1NM ICEBERG12 6008S 04413W 6X2NM ICEBERG13 5943S 04118W 5X3NM ICEBERG14 6148S 05358W 5X3NM 4.ICEBERGS AREA A5442S 02000W 4900S 02000W 4621S 03500W 5752S 03500W B5752S 03500W 4621S 03500W 4954S 04500W 6040S 04500W C6040S 04500W 4954S 04500W 6057S 06716W 6751S 06716W
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-11-14
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: NW 6/7 WITH GUSTS INCR SW 8/7 WITH GUSTS BY 13/2100 AFTERWARDS NW 7/6 WITH GUSTS BY 14/0600 PROB OF MIST PROB OFINTERMITTENT RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER DURING THE EVENING VIS MODERATE OCNL POOR
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: NW 5/6 WITH GUSTS INCR SECTOR W 6/7 WITH GUSTS BY 14/0300 AFTERWARDS SECTOR W 8/7 WITH GUSTS BY 14/0900 PROB OF MIST PROB OFMOD RAIN AND SNOW MIXTURE WORSENING STARTING EARLY MORNING VIS MODERATE TO POOR
MAR DE LA FLOTA COASTS W OF 60W: SECTOR N 6/5 WITH GUSTS INCR SW 8/7 WITH GUSTS BY 13/2100 AFTERWARDS SECTOR W 6/5 WITH GUSTS BY 14/0600 PROB OF MIST PROB OFINTERMITTENT RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER STARTING EVENING VIS MODERATE OCNL POOR
MAR DE LA FLOTA COASTS REST OF THE AREA: NW 5/6 WITH GUSTS BACK SECTOR W 4/5 BY 14/0000 AFTERWARDS SW 6/7 WITH GUSTS BY 14/0900 PROB OF MIST PROB OFMOD SNOW FALL WORSENING STARTING EARLY MORNING VIS MODERATE TO POOR
GERLACHE STRAIT : NE 4/5 VEER SW 8/7 WITH GUSTS BY 13/2100 AFTERWARDS SECTOR W 5/4 BY 14/0600 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE EARLY MORNING VIS MODERATE OCNL POOR
MARGARITA BAY : SECTOR N 3/4 BACK SECTOR S 5/4 BY 13/2100 PROB OF INTERMITTENT SNOW FALL IMPR TOWARDS THE END OF THE PERIOD VIS MODERATE
EREBUS Y TERROR GULF : SECTOR N 4/5 VEER SECTOR E 4/5 BY 13/2100 AFTERWARDS SECTOR S 6/5 WITH GUSTS BY 14/0300 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING STARTING THE MIDDLE OF THE PERIOD VIS GOOD TO MODERATE
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA W OF 80W: SECTOR W 6/5 INCR SECTOR W 6/7 WITH GUSTS BY 13/2100 AFTERWARDS SECTOR W 5/4 BY 14/0600 PROB OF MIST PROB OFSCT RAIN AND SNOW MIXTURE IMPR GRADUALLY TOWARDS THE END OF THE PERIOD VIS MODERATE TO GOOD
NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR W 8/7 WITH GUSTS DECR SECTOR W 6/7 BY 14/0000 AFTERWARDS SW 6/5 WITH GUSTS BY 14/0900 PROB OF MIST PROB OFMOD RAIN AND SNOW MIXTURE IMPR STARTING THE MIDDLE OF THE PERIOD VIS MODERATE TO GOOD
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SECTOR W 5/4 BACK SW 4/3 BY 14/0000 AFTERWARDS SW 5/4 BY 14/0900 PROB OF SCT SNOW FALL IMPR STARTING THE MIDDLE OF THE PERIOD VIS MODERATE TO GOOD
NORTHERN WEDDELL SEA W OF 35W: SECTOR W 4/3 INCR SECTOR N 5/4 BY 13/2100 AFTERWARDS SECTOR E 5/4 BY 14/0900 PROB OF MIST PROB OFINTERMITTENT RAIN AND SNOW MIXTURE WORSENING STARTING NOON VIS GOOD TO MODERATE
NORTHERN WEDDELL SEA REST OF THE AREA: SECTOR S 5/6 WITH GUSTS VEER SECTOR W 4/3 BY 14/0000 AFTERWARDS NE 5/4 BY 14/0900 PROB OF SCT RAIN AND SNOW MIXTURE WORSENING TOWARDS THE END OF THE PERIOD VIS GOOD TO MODERATE
SOUTHERN WEDDELL SEA (68-78S 20-60W): SECTOR S 3 BACK SECTOR E 3 BY 14/0300 PROB OF SCT SNOW FALL IMPR STARTING THE MIDDLE OF THE PERIOD VIS MODERATE TO GOOD=
1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2026-11-13, 12:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 479: STRONG BARIC GRADIENT WILL PROVOKE WINDS FORCE 8 FROM SECTOR W WITH
GUST IN SOUTH WEST AREA (50S- 60S AND 40W- 60W) FROM 13/2100
WARNING 476: STRONG BARIC GRADIENT PROVOKES WINDS FORCE 8 FROM SECTOR W WITH
GUST IN DRAKE AREA (55S- 60S AND 60W- 67W)
PART 2 GENERAL SYNOPSIS AT 09:00UTC
HIGH 1029HPA 44S 53W MOV NE NC EXP 41S 38W BY 14/1200
CFNT AT 45S 21W 40S 27W 36S 38W MOV E
121400 UTC 1.SEA ICE LIMIT 5409S 02000W 5352S 02618W 5441S 03217W 5704S 03757W
5916S 04317W 6131S 04814W 6256S 05247W 6221S 05654W 6231S 06033W 6400S 06337W
6506S 06559W 6528S 06716W 2.ICEBERGS GREATER THAN 10NM A81 5532S 03431W 28X25NM
D33B 5516S 04001W 21X12NM D35 5945S 04338W 15X6 NM A83 5856S 04902W 12X7NM A85
5600S 04552W 10X3NM ICEBERG1 5604S 04558W 10X3NM 3.ICEBERGS SMALLER THAN 10NM
D32 5641S 03953W 9X6NM ICEBERG2 5057S 03815W 3X1NM ICEBERG3 5713S 04501W 5X3NM
ICEBERG4 5506S 04133W 2X1NM ICEBERG5 5809S 04522W 6X2NM ICEBERG6 6004S 04217W
2X1NM ICEBERG7 6003S 05021W 4X1NM ICEBERG8 6120S 06016W 4X1NM ICEBERG9 6143S
05358W 4X3NM ICEBERG10 5537S 03558W 2X1NM ICEBERG11 5454S 04450W 3X1NM ICEBERG12
6008S 04413W 6X2NM ICEBERG13 5943S 04118W 5X3NM ICEBERG14 6148S 05358W 5X3NM
4.ICEBERGS AREA A5442S 02000W 4900S 02000W 4621S 03500W 5752S 03500W B5752S
03500W 4621S 03500W 4954S 04500W 6040S 04500W C6040S 04500W 4954S 04500W 6057S
06716W 6751S 06716W
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-11-14
COASTAL AREAS:
INNER RIO DE LA PLATA: SECTOR E 3/4 PROB OF STORMS TOWARDS THE END OF THE PERIOD
VIS GOOD TO MODERATE OCNL POOR
OUTER RIO DE LA PLATA: SECTOR E 3/4 PROB OF STORMS TOWARDS THE END OF THE PERIOD
VIS GOOD TO MODERATE OCNL POOR
URUGUAY SOUTH EAST COASTS: SECTOR E 4/5 PROB OF SH RAIN VIS MODERATE TO POOR
MAR DEL PLATA COASTS(3617S - 3830S): SECTOR E 4/5 WITH GUSTS PROB OF RAIN
STORMS TOWARDS NIGTH VIS MODERATE TO POOR
RINCON BAHIA BLANCA COASTS(3830S - 41S): SECTOR E 5/6 WITH GUSTS PROB OF RAIN
STORMS VIS MODERATE TO POOR
PENINSULA DE VALDES COASTS(41S - 45S): SECTOR E 4/5 WITH GUSTS PROB OF ISOL
RAIN VIS MODERATE
GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR N 3/4 VIS GOOD
SOUTH PATAGONIA COASTS(48S - 54S): SECTOR W 5/6 WITH GUSTS VIS GOOD OCNL
MODERATE
FIN DEL MUNDO COASTS(54S - 55S): SECTOR W 4/5 WITH GUSTS VIS GOOD
ISLAS MALVINAS COASTS: SECTOR W 5/6 WITH GUSTS VIS MODERATE
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 40W: NW 5/6 WITH GUSTS BACK SECTOR S BY
13/1800 PROB OF ISOL RAIN VIS GOOD OCNL MODERATE
REST OF THE AREA: SECTOR E 4/5 PROB OF SH RAIN VIS GOOD OCNL MODERATE
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) N OF 45S: SECTOR W 5/6 WITH GUSTS VEER
S 4/5 WITH GUSTS BY 14/0000 PROB OF ISOL RAIN VIS MODERATE
REST OF THE AREA: SECTOR W 6/7 WITH GUSTS VIS MODERATE TO POOR
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) N OF 45S: SECTOR E 4/5 WITH GUSTS BACK
SECTOR N WITH GUSTS BY 14/0900 VIS GOOD
REST OF THE AREA: SECTOR W 5/6 WITH GUSTS VIS MODERATE
SOUTH EAST AREA (50S- 60S AND 20W- 40W): SECTOR W 6/7 GUST WITH 8 INTENSITY PROB
OF SH RAIN VIS POOR OCNL VERY POOR
SOUTH WEST AREA (50S- 60S AND 40W- 60W): SECTOR W 6/7 GUST WITH 8 INTENSITY INCR
8 WITH GUSTS BY 13/2100 PROB OF ISOL RAIN VIS VERY POOR TO POOR
DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR W 8 WITH GUSTS PROB OF ISOL RAIN VIS
VERY POOR
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