1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2026-11-09, 12:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 470: STRONG BARIC GRADIENT WILL PROVOKE WINDS FORCE 8 FROM SECTOR W WITH
GUST BETWEEN 45S-50S 20W-40W FROM 10/0000
WARNING 469: STRONG BARIC GRADIENT WILL PROVOKE WINDS FORCE 8 FROM SECTOR W
BETWEEN 55S-60S AND 20W-40W FROM 10/0300
PART 2 GENERAL SYNOPSIS AT 09:00UTC
HIGH 1029HPA 35S 51W MOV E DPN
081400 UTC 1.SEA ICE LIMIT 5318S 02000W 5350S 02618W 5354S 03218W 5747S 03758W
5839S 04316W 6030S 04814W 6238S 05247W 6120S 05655W 6211S 06032W 6349S 06337W
6508S 06558W 6527S 06716W 2.ICEBERGS GREATER THAN 10NM A81 5542S 03451W 28X25NM
D33B 5512S 04140W 21X12NM D35 6001S 04440W 15X6 NM A83 5913S 04933W 12X7NM A85
5622S 04518W 10X3NM ICEBERG1 5604S 04558W 10X3NM 3.ICEBERGS SMALLER THAN 10NM
D32 5644S 04006W 9X6NM D33C 6149S 05403W 5X3NM ICEBERG2 5101S 03832W 3X1NM
ICEBERG3 5741S 04615W 5X3NM ICEBERG4 5517S 04137W 2X1NM ICEBERG5 5803S 04441W
6X2NM ICEBERG6 5952S 04304W 2X1NM ICEBERG7 6003S 05021W 4X1NM ICEBERG8 6137S
06038W 4X1NM ICEBERG9 6157S 05414W 4X3NM ICEBERG10 5533S 03523W 2X1NM ICEBERG11
5606S 04543W 3X1NM ICEBERG12 6013S 04428W 6X2NM 4.ICEBERGS AREA A5423S 02000W
4600S 02000W 4600S 03900W 5857S 03859W B5857S 03859W 4900S 03900W 5500S 05500W
6311S 05459W C6311S 05459W 5600S 05500W 6100S 06716W 6600S 06716W
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-11-10
COASTAL AREAS:
INNER RIO DE LA PLATA: SECTOR N 3/4 VIS GOOD
OUTER RIO DE LA PLATA: SECTOR N 3/4 VIS GOOD
URUGUAY SOUTH EAST COASTS: SECTOR N 4/5 VIS GOOD
MAR DEL PLATA COASTS(3617S - 3830S): SECTOR N 5/6 WITH GUSTS VIS GOOD TO
MODERATE
RINCON BAHIA BLANCA COASTS(3830S - 41S): SECTOR N 5/6 WITH GUSTS VIS GOOD TO
MODERATE
PENINSULA DE VALDES COASTS(41S - 45S): SECTOR N 5/6 WITH GUSTS VIS GOOD TO
MODERATE
GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR N 4/5 VIS GOOD
SOUTH PATAGONIA COASTS(48S - 54S): SECTOR N 4/5 WITH GUSTS BACK SECTOR W 5/6
BY 10/0000 VIS GOOD TO MODERATE
FIN DEL MUNDO COASTS(54S - 55S): SECTOR W 5/6 WITH GUSTS INCR 6/7 BY 10/0000
PROB OF SH RAIN DURING THE NIGTH VIS MODERATE TO POOR
ISLAS MALVINAS COASTS: SECTOR W 4/5 WITH GUSTS VIS GOOD
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 40W: SECTOR S 4/5 WITH GUSTS VEER SECTOR
W BY 10/0300 VIS GOOD
REST OF THE AREA: SECTOR W 4/5 VEER SECTOR N BY 10/0300 VIS GOOD
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) N OF 45S: SECTOR W 4/5 WITH GUSTS INCR
5/6 BY 10/0000 VIS GOOD TO MODERATE
REST OF THE AREA: SECTOR W 6/7 WITH GUSTS INCR 8 BY 10/0000 PROB OF ISOL RAIN
VIS VERY POOR TO POOR
CENTRAL WEST AREA (40S- 50S AND 40W- 60W): SECTOR W 6/7 VIS MODERATE TO POOR
SOUTH EAST AREA (50S- 60S AND 20W- 40W) N OF 55S: SECTOR W 6/7 GUST WITH 8
INTENSITY PROB OF SH RAIN VIS VERY POOR TO POOR
REST OF THE AREA: SECTOR W 6/7 GUST WITH 8 INTENSITY INCR SECTOR W 8 BY 10/0300
PROB OF SH RAIN VIS VERY POOR TO POOR
SOUTH WEST AREA (50S- 60S AND 40W- 60W): SECTOR W 6/7 GUST WITH 8 INTENSITY PROB
OF SH RAIN VIS VERY POOR TO POOR
DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR W 6/7 PROB OF SH RAIN VIS POOR OCNL
VERY POOR
-----------------------------------------------------------------
NNNN=
1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
12:00 UTC 09, NOVEMBER 2026.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
1283/2026 STRONG BARIC GRADIENT MAR DE LA FLOTA COASTS MOV NE DEEPENING PROVOKES WINDS FORCE 8 FROM SECTOR W WITH GUST IN 62S-64S 65W-55W UNTIL 09/2100
1284/2026 LOW 949HPA GERLACHE STRAIT MOV NE DEEPENING PROVOKES WINDS FORCE 9 FROM SECTOR S WITH GUST IN 63S-66S 55W-50W UNTIL 09/2100
1285/2026 LOW 945HPA NORTHERN WEDDELL SEA MOV NE DEEPENING WILL PROVOKE WINDS FORCE 8 FROM SW WITH GUST IN 60S-63S 50W-35W FROM 09/1500 UNTIL 10/0300
PART 2 GENERAL SYNOPSIS AT 09:00UTC
RIDGE 65S 74W 63S 71W 61S 71W MOV E NC
LOW 958HPA 66S 50W MOV NE DPN
LOW 957HPA 61S 41W MOV E WKN
081400 UTC 1.SEA ICE LIMIT 5318S 02000W 5350S 02618W 5354S 03218W 5747S 03758W 5839S 04316W 6030S 04814W 6238S 05247W 6120S 05655W 6211S 06032W 6349S 06337W 6508S 06558W 6527S 06716W 2.ICEBERGS GREATER THAN 10NM A81 5542S 03451W 28X25NM D33B 5512S 04140W 21X12NM D35 6001S 04440W 15X6 NM A83 5913S 04933W 12X7NM A85 5622S 04518W 10X3NM ICEBERG1 5604S 04558W 10X3NM 3.ICEBERGS SMALLER THAN 10NM D32 5644S 04006W 9X6NM D33C 6149S 05403W 5X3NM ICEBERG2 5101S 03832W 3X1NM ICEBERG3 5741S 04615W 5X3NM ICEBERG4 5517S 04137W 2X1NM ICEBERG5 5803S 04441W 6X2NM ICEBERG6 5952S 04304W 2X1NM ICEBERG7 6003S 05021W 4X1NM ICEBERG8 6137S 06038W 4X1NM ICEBERG9 6157S 05414W 4X3NM ICEBERG10 5533S 03523W 2X1NM ICEBERG11 5606S 04543W 3X1NM ICEBERG12 6013S 04428W 6X2NM 4.ICEBERGS AREA A5423S 02000W 4600S 02000W 4600S 03900W 5857S 03859W B5857S 03859W 4900S 03900W 5500S 05500W 6311S 05459W C6311S 05459W 5600S 05500W 6100S 06716W 6600S 06716W
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-11-10
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SE 6/5 WITH GUSTS VEER SECTOR N 5/4 BY 09/2100 AFTERWARDS SECTOR N 5/6 WITH GUSTS BY 10/0600 PROB OF MIST PROB OFINTERMITTENT RAIN AND SNOW MIXTURE WORSENING TOWARDS THE END OF THE PERIOD VIS GOOD TO MODERATE
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SW 7/6 WITH GUSTS VEER NW 4/5 BY 10/0300 PROB OF MIST PROB OFISOL SNOW FALL IMPR STARTING NOON VIS MODERATE TO GOOD
MAR DE LA FLOTA COASTS W OF 60W: SW 5/6 WITH GUSTS VEER NW 4/3 BY 09/2100 AFTERWARDS NE 6/5 WITH GUSTS BY 10/0600 PROB OF MIST PROB OFINTERMITTENT RAIN AND SNOW MIXTURE WORSENING STARTING EARLY MORNING VIS GOOD TO MODERATE
MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR W 8/7 WITH GUSTS DECR SW 6/5 WITH GUSTS BY 09/2100 AFTERWARDS SECTOR W 5/4 BY 10/0600 PROB OF MIST PROB OFINTERMITTENT SNOW FALL IMPR STARTING EVENING VIS MODERATE TO GOOD
GERLACHE STRAIT : SECTOR W 5/4 VEER SECTOR N 4/3 BY 10/0000 AFTERWARDS NE 6/5 WITH GUSTS BY 10/0900 PROB OF ISOL MIST RAIN AND SNOW MIXTURE IMPR DURING THE MORNING PROB OFMOD SNOW FALL WORSENING TOWARDS THE END OF THE PERIOD VIS MODERATE OCNL GOOD
MARGARITA BAY : SECTOR W 4/3 VEER SECTOR N 4/3 BY 09/2100 AFTERWARDS SECTOR E 5/6 WITH GUSTS BY 10/0900 PROB OF MIST PROB OFISOL SNOW FALL IMPR STARTING NOON VIS MODERATE TO GOOD
EREBUS Y TERROR GULF : SW 9/8 WITH GUSTS DECR SW 5/4 BY 09/2100 AFTERWARDS NE 3/4 BY 09/0900 PROB OF SNOW FALL IMPR STARTING NOON VIS MODERATE TO GOOD OCNL POOR
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA N OF 63S: NW 4/5 INCR SECTOR N 6/5 WITH GUSTS BY 10/0000 AFTERWARDS NW 6/7 WITH GUSTS BY 10/0900 PROB OF MIST PROB OFINTERMITTENT RAIN AND SNOW MIXTURE WORSENING STARTING NOON VIS MODERATE OCNL GOOD
NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR N 4/3 INCR SECTOR E 5/6 WITH GUSTS BY 09/0000 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING STARTING EVENING VIS GOOD TO MODERATE
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): NW 4/3 VEER NE 5/4 BY 10/0300 AFTERWARDS SECTOR E 5/6 WITH GUSTS BY 10/0900 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS MODERATE TO POOR
NORTHERN WEDDELL SEA W OF 35W: SW 6/7 WITH GUSTS INCR SW 8/7 WITH GUSTS BY 09/1800 AFTERWARDS SW 5/6 WITH GUSTS BY 10/0900 PROB OF MIST PROB OFMOD RAIN AND SNOW MIXTURE IMPR GRADUALLY STARTING THE MIDDLE OF THE PERIOD VIS MODERATE TO POOR
NORTHERN WEDDELL SEA REST OF THE AREA: SECTOR N 4/3 VEER SECTOR E 5/6 WITH GUSTS BY 10/0300 AFTERWARDS SE 5/6 WITH GUSTS BY 10/0900 PROB OF MIST PROB OFSCT SNOW FALL WORSENING STARTING EVENING VIS MODERATE TO POOR
SOUTHERN WEDDELL SEA (68-78S 20-60W): SECTOR E 5/6 WITH GUSTS DECR SECTOR E 5/4 BY 10/0000 AFTERWARDS SECTOR E 4/3 BY 10/0900 PROB OF MIST PROB OFSCT SNOW FALL IMPR TOWARDS THE END OF THE PERIOD VIS MODERATE OCNL GOOD=