1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2026-11-15, 00:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 480: STRONG BARIC GRADIENT MOV NE PROVOKES WINDS FORCE 8 FROM SECTOR W
WITH GUST IN SOUTH EAST AREA (50S- 60S AND 20W- 40W)
WARNING 479: STRONG BARIC GRADIENT MOV NE PROVOKES WINDS FORCE 8 FROM SECTOR W
WITH GUST IN SOUTH WEST AREA (50S- 60S AND 40W- 60W)
PART 2 GENERAL SYNOPSIS AT 21:00UTC
CFNT AT 54S 40W 54S 30W 60S 20W MOV E
STRONG BARIC GRADIENT ISLAS MALVINAS COASTS SOUTH EAST AREA (50S- 60S AND 20W-
40W) SOUTH WEST AREA (50S- 60S AND 40W- 60W) DRAKE AREA (55S- 60S AND 60W- 67W)
MOV NE
HIGH 1029HPA 40S 38W NOT MOV WKN EXTENDS RIDGE AT 44S 50W 50S 64W 60S 75W MOV
E
141400 UTC 1.SEA ICE LIMIT 5356S 02000W 5408S 02618W 5615S 03217W 5814S 03757W
5952S 04317W 6142S 04814W 6252S 05247W 6233S 05655W 6701S 06032W 6407S 06336W
6509S 06558W 6514S 06716W 2.ICEBERGS GREATER THAN 10NM A81 5523S 03422W 28X25NM
D33B 5503S 03846W 21X12NM D35 5950S 04310W 15X6 NM A83 5858S 04827W 12X7NM A85
5540S 04559W 10X3NM ICEBERG1 5604S 04558W 10X3NM 3.ICEBERGS SMALLER THAN 10NM
D32 5447S 03956W 9X6NM ICEBERG2 5105S 03748W 3X1NM ICEBERG3 5636S 04418W 5X3NM
ICEBERG4 5506S 04133W 2X1NM ICEBERG5 5808S 04526W 6X2NM ICEBERG6 5937S 04211W
2X1NM ICEBERG7 6118S 06003W 4X1NM ICEBERG8 6145S 05355W 4X3NM ICEBERG9 5537S
03558W 2X1NM ICEBERG10 5454S 04450W 3X1NM ICEBERG11 5959S 04356W 6X2NM ICEBERG12
5946S 04057W 5X3NM ICEBERG13 6143S 05418W 5X3NM 4.ICEBERGS AREA A5442S 02000W
5000S 02000W 4621S 03500W 5752S 03500W B5752S 03500W 4621S 03500W 4954S 04500W
6040S 04500W C6040S 04500W 4954S 04500W 6057S 06716W 6651S 06716W
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2026-11-16
COASTAL AREAS:
INNER RIO DE LA PLATA: SE 4/5 PROB OF ISOL MIST VIS GOOD OCNL MODERATE
OUTER RIO DE LA PLATA: SE 4/5 PROB OF ISOL MIST VIS GOOD OCNL MODERATE
URUGUAY SOUTH EAST COASTS: NE 4/5 VEER E 5 WITH GUSTS PROB OF ISOL RAIN DURING
THE EARLY MORNING IMPR PROB OFISOL MIST VIS GOOD OCNL MODERATE
MAR DEL PLATA COASTS(3617S - 3830S): SE 4 BACK NE 4/5 PROB OF ISOL FOG MIST
VIS MODERATE OCNL POOR
RINCON BAHIA BLANCA COASTS(3830S - 41S): SE 5/4 BACK NE 4/5 PROB OF ISOL FOG
MIST VIS MODERATE OCNL POOR
PENINSULA DE VALDES COASTS(41S - 45S): E 4 BACK NE 5/6 WITH GUSTS PROB OF ISOL
FOG MIST VIS MODERATE OCNL POOR TO GOOD
GOLFO DE SAN JORGE COASTS(45S - 48S): NE 5/6 WITH GUSTS PROB OF ISOL MIST VIS
GOOD OCNL MODERATE
SOUTH PATAGONIA COASTS(48S - 54S) N OF 50S: SECTOR N 5 WITH GUSTS VEER SE 4/12
PROB OF ISOL MIST VIS GOOD OCNL MODERATE
SOUTH PATAGONIA COASTS(48S - 54S) REST OF THE AREA: W 5 WITH GUSTS VEER VRB 4
PROB OF ISOL MIST UNSTABLE TOWARDS THE END OF THE PERIOD VIS GOOD OCNL
MODERATE
FIN DEL MUNDO COASTS(54S - 55S): SW 5/3 WITH GUSTS BACK SECTOR N 4 PROB OF
ISOL RAIN VIS MODERATE OCNL GOOD
ISLAS MALVINAS COASTS: W 6 WITH GUSTS BACK SW 4/3 BACK NE 3/4 LOW PROB OF ISOL
RAIN VIS GOOD OCNL MODERATE
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 40W: SE 5/4 VEER VRB 3/4 LOW PROB OF SH
DURING THE EARLY MORNING IMPR VIS GOOD OCNL MODERATE
REST OF THE AREA: NE 5 WITH GUSTS DECR PROB OF ISOL SH IMPR VIS MODERATE TO
GOOD
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) N OF 45S: SECTOR W 5 VEER NW 6/7 WITH
GUSTS WORSENING WITH PROB OF SH RAIN STARTING EVENING VIS GOOD TO MODERATE OCNL
POOR
REST OF THE AREA: NW 7/8 WITH GUSTS BACK SW 8 WITH GUSTS PROB OF SH RAIN VIS
MODERATE POOR
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) E OF 50 - N OF 45S: NW 4 BACK SECTOR W
5 WITH GUSTS VIS GOOD
W OF 50 - N OF 45S: VRB 4 BACK 4 VIS GOOD
E OF 50 - S OF 45S: SECTOR W 6/8 WITH GUSTS BACK SW 8/6 WITH GUSTS PROB OF ISOL
SH VIS MODERATE OCNL POOR
REST OF THE AREA: SECTOR W 5 WITH GUSTS DECR UNSTABLE TOWARDS THE END OF THE
PERIOD VIS GOOD OCNL MODERATE
SOUTH EAST AREA (50S- 60S AND 20W- 40W) E OF 30W: W 8 WITH GUSTS VEER NW 7/5
WITH GUSTS PROB OF SH VIS MODERATE OCNL POOR
REST OF THE AREA: W 8 WITH GUSTS VEER NW 8/7 WITH GUSTS TEMPO BACK SW 6/7 WITH
GUSTS PROB OF SH VIS MODERATE OCNL POOR
SOUTH WEST AREA (50S- 60S AND 40W- 60W) E OF 50W: W 8 WITH GUSTS BACK SW 8/6
WITH GUSTS PROB OF SH RAIN IMPR VIS POOR TO MODERATE
REST OF THE AREA: W 8 WITH GUSTS BACK SW 8/5 WITH GUSTS PROB OF SH IMPR
UNSTABLE TOWARDS THE END OF THE PERIOD VIS POOR TO MODERATE OCNL GOOD
DRAKE AREA (55S- 60S AND 60W- 67W): SW 6 WITH GUSTS DECR 3 VEER NW 5 WITH GUSTS
PROB OF HVY RAIN VIS MODERATE OCNL POOR
-----------------------------------------------------------------
NNNN=
1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
12:00 UTC 14, NOVEMBER 2026.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
1308/2026 LOW 966HPA NORTHER BELLINGSHAUSEN SEA MOV E DEEPENING PROVOKES WINDS FORCE 8 FROM SW WITH GUST IN 60S-64S 80W-70W UNTIL 14/1500
1309/2026 LOW NORTHERN WEDDELL SEA MOV N WEAKENING PROVOKES WINDS FORCE 8 FROM SW WITH GUST IN 60S-35S 50W-35W UNTIL 14/2100
PART 2 GENERAL SYNOPSIS AT 09:00UTC
RIDGE 61S 84W 63S 86W 65S 88W MOV E NC
TROUGH 60S 63W 61S 62W 63S 58W MOV NE NC
LOW 959HPA 63S 40W MOV E WKN
131400 UTC 1.SEA ICE LIMIT 5356S 02000W 5408S 02618W 5615S 03217W 5814S 03757W 5952S 04317W 6142S 04814W 6252S 05247W 6233S 05655W 6701S 06032W 6407S 06336W 6509S 06558W 6514S 06716W 2.ICEBERGS GREATER THAN 10NM A81 5526S 03426W 28X25NM D33B 5514S 03935W 21X12NM D35 5947S 04323W 15X6 NM A83 5858S 04827W 12X7NM A85 5557S 04555W 10X3NM ICEBERG1 5604S 04558W 10X3NM 3.ICEBERGS SMALLER THAN 10NM D32 5447S 03956W 9X6NM ICEBERG2 5057S 03815W 3X1NM ICEBERG3 5714S 04503W 5X3NM ICEBERG4 5506S 04133W 2X1NM ICEBERG5 5808S 04522W 6X2NM ICEBERG6 6004S 04217W 2X1NM ICEBERG7 6118S 06003W 4X1NM ICEBERG8 6145S 05355W 4X3NM ICEBERG9 5537S 03558W 2X1NM ICEBERG10 5454S 04450W 3X1NM ICEBERG11 5959S 04356W 6X2NM ICEBERG12 5947S 04108W 5X3NM ICEBERG13 6144S 05406W 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 2026-11-15
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SW 6/5 WITH GUSTS VEER SECTOR W 4/5 BY 15/0300 AFTERWARDS SECTOR N 3/4 BY 15/0900 PROB OF FOG AND MIST IN PATCHES PROB OFSCT SNOW FALL IMPR STARTING EVENING VIS POOR TO GOOD
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SW 6/7 WITH GUSTS BACK SECTOR S 6/5 WITH GUSTS BY 15/0000 AFTERWARDS SECTOR S 4/5 BY 15/0900 PROB OF FOG AND MIST IN PATCHES PROB OFSCT RAIN AND SNOW MIXTURE IMPR TOWARDS THE END OF THE PERIOD VIS POOR TO MODERATE
MAR DE LA FLOTA COASTS W OF 60W: SECTOR S 5/6 WITH GUSTS VEER SW 7/6 WITH GUSTS BY 14/2100 AFTERWARDS SW 4/3 BY 15/0900 PROB OF MIST PROB OFSCT SNOW FALL IMPR STARTING NOON VIS MODERATE TO GOOD
MAR DE LA FLOTA COASTS REST OF THE AREA: SW 6/7 WITH GUSTS BACK SECTOR S 7/6 WITH GUSTS BY 14/2100 AFTERWARDS SECTOR S 5/4 BY 15/0900 PROB OF FOG AND MIST IN PATCHES PROB OFSCT SNOW FALL IMPR STARTING EARLY MORNING VIS POOR TO MODERATE
GERLACHE STRAIT : SW 5/6 WITH GUSTS DECR SW 5/4 BY 15/0000 AFTERWARDS SECTOR W 3/4 BY 15/0900 PROB OF MIST PROB OFISOL SNOW FALL IMPR DURING THE MORNING VIS MODERATE TO GOOD
MARGARITA BAY : SW 5/4 DECR SECTOR S 3/4 BY 15/0300 PROB OF ISOL SNOW FALL IMPR DURING THE MORNING VIS MODERATE TO GOOD
EREBUS Y TERROR GULF : SECTOR S 7/6 WITH GUSTS DECR SECTOR S 5/4 BY 15/0300 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT SNOW FALL IMPR GRADUALLY STARTING THE MIDDLE OF THE PERIOD VIS POOR TO MODERATE OCNL GOOD
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA W OF 80W: SECTOR W 3/4 VEER SECTOR N 5/4 BY 14/2100 AFTERWARDS NE 5/6 WITH GUSTS BY 15/0600 PROB OF INTERMITTENT FOG AND MIST IN PATCHES WORSENING STARTING THE MIDDLE OF THE PERIOD VIS GOOD TO MODERATE
NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SW 8/7 WITH GUSTS DECR SECTOR W 5/4 BY 15/0000 AFTERWARDS NE 5/4 BY 15/0900 PROB OF ISOL MIST RAIN AND SNOW MIXTURE IMPR DURING THE MORNING PROB OFSCT RAIN WORSENING TOWARDS THE END OF THE PERIOD VIS MODERATE OCNL GOOD
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SW 5/6 WITH GUSTS VEER SECTOR N 4/4 BY 15/0000 PROB OF ISOL SNOW FALL IMPR DURING THE MORNING VIS MODERATE TO GOOD
NORTHERN WEDDELL SEA N OF 64S: SECTOR W 8/7 WITH GUSTS BACK SECTOR S 6/7 WITH GUSTS BY 15/0000 AFTERWARDS SECTOR S 5/4 BY 15/0900 PROB OF MIST PROB OFINTERMITTENT RAIN AND SNOW MIXTURE IMPR GRADUALLY TOWARDS THE END OF THE PERIOD VIS MODERATE OCNL GOOD
NORTHERN WEDDELL SEA REST OF THE AREA: SECTOR E 6/5 WITH GUSTS VEER SECTOR S 5/4 BY 15/0300 PROB OF SCT SNOW FALL IMPR STARTING NOON VIS MODERATE TO GOOD
SOUTHERN WEDDELL SEA (68-78S 20-60W): SECTOR S 3/4 INCR SECTOR S 4/5 BY 15/0300 VIS GOOD=