1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2026-11-9, 00:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 469: STRONG BARIC GRADIENT ON WILL PROVOKE WINDS FORCE 8 FROM SW BETWEEN
55S-60S 20W-55W FROM 09/1800
WARNING 468: STRONG BARIC GRADIENT ON WILL PROVOKE WINDS FORCE 8 FROM SECTOR W
WITH GUST IN SOUTH PATAGONIA COASTS FIN DEL MUNDO COASTS ISLAS MALVINAS COASTS
DRAKE AREA (55S- 60S AND 60W- 67W) SOUTHERN OF 50 FROM 09/1800
WARNING 466: STRONG BARIC GRADIENT ON PROVOKES WINDS FORCE 8 FROM SECTOR W WITH
GUST IN SOUTH PATAGONIA COASTS FIN DEL MUNDO COASTS ISLAS MALVINAS COASTS DRAKE
AREA (55S- 60S AND 60W- 67W) SOUTHERN OF 50 FROM 09/0300
PART 2 GENERAL SYNOPSIS AT 21:00UTC
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
HIGH 1023HPA 35S 53W MOV NE INTSF
CFNT AT 43S 34W 48S 27W 54S 25W MOV E
LOW 1002HPA 35S 28W MOV SE DPN EXTENDS OFNT AT
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 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 3/4 VIS GOOD
MAR DEL PLATA COASTS(3617S - 3830S): SECTOR N 4 INCR 5 WITH GUSTS BY 9/2100
VIS GOOD
RINCON BAHIA BLANCA COASTS(3830S - 41S): SECTOR N 4 INCR 5 WITH GUSTS BY
9/2100 VIS GOOD.
PENINSULA DE VALDES COASTS(41S - 45S): SECTOR N 6 WITH GUSTS VIS GOOD
GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR N 4 BACK VRB 3 BY 9/0900
AFTERWARDS SECTOR N 4 BY 9/1800 VIS GOOD
SOUTH PATAGONIA COASTS(48S - 54S) N OF 50S: VRB 4 VEER SECTOR N 4/5 BY 9/1200
VIS GOOD
SOUTH PATAGONIA COASTS(48S - 54S) REST OF THE AREA: SECTOR W 7 GUST WITH 8
INTENSITY VEER SECTOR N 5/4 BY 9/0600 BACK SECTOR W 8 WITH GUSTS BY 9/1800 PROB
OF RAIN STARTING EVENING VIS MODERATE TO POOR
FIN DEL MUNDO COASTS(54S - 55S): SECTOR W 8 DECR 5 BY 9/0600 INCR 8 WITH GUSTS
BY 9/1800 PROB OF RAIN VIS MODERATE TO POOR
ISLAS MALVINAS COASTS: SECTOR W 8 DECR 5 BY 9/0600 INCR 8 WITH GUSTS BY 9/1800
PROB OF RAIN STARTING EVENING VIS MODERATE TO POOR
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 40W: SECTOR S 5/4 WITH GUSTS PROB OF
RAIN STARTING EVENING IMPR VIS MODERATE TO GOOD
REST OF THE AREA: SECTOR W 4 VIS GOOD
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) N OF 45S: SECTOR S 4/5 VEER SECTOR W 5
WITH GUSTS BY 9/1200 LOW PROB OF ISOL RAIN VIS GOOD
REST OF THE AREA: SECTOR S 5 VEER NW 6/7 GUST WITH 8 INTENSITY BY 9/0900 PROB
OF RAIN VIS POOR
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) N OF 45S: NW 5 WITH GUSTS INCR 6/7
WITH GUSTS BY 9/0600 VIS GOOD TO MODERATE
REST OF THE AREA: NE 7/6 WITH GUSTS BACK SECTOR W 5/4 BY 9/1800 VIS MODERATE
SOUTH EAST AREA (50S- 60S AND 20W- 40W) N OF 55S: W 6 WITH GUSTS VEER NW 7 GUST
WITH 8 INTENSITY BY 9/0600 PROB OF RAIN AND SNOW MIXTURE VIS MODERATE TO POOR
REST OF THE AREA: W 6 WITH GUSTS VEER NW 7 GUST WITH 8 INTENSITY BY 9/0600 BACK
SW 8 WITH GUSTS BY 9/1800 PROB OF RAIN AND SNOW MIXTURE VIS VERY POOR TO POOR
SOUTH WEST AREA (50S- 60S AND 40W- 60W) N OF 55S: SECTOR W 7/6 WITH GUSTS PROB
OF ISOL RAIN VIS MODERATE TO GOOD
E OF 50 - S OF 55S: NW 7 GUST WITH 8 INTENSITY BACK SW 8 WITH GUSTS BY 9/1500
PROB OF RAIN AND SNOW MIXTURE STARTING EVENING IMPR VIS POOR TO MODERATE
REST OF THE AREA: SECTOR W 7/6 GUST WITH 8 INTENSITY PROB OF RAIN AND SNOW
MIXTURE VIS POOR TO MODERATE
DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR W 8 DECR 6 WITH GUSTS BY 9/0900 INCR
8 WITH GUSTS BY 9/2100 PROB OF RAIN AND SNOW MIXTURE VIS POOR
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1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
00:00 UTC 09, NOVEMBER 2026.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
1280/2026 STRONG BARIC GRADIENT MAR DE LA FLOTA COASTS MOV NE DEEPENING WILL PROVOKE WINDS FORCE 8 FROM SECTOR W WITH GUST IN 62S-64S 65W-55W FROM 09/0300 UNTIL 09/2100
1281/2026 LOW 949HPA GERLACHE STRAIT MOV NE DEEPENING WILL PROVOKE WINDS FORCE 8 FROM SECTOR S WITH GUST IN 63S-66S 55W-50W FROM 09/1200 UNTIL 09/2100
1282/2026 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 21:00UTC
RIDGE 60S 81W 62S 85W 64S 87W MOV E NC
LOW 950HPA 65S 58W MOV E DPN
RIDGE 66S 45W 65S 41W 62S 41W MOV E NC
LOW 953HPA 73S 50W NOT MOV 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 00:00 UTC VALID UNTIL 00:00 UTC 2026-11-10
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 80W: SW 4/5 INCR SW 5/6 WITH GUSTS BY 9/0900 AFTERWARDS SECTOR N 5/4 BY 9/2100 PROB OF MIST PROB OFISOL RAIN AND SNOW MIXTURE IMPR STARTING NOON VIS MODERATE TO GOOD
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SECTOR W 5/4 INCR SW 6/7 WITH GUSTS BY 9/0900 AFTERWARDS SECTOR W 6/5 WITH GUSTS BY 9/2100 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT RAIN AND SNOW MIXTURE IMPR STARTING NOON VIS POOR TO GOOD
MAR DE LA FLOTA COASTS W OF 60W: SW 6/7 WITH GUSTS INCR SECTOR W 8/7 WITH GUSTS BY 9/0300 AFTERWARDS NW 4/5 BY 9/1800 PROB OF MIST PROB OFISOL RAIN AND SNOW MIXTURE IMPR STARTING EARLY MORNING VIS MODERATE TO GOOD
MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR N 6/5 WITH GUSTS INCR SW 8/7 WITH GUSTS BY 9/0600 AFTERWARDS SW 6/5 WITH GUSTS BY 9/2100 PROB OF MIST PROB OFISOL SNOW FALL WORSENING DURING THE MORNING VIS GOOD TO MODERATE OCNL POOR
GERLACHE STRAIT : SW 6/5 WITH GUSTS BACK SECTOR W 4/5 BY 9/1200 AFTERWARDS NW 3/4 BY 9/2100 PROB OF MIST PROB OFSCT SNOW FALL SPELLS OF GOOD WEATHER STARTING EVENING VIS MODERATE OCNL POOR
MARGARITA BAY : SECTOR W 4/5 VEER NW 4/3 BY 9/1500 AFTERWARDS SECTOR N 3/4 BY 9/2100 PROB OF MIST PROB OFSCT SNOW FALL SPELLS OF GOOD WEATHER TOWARDS THE END OF THE PERIOD VIS MODERATE
EREBUS Y TERROR GULF : NE 5/6 WITH GUSTS VEER SECTOR S 7/8 BY 9/0900 AFTERWARDS SW 4/5 BY 9/2100 PROB OF MIST PROB OFSCT SNOW FALL WORSENING STARTING EARLY MORNING VIS MODERATE OCNL POOR
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA (60-66S 70-90W): SECTOR W 6/5 WITH GUSTS VEER NW 5/4 BY 9/1200 AFTERWARDS SECTOR N 5/6 BY 9/2100 PROB OF MIST PROB OFSCT RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER DURING THE EVENING VIS MODERATE OCNL POOR
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SECTOR W 5/6 WITH GUSTS VEER SECTOR N 4/3 BY 9/1200 AFTERWARDS NE 4/5 BY 9/2100 PROB OF MIST PROB OFSCT SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS MODERATE OCNL POOR
NORTHERN WEDDELL SEA W OF 35W: NW 4/5 INCR SECTOR W 6/7 WITH GUSTS BY 9/1500 AFTERWARDS SW 8/7 WITH GUSTS BY 9/1800 PROB OF MIST PROB OFSCT RAIN AND SNOW MIXTURE WORSENING STARTING NOON VIS MODERATE OCNL POOR
NORTHERN WEDDELL SEA REST OF THE AREA: SECTOR W 4/3 VEER SECTOR N 4/3 BY 9/1200 AFTERWARDS SECTOR E 5/6 WITH GUSTS BY 9/2100 PROB OF MIST PROB OFINTERMITTENT RAIN AND SNOW MIXTURE WORSENING STARTING EVENING VIS MODERATE OCNL POOR
SOUTHERN WEDDELL SEA (68-78S 20-60W): NE 6/7 WITH GUSTS VEER SECTOR E 5/6 WITH GUSTS BY 9/1800 AFTERWARDS SECTOR E 5/4 BY 9/2100 PROB OF SCT SNOW FALL IMPR GRADUALLY TOWARDS THE END OF THE PERIOD VIS MODERATE=