1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
00:00 UTC 11, NOVEMBER 2026.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
1289/2026 LOW 951HPA NORTHER BELLINGSHAUSEN SEA MOV NE WEAKENING WILL PROVOKE WINDS FORCE 8 FROM SW WITH GUST IN 60S-63S 80W-70W FROM 11/0300 UNTIL 11/2100
1290/2026 LOW 958HPA GERLACHE STRAIT MOV NE WEAKENING WILL PROVOKE WINDS FORCE 8 FROM SW WITH GUST IN 64S-66S 60W-55W FROM 11/1200 UNTIL 12/0300
PART 2 GENERAL SYNOPSIS AT 21:00UTC
LOW 951HPA 65S 77W MOV NE WKN
RIDGE 62S 64W 61S 63W 60S 62W MOV E NC
RIDGE 61S 42W 64S 43W 66S 44W MOV E NC
LOW 971HPA 73S 49W NOT MOV WKN
101400 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 5538S 03439W 28X25NM D33B 5501S 04100W 21X12NM D35 5951S 04419W 15X6 NM A83 5901S 04919W 12X7NM A85 5604S 04533W 10X3NM ICEBERG1 5604S 04558W 10X3NM 3.ICEBERGS SMALLER THAN 10NM D32 5636S 03956W 9X6NM ICEBERG2 5059S 03836W 3X1NM ICEBERG3 5723S 04540W 5X3NM ICEBERG4 5515S 04145W 2X1NM ICEBERG5 5808S 04518W 6X2NM ICEBERG6 6004S 04217W 2X1NM ICEBERG7 6003S 05021W 4X1NM ICEBERG8 6124S 06013W 4X1NM ICEBERG9 6145S 05346W 4X3NM ICEBERG10 5533S 03523W 2X1NM ICEBERG11 5606S 04543W 3X1NM ICEBERG12 6011S 04421W 6X2NM ICEBERG13 5944S 04121W 5X3NM ICEBERG14 6142S 05355W 5X3NM 4.ICEBERGS AREA A5500S 02000W 5000S 02000W 5800S 03500W 4600S 03500W B6500S 05600W 5500S 05400W 5800S 03500W 4600S 03500W C6500S 05600W 5500S 05400W 6000S 06716W 6600S 06716W
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2026-11-12
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: NW 5/6 WITH GUSTS BACK SECTOR W 6/7 WITH GUSTS BY 11/0900 AFTERWARDS SW 6/7 WITH GUSTS BY 11/2100 PROB OF MIST PROB OFSCT RAIN AND SNOW MIXTURE IMPR GRADUALLY TOWARDS THE END OF THE PERIOD VIS MODERATE OCNL POOR
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: NW 5/6 WITH GUSTS DECR SECTOR W 4/5 BY 11/0900 AFTERWARDS SECTOR W 5/6 WITH GUSTS BY 11/2100 PROB OF MIST PROB OFINTERMITTENT RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER DURING THE MORNING VIS MODERATE OCNL GOOD
MAR DE LA FLOTA COASTS W OF 60W: NW 4/5 VEER SECTOR W 3/4 BY 11/1200 AFTERWARDS SW 6/10 WITH GUSTS BY 11/2100 PROB OF MIST PROB OFSCT SNOW FALL WORSENING STARTING EVENING VIS MODERATE TO GOOD
MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR N 5/6 WITH GUSTS BACK SECTOR W 4/3 BY 11/0900 AFTERWARDS SW 5/6 WITH GUSTS BY 11/2100 PROB OF MIST PROB OFSCT SNOW FALL SPELLS OF GOOD WEATHER DURING THE MORNING VIS MODERATE OCNL GOOD
GERLACHE STRAIT : NW 3/4 DECR SECTOR E 3 BY 11/0900 AFTERWARDS SECTOR S 4/5 BY 11/1800 PROB OF SCT SNOW FALL IMPR STARTING EARLY MORNING VIS MODERATE TO GOOD
MARGARITA BAY : SECTOR E 5/4 VEER SECTOR S 3/4 BY 11/1200 AFTERWARDS SW 5/6 WITH GUSTS BY 11/2100 PROB OF MIST PROB OFSCT SNOW FALL IMPR STARTING EARLY MORNING VIS MODERATE TO GOOD
EREBUS Y TERROR GULF W OF 55W: SW 6/5 WITH GUSTS INCR SW 8/7 WITH GUSTS BY 11/1200 PROB OF MIST PROB OFSCT SNOW FALL SPELLS OF GOOD WEATHER DURING THE MORNING VIS MODERATE OCNL POOR
EREBUS Y TERROR GULF REST OF THE AREA: NE 6/5 WITH GUSTS VEER SECTOR E 6/7 WITH GUSTS BY 11/1200 AFTERWARDS SECTOR S 5/6 WITH GUSTS BY 11/2100 PROB OF MIST PROB OFSCT SNOW FALL IMPR TOWARDS THE END OF THE PERIOD VIS MODERATE OCNL GOOD
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA W OF 80W: SW 6/7 WITH GUSTS VEER SECTOR W 5/6 WITH GUSTS BY 11/1200 AFTERWARDS NW 6/7 WITH GUSTS BY 11/2100 PROB OF SCT MIST SNOW FALL IMPR DURING THE MORNING PROB OFMOD RAIN AND SNOW MIXTURE WORSENING STARTING EVENING VIS MODERATE OCNL POOR
NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR W 6/5 WITH GUSTS INCR SW 8/7 WITH GUSTS BY 11/0900 AFTERWARDS SECTOR W 5/6 WITH GUSTS BY 11/2100 PROB OF MIST PROB OFSCT SNOW FALL IMPR STARTING NOON VIS MODERATE TO GOOD
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SE 5/6 WITH GUSTS VEER SECTOR S 5/4 BY 11/0900 AFTERWARDS NW 5/4 BY 11/2100 PROB OF SCT SNOW FALL SPELLS OF GOOD WEATHER STARTING NOON VIS MODERATE
NORTHERN WEDDELL SEA W OF 35W: NW 3/4 INCR SECTOR N 5/4 BY 11/0900 AFTERWARDS NE 5/4 BY 11/1800 PROB OF MIST PROB OFINTERMITTENT RAIN AND SNOW MIXTURE WORSENING STARTING EARLY MORNING VIS MODERATE
NORTHERN WEDDELL SEA REST OF THE AREA: SECTOR S 3/4 VEER NW 3/4 BY 11/1200 PROB OF MIST PROB OFINTERMITTENT RAIN AND SNOW MIXTURE WORSENING STARTING EVENING VIS GOOD TO MODERATE
SOUTHERN WEDDELL SEA (68-78S 20-60W): SECTOR E 3/4 BACK NE 3/4 BY 11/1500 PROB OF SCT SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS MODERATE OCNL GOOD=
1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2026-11-11, 00:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 472: STRONG BARIC GRADIENT WILL PROVOKE WINDS FORCE 8 FROM SECTOR W WITH
GUST IN SOUTH PATAGONIA COASTS FIN DEL MUNDO COASTS DRAKE AREA (55S- 60S AND
60W- 67W) FROM 11/1800
WARNING 471: STRONG BARIC GRADIENT PROVOKES WINDS FORCE 8 FROM SECTOR W WITH
GUST IN FIN DEL MUNDO COASTS DRAKE AREA (55S- 60S AND 60W- 67W) UNTIL 11/1200
WARNING 470: STRONG BARIC GRADIENT PROVOKES WINDS FORCE 8 FROM SECTOR W WITH
GUST BETWEEN 45S-60S AND 20W-30W UNTIL 11/0900
PART 2 GENERAL SYNOPSIS AT 21:00UTC
101400 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 5538S 03439W 28X25NM
D33B 5501S 04100W 21X12NM D35 5951S 04419W 15X6 NM A83 5901S 04919W 12X7NM A85
5604S 04533W 10X3NM ICEBERG1 5604S 04558W 10X3NM 3.ICEBERGS SMALLER THAN 10NM
D32 5636S 03956W 9X6NM ICEBERG2 5059S 03836W 3X1NM ICEBERG3 5723S 04540W 5X3NM
ICEBERG4 5515S 04145W 2X1NM ICEBERG5 5808S 04518W 6X2NM ICEBERG6 6004S 04217W
2X1NM ICEBERG7 6003S 05021W 4X1NM ICEBERG8 6124S 06013W 4X1NM ICEBERG9 6145S
05346W 4X3NM ICEBERG10 5533S 03523W 2X1NM ICEBERG11 5606S 04543W 3X1NM ICEBERG12
6011S 04421W 6X2NM ICEBERG13 5944S 04121W 5X3NM ICEBERG14 6142S 05355W 5X3NM
4.ICEBERGS AREA A5500S 02000W 5000S 02000W 5800S 03500W 4600S 03500W B6500S
05600W 5500S 05400W 5800S 03500W 4600S 03500W C6500S 05600W 5500S 05400W 6000S
06716W 6600S 06716W
LOW 957HPA 59S 23W MOV SE WKN
HIGH 1032HPA 35S 35W
CFNT AT 47S 53W 44S 57W 40S 61W MOV NE
CFNT AT 59S 61W 57S 63W 56S 65W MOV NE
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2026-11-12
COASTAL AREAS:
INNER RIO DE LA PLATA: SECTOR N 4 VEER SECTOR E 4 BY 11/1800 PROB OF SH STARTING
EARLY MORNING VIS GOOD TO MODERATE
OUTER RIO DE LA PLATA: SECTOR N 4/3 PROB OF ISOL RAIN STARTING EARLY MORNING VIS
GOOD OCNL MODERATE
URUGUAY SOUTH EAST COASTS: SECTOR N 5 WITH GUSTS DECR 4 BY 11/1500 PROB OF ISOL
SH RAIN STARTING EARLY MORNING VIS GOOD TO MODERATE
MAR DEL PLATA COASTS(3617S - 3830S): SECTOR N 5/4 WITH GUSTS UNSTABLE IMPR
STARTING EVENING VIS GOOD OCNL MODERATE
RINCON BAHIA BLANCA COASTS(3830S - 41S): NW 5/4 WITH GUSTS VEER SE 4 BY
11/2100 PROB OF SH DURING THE NIGTH NEXT IMPR VIS GOOD OCNL MODERATE
PENINSULA DE VALDES COASTS(41S - 45S): NW 4/5 WITH GUSTS BACK SECTOR W 3/5
WITH GUSTS BY 11/0600 BACK VRB 3 BY 11/1800 VIS GOOD
GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR W 5/6 BACK SE 6/7 GUST WITH 8
INTENSITY BY 11/2100 VIS GOOD TO MODERATE
SOUTH PATAGONIA COASTS(48S - 54S) N OF 51S: SECTOR W 5 WITH GUSTS BACK SE 5/6
WITH GUSTS BY 11/1200 PROB OF ISOL RAIN DURING THE EVENING VIS MODERATE OCNL
GOOD
SOUTH PATAGONIA COASTS(48S - 54S) REST OF THE AREA: SECTOR W 5/6 WITH GUSTS
INCR 6/7 GUST WITH 8 INTENSITY BY 11/0600 INCR 7/8 WITH GUSTS BY 11/1800 PROB OF
ISOL RAIN VIS MODERATE TO POOR
FIN DEL MUNDO COASTS(54S - 55S): SECTOR W 8/7 WITH GUSTS DECR 7/6 GUST WITH 8
INTENSITY BY 11/1200 INCR 7/8 WITH GUSTS BY 11/1800 PROB OF ISOL SH RAIN VIS
POOR
ISLAS MALVINAS COASTS: SECTOR W 5/6 WITH GUSTS BACK SW 6/7 GUST WITH 8 INTENSITY
BY 11/1800 PROB OF ISOL SH RAIN STARTING EVENING VIS MODERATE OCNL POOR
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 40W: SECTOR W 5 WITH GUSTS VIS GOOD
REST OF THE AREA: NW 4/5 WITH GUSTS UNSTABLE TOWARDS THE END OF THE PERIOD VIS
GOOD OCNL MODERATE
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) N OF 45 - E OF 30W: SECTOR W 6/7 GUST
WITH 8 INTENSITY DECR 6/5 WITH GUSTS BY 11/1800 VIS MODERATE OCNL POOR
S OF 45 - E OF 30W: SECTOR W 8/7 WITH GUSTS DECR 6/5 WITH GUSTS BY 11/0900 PROB
OF ISOL RAIN VIS MODERATE OCNL POOR
REST OF THE AREA: SECTOR W 7/6 GUST WITH 8 INTENSITY PROB OF ISOL RAIN VIS
MODERATE OCNL POOR
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) E OF 50W: NW 7/6 GUST WITH 8 INTENSITY
DECR 6/5 WITH GUSTS BY 11/1500 PROB OF ISOL SH RAIN VIS MODERATE OCNL POOR
N OF 45 - W OF 50W: NW 6/5 WITH GUSTS BACK SECTOR S 5 WITH GUSTS BY 11/2100
UNSTABLE TOWARDS THE END OF THE PERIOD VIS GOOD TO MODERATE
REST OF THE AREA: NW 5 WITH GUSTS BACK SW 6/7 GUST WITH 8 INTENSITY BY 11/2100
PROB OF SH RAIN TOWARDS THE END OF THE PERIOD VIS GOOD TO MODERATE
SOUTH EAST AREA (50S- 60S AND 20W- 40W) E OF 30W: SECTOR W 8/7 WITH GUSTS DECR
6/5 WITH GUSTS BY 11/0900 PROB OF ISOL RAIN VIS POOR TO MODERATE
REST OF THE AREA: SECTOR W 7/6 GUST WITH 8 INTENSITY DECR 5/5 WITH GUSTS BY
11/0600 VEER NW 6/7 GUST WITH 8 INTENSITY BY 11/1200 PROB OF ISOL RAIN VIS POOR
OCNL MODERATE
SOUTH WEST AREA (50S- 60S AND 40W- 60W) E OF 50W: NW 5/6 WITH GUSTS INCR 6/7
GUST WITH 8 INTENSITY BY 11/0900 PROB OF ISOL RAIN VIS MODERATE OCNL POOR
REST OF THE AREA: NW 6/7 GUST WITH 8 INTENSITY BACK SECTOR W 6/7 GUST WITH 8
INTENSITY BY 11/0900 PROB OF SH RAIN VIS POOR OCNL MODERATE
DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR W 8/7 WITH GUSTS DECR 7 GUST WITH 8
INTENSITY BY 11/1200 INCR 7/8 WITH GUSTS BY 11/1800 PROB OF SH RAIN VIS POOR
OCNL MODERATE
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