1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
12:00 UTC 06, OCTOBER 2026.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 448: LOW 988HPA AT 43S 24W MOV E DEEPENING PROVOKES WINDS FORCE 8 AROUND
ITSELF WITH GUST BETWEEN 35S-45S AND 20W-35W UNTIL 06/2100
PART 2 GENERAL SYNOPSIS AT 09:00UTC
LOW 988HPA 43S 24W MOV E DPN EXTENDS CFNT43S 21W 32S 28W 24S 46W MOV E
LOW 1003HPA 52S 44W MOV E WKN EXTENDS CFNT52S 41W 40S 48W MOV E
HIGH 1022HPA 33S 46W MOV E INTSF EXP 33S 37W BY 07/1200
HIGH 1018HPA 59S 61W MOV NE NC
061400 UTC 1.SEA ICE LIMIT 5435S 02000W 5341S 02617W 5617S 03218W 5648S 03757W
5721S 04317W 5908S 04813W 6128S 05247W 6234S 05655W 6217S 06033W 5929S 06336W
5949S 06559W 6112S 06716W 2.ICEBERGS GREATER THAN 10NM A81 5512S 04104W 28X25NM
D33B 5802S 04806W 21X12NM A83 6032S 05131W 12X7NM A85 5850S 05050W 10X3NM
ICEBERG1 5829S 05001W 10X3NM 3.ICEBERGS SMALLER THAN 10NM D32 5623S 03844W 9X6NM
D33C 6158S 05413W 9X5NM ICEBERG2 5450S 04131W 5X3NM ICEBERG3 5927S 04601W 5X3NM
ICEBERG4 5506S 04621W 4X3NM ICEBERG5 5627S 04452W 3X1NM ICEBERG6 5838S 05029W
3X2NM ICEBERG7 5903S 04828W 2X1NM ICEBERG8 5845S 04952W 6X2NM 4.ICEBERGS AREA
A5527S 02000W 5000S 02000W 5000S 04000W 5706S 04159W B5706S 04159W 5000S 04000W
5800S 06600W 6052S 06600W
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-10-7
COASTAL AREAS:
INNER RIO DE LA PLATA: SECTOR N 4 VEER SECTOR E 5 WITH GUSTS PROB OF RAIN STORMS
STARTING EARLY MORNING VIS GOOD TO MODERATE OCNL POOR
OUTER RIO DE LA PLATA: SECTOR N 4 VEER SECTOR E 5 WITH GUSTS PROB OF RAIN STORMS
STARTING EARLY MORNING VIS GOOD TO MODERATE
URUGUAY SOUTH EAST COASTS: SECTOR E 4/5 WITH GUSTS PROB OF ISOL RAIN STORMS
STARTING EARLY MORNING VIS GOOD TO MODERATE OCNL POOR
MAR DEL PLATA COASTS(3617S - 3830S): SECTOR N 4 VEER SECTOR E 5 WITH GUSTS LOW
PROB OF ISOL INTERMITTENT RAIN PROB OF MIST TOWARDS MORNING VIS MODERATE OCNL
GOOD
RINCON BAHIA BLANCA COASTS(3830S - 41S): SECTOR E 4/6 WITH GUSTS PROB OF SH
RAIN SPELLS OF GOOD WEATHER VIS MODERATE
PENINSULA DE VALDES COASTS(41S - 45S): SECTOR E 4/6 WITH GUSTS LOW PROB OF
ISOL INTERMITTENT RAIN PROB OF MIST TOWARDS MORNING VIS MODERATE OCNL GOOD
GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR S 4 WITH GUSTS BACK SECTOR N PROB
OF INTERMITTENT MIST DRIZZLE STARTING EVENING VIS MODERATE
SOUTH PATAGONIA COASTS(48S - 54S): SECTOR S 4/5 WITH GUSTS BACK SECTOR N 4
PROB OF SH NEXT IMPR DURING THE EVENING PROB OF MIST DURING THE MORNING VIS
MODERATE OCNL GOOD
FIN DEL MUNDO COASTS(54S - 55S): VRB 4 BACK SECTOR W 5 WITH GUSTS MIST TOWARDS
MORNING NEXT DISSIPATING PROB OFISOL RAIN NEXT RAIN AND SNOW MIXTURE STARTING
NIGTH VIS MODERATE
ISLAS MALVINAS COASTS: SECTOR S 5 WITH GUSTS PROB OF INTERMITTENT SH VIS
MODERATE
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 35W: SW 8 WITH GUSTS VEER SECTOR W 6
WITH GUSTS PROB OF ISOL SH RAIN SPELLS OF GOOD WEATHER VIS POOR TO MODERATE
NORTH AREA (35S- 40S AND 20W- 55W) REST OF THE AREA: SECTOR W 6/5 WITH GUSTS
VEER VRB LOW PROB OF ISOL RAIN PROB OF MIST TOWARDS MORNING VIS MODERATE
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) E OF 35W: SECTOR S 8 WITH GUSTS DECR
6/5 WITH GUSTS PROB OF ISOL RAIN SPELLS OF GOOD WEATHER VIS POOR TO MODERATE
CENTRAL EAST AREA (40S- 50S AND 20W- 40W): SECTOR N 5 WITH GUSTS BACK SECTOR E
WITH GUSTS PROB OF ISOL RAIN IMPR STARTING EARLY MORNING VIS MODERATE
CENTRAL WEST AREA (40S- 50S AND 40W- 60W): SECTOR S 6/5 WITH GUSTS PROB OF
INTERMITTENT SH VIS MODERATE
SOUTH EAST AREA (50S- 60S AND 20W- 40W) W OF 35 - N OF 55S: SECTOR N 5 WITH
GUSTS VEER SECTOR S PROB OF RAIN AND SNOW MIXTURE DURING THE EARLY MORNING IMPR
VIS MODERATE
SOUTH EAST AREA (50S- 60S AND 20W- 40W) REST OF THE AREA: SW 7 WITH GUSTS PROB
OF INTERMITTENT SH OF SNOW VIS POOR OCNL MODERATE
SOUTH WEST AREA (50S- 60S AND 40W- 60W) S OF 55W: VRB 5 WITH GUSTS BACK SECTOR W
PROB OF INTERMITTENT MIST DRIZZLE VIS MODERATE
SOUTH WEST AREA (50S- 60S AND 40W- 60W) REST OF THE AREA: SECTOR S 5 WITH GUSTS
PROB OF ISOL RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER VIS MODERATE
DRAKE AREA (55S- 60S AND 60W- 67W): VRB 5 BACK SECTOR W 5 WITH GUSTS LOW PROB OF
ISOL RAIN DURING THE MORNING PROB OF RAIN AND SNOW MIXTURE STARTING NIGTH MIST
TOWARDS MORNING VIS MODERATE OCNL POOR
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1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
12:00 UTC 06, OCTOBER 2026.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
1204/2026 STRONG BARIC GRADIENT SOUTHERN BELLINGSHAUSEN SEA MOV SE WEAKENING WILL PROVOKE WINDS FORCE 8 FROM NE WITH GUST IN 66S-73S 70W-80W UNTIL 06/1800
1205/2026 STRONG BARIC GRADIENT SOUTHERN WEDDELL SEA MOV N WEAKENING WILL PROVOKE WINDS FORCE 8 FROM SECTOR S WITH GUST IN 74S-77S 42W-26W UNTIL 06/1800
1206/2026 STRONG BARIC GRADIENT NORTHER BELLINGSHAUSEN SEA WILL PROVOKE WINDS FORCE 8 FROM SECTOR W WITH GUST IN 60S-64S 80W-60W FROM 07/0000 UNTIL 07/1200
PART 2 GENERAL SYNOPSIS AT 09:00UTC
LOW 990HPA 60S 88W MOV SE DPN
RIDGE 61S 63W 63S 64W 65S 66W MOV E NC
051400 UTC 1.SEA ICE LIMIT 5513S 02000W 5400S 02618W 5505S 03217W 5704S 03757W 5811S 04316W 5925S 04814W 6122S 05247W 6008S 05654W 5831S 06032W 5901S 06337W 6022S 06559W 6050S 06716W 2.ICEBERGS GREATER THAN 10NM A81 5519S 04117W 28X25NM D33B 5804S 04754W 21X12NM A83 6037S 05146W 12X7NM A85 5855S 05053W 10X3NM ICEBERG1 5830S 05004W 10X3NM 3.ICEBERGS SMALLER THAN 10NM D32 5623S 03842W 9X6NM D33C 6155S 05426W 9X5NM ICEBERG2 5450S 04131W 5X3NM ICEBERG3 5934S 04556W 5X3NM ICEBERG4 5506S 04621W 4X3NM ICEBERG5 5627S 04452W 3X1NM ICEBERG6 5832S 05017W 3X2NM ICEBERG7 5857S 04833W 2X1NM ICEBERG8 5859S 05026W 6X2NM 4.ICEBERGS AREA A5727S 02000W 5000S 02000W 5000S 04100W 5806S 04959W B5806S 04959W 5200S 04100W 5200S 04700W 5852S 04700W C5852S 04700W 5600S 04700W 5900S 06717W 6118S 06717W
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-10-7
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 50W: NW 3/4 INCR NW 5/6 WITH GUSTS BY 7/0300 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING STARTING THE MIDDLE OF THE PERIOD VIS MODERATE
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SECTOR W 4/5 INCR SECTOR W 5/6 WITH GUSTS BY 06/0300 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING TOWARDS THE END OF THE PERIOD VIS GOOD TO MODERATE
MAR DE LA FLOTA COASTS W OF 60W: NW 3/4 VEER SECTOR N 5/6 BY 7/0300 AFTERWARDS SECTOR W 6 WITH GUSTS BY 7/0900 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT SNOW FALL IMPR GRADUALLY TOWARDS THE END OF THE PERIOD VIS VERY POOR TO POOR
MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR W 5/6 WITH GUSTS INCR SECTOR W 6/7 WITH GUSTS BY 7/0300 PROB OF MIST PROB OFISOL SNOW FALL WORSENING STARTING EARLY MORNING VIS GOOD TO MODERATE
GERLACHE STRAIT : NE 4/5 BACK SECTOR N 4/5 BY 7/0000 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING STARTING NOON VIS MODERATE TO POOR
MARGARITA BAY : NE 4/5 INCR NE 5/6 WITH GUSTS BY 7/0000 AFTERWARDS SECTOR E 4 BY 7/0900 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING STARTING NOON VIS MODERATE TO POOR
EREBUS Y TERROR GULF : SECTOR S 3 VEER SECTOR W 4 BY 7/0300 AFTERWARDS SECTOR N 4 BY 7/0900 VIS GOOD
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA N OF 64S: SECTOR N 5/6 WITH GUSTS INCR SECTOR W 7/8 WITH GUSTS BY 7/0000 PROB OF MIST PROB OFMOD SNOW FALL SPELLS OF GOOD WEATHER DURING THE EARLY MORNING VIS MODERATE TO POOR
NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR N 4/5 INCR SECTOR W 5/6 WITH GUSTS BY 7/0300 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE MORNING VIS MODERATE TO POOR
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): NE 8/7 WITH GUSTS DECR NW 5/6 WITH GUSTS BY 06/2100 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT SNOW FALL IMPR GRADUALLY TOWARDS THE END OF THE PERIOD VIS VERY POOR TO POOR
NORTHERN WEDDELL SEA (60-68S 20-50W): SW 6/7 WITH GUSTS DECR SW 5/4 BY 7/0300 PROB OF MIST PROB OFISOL SNOW FALL IMPR TOWARDS THE MIDDLE OF THE PERIOD VIS MODERATE TO GOOD
SOUTHERN WEDDELL SEA (68-78S 20-60W): SECTOR S 8/7 WITH GUSTS DECR SECTOR S 5/4 BY 7/0000 PROB OF MIST DISSIPATING DURING THE MORNING VIS MODERATE TO GOOD=