1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
12:00 UTC 09, OCTOBER 2026.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
1215/2026 STRONG BARIC GRADIENT NORTHER BELLINGSHAUSEN SEA MOV SE DEEPENING PROVOKES WINDS FORCE 8 WITH GUST IN 60S-64S 90W-701W FROM 09/1800
1216/2026 STRONG BARIC GRADIENT SOUTHERN BELLINGSHAUSEN SEA MARGARITA BAY MOV E DEEPENING WILL PROVOKE WINDS FORCE 8 FROM SECTOR W WITH GUST IN 66S-70S 80W-66W FROM 09/1500 UNTIL 10/0000
1217/2026 STRONG BARIC GRADIENT MAR DE LA FLOTA COASTS MOV E DEEPENING PROVOKES WINDS FORCE 8 FROM SECTOR W WITH GUST IN 62646050S FROM 10/0900
1218/2026 STRONG BARIC GRADIENT EREBUS Y TERROR GULF MOV E DEEPENING WILL PROVOKE WINDS FORCE 8 FROM SECTOR W WITH GUST IN 65S-68S 60W-50W FROM 09/2100 UNTIL 10/1800
1219/2026 LOW 965HPA NORTHERN WEDDELL SEA MOV E DEEPENING WILL PROVOKE WINDS FORCE 8 FROM SW WITH GUST IN 60S-68S 50W-35W FROM 10/0900 UNTIL 11/2300
PART 2 GENERAL SYNOPSIS AT 09:00UTC
LOW 972HPA 66S 85W MOV E DPN
RIDGE 61S 63W 63S 63W 65S 65W MOV E NC
LOW 977HPA 69S 50W MOV NE DPN
RIDGE 64S 35W 67S 36W 69S 37W MOV E NC
081400 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 5502S 04043W 28X25NM D33B 5752S 04815W 21X12NM A83 6020S 05104W 12X7NM A85 5845S 05056W 10X3NM ICEBERG1 5831S 04957W 10X3NM 3.ICEBERGS SMALLER THAN 10NM D32 5619S 03849W 9X6NM D33C 6145S 05346W 9X5NM ICEBERG2 5403S 04059W 5X3NM ICEBERG3 5854S 04634W 5X3NM ICEBERG4 5525S 04519W 4X3NM ICEBERG5 5630S 04421W 3X1NM ICEBERG6 5830S 05051W 3X2NM ICEBERG7 5919S 04844W 2X1NM ICEBERG8 5853S 04748W 6X2NM ICEBERG9 5839S 04657W 2X1NM 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 2026-10-10
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: NW 5/6 WITH GUSTS BACK SECTOR W 5/6 WITH GUSTS BY 10/0300 PROB OF MIST DISSIPATING DURING THE MORNING VIS MODERATE TO GOOD
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: NW 6/7 WITH GUSTS BACK SECTOR W 6/7 WITH GUSTS BY 10/0300 PROB OF MIST DISSIPATING DURING THE MORNING VIS MODERATE TO GOOD
MAR DE LA FLOTA COASTS W OF 60W: NW 5/6 WITH GUSTS BACK SECTOR W 6/7 WITH GUSTS BY 10/0300 PROB OF MIST PROB OFISOL SNOW FALL WORSENING STARTING NIGTH VIS MODERATE TO POOR
MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR W 7/8 WITH GUSTS VEER NW 7/8 WITH GUSTS BY 10/0300 PROB OF MIST PROB OFISOL SNOW FALL IMPR STARTING THE MIDDLE OF THE PERIOD VIS MODERATE TO GOOD
GERLACHE STRAIT : NW 6/7 WITH GUSTS BACK SECTOR W 5/6 WITH GUSTS BY 10/0300 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT SNOW FALL IMPR STARTING THE MIDDLE OF THE PERIOD VIS VERY POOR TO POOR
MARGARITA BAY : NW 6/7 WITH GUSTS INCR NW 7/8 WITH GUSTS BY 09/1500 AFTERWARDS SECTOR W 7/6 WITH GUSTS BY 10/0900 PROB OF FOG AND MIST IN PATCHES PROB OFMOD SNOW FALL IMPR TOWARDS THE END OF THE PERIOD VIS VERY POOR TO POOR
EREBUS Y TERROR GULF : SECTOR W 6/7 WITH GUSTS INCR NW 7/8 WITH GUSTS BY 09/2100 PROB OF MIST PROB OFISOL SNOW FALL IMPR DURING THE MORNING VIS MODERATE
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA (60-66S 70-90W): NW 8/7 WITH GUSTS BACK SECTOR W 6/5 WITH GUSTS BY 09/1800 AFTERWARDS SECTOR N 4/5 BY 10/0600 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER DURING THE NIGTH VIS MODERATE TO POOR
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SECTOR N 5/6 WITH GUSTS INCR NW 6/8 WITH GUSTS BY 09/1500 AFTERWARDS SECTOR W 5/4 BY 10/0300 PROB OF FOG AND MIST IN PATCHES PROB OFMOD SNOW FALL IMPR TOWARDS THE END OF THE PERIOD VIS MODERATE TO POOR
NORTHERN WEDDELL SEA W OF 35W: NW 5/7 WITH GUSTS BACK SECTOR W 6/7 WITH GUSTS BY 10/0600 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING STARTING EARLY MORNING VIS MODERATE TO POOR
NORTHERN WEDDELL SEA REST OF THE AREA: SECTOR W 4/5 BACK SW 5/6 WITH GUSTS BY 10/0300 PROB OF ISOL SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS MODERATE TO GOOD
SOUTHERN WEDDELL SEA (68-78S 20-60W): SECTOR S 3/4 VEER SECTOR N 3/4 BY 10/0300 PROB OF MIST PROB OFISOL SNOW FALL IMPR TOWARDS THE END OF THE PERIOD VIS MODERATE TO GOOD=
1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2026-10-09, 12:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 449: LOW 1008HPA AT 36S 50W WEAKENING PROVOKES WINDS FORCE 8 FROM SECTOR
E WITH GUST BETWEEN 35S-40S AND 40W-50W
PART 2 GENERAL SYNOPSIS AT 09:00UTC
HIGH 1035HPA 46S 57W MOV E NC EXP 47S 50W BY 10/1200
LOW 1008HPA 36S 50W NOT MOV WKN EXTENDS OFNT AT 37S 45W 37S 51W 35S 52W
CFNT AT 55S 24W 51S 30W 49S 36W MOV E
081400 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 5502S 04043W 28X25NM
D33B 5752S 04815W 21X12NM A83 6020S 05104W 12X7NM A85 5845S 05056W 10X3NM
ICEBERG1 5831S 04957W 10X3NM 3.ICEBERGS SMALLER THAN 10NM D32 5619S 03849W 9X6NM
D33C 6145S 05346W 9X5NM ICEBERG2 5403S 04059W 5X3NM ICEBERG3 5854S 04634W 5X3NM
ICEBERG4 5525S 04519W 4X3NM ICEBERG5 5630S 04421W 3X1NM ICEBERG6 5830S 05051W
3X2NM ICEBERG7 5919S 04844W 2X1NM ICEBERG8 5853S 04748W 6X2NM ICEBERG9 5839S
04657W 2X1NM 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 2026-10-10
COASTAL AREAS:
INNER RIO DE LA PLATA: SECTOR S 3 DRIZZLE RAIN SPELLS OF GOOD WEATHER VIS
MODERATE
OUTER RIO DE LA PLATA: SECTOR S 3 DRIZZLE RAIN SPELLS OF GOOD WEATHER VIS
MODERATE
URUGUAY SOUTH EAST COASTS: SECTOR S 3 DRIZZLE RAIN SPELLS OF GOOD WEATHER VIS
MODERATE
MAR DEL PLATA COASTS(3617S - 3830S): SECTOR S 4/5 WITH GUSTS DRIZZLE RAIN
SPELLS OF GOOD WEATHER VIS GOOD OCNL MODERATE
RINCON BAHIA BLANCA COASTS(3830S - 41S): SECTOR E 4/5 WITH GUSTS DRIZZLE RAIN
SPELLS OF GOOD WEATHER VIS GOOD OCNL MODERATE
PENINSULA DE VALDES COASTS(41S - 45S): SECTOR N 4/5 WITH GUSTS VIS GOOD OCNL
MODERATE
GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR N 5/6 WITH GUSTS VIS GOOD OCNL
MODERATE
SOUTH PATAGONIA COASTS(48S - 54S): SECTOR N 5/6 WITH GUSTS VIS GOOD OCNL
MODERATE.
FIN DEL MUNDO COASTS(54S - 55S): SECTOR N 6/7 WITH GUSTS MIST FOG PATCHES
DURING THE MORNING DISSIPATING VIS GOOD OCNL MODERATE
ISLAS MALVINAS COASTS: SECTOR N 4/5 WITH GUSTS VIS GOOD OCNL MODERATE
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) W OF 40W: SECTOR E 8 WITH GUSTS DRIZZLE RAIN
VIS POOR
W OF 30 - E OF 40W: SECTOR E 5/6 WITH GUSTS RAIN VIS MODERATE OCNL POOR
REST OF THE AREA: SECTOR S 4 LOW PROB OF ISOL RAIN VIS GOOD OCNL MODERATE
CENTRAL EAST AREA (40S- 50S AND 20W- 40W): SECTOR S 5/6 WITH GUSTS PROB OF SH
RAIN STARTING NIGTH IMPR VIS GOOD OCNL MODERATE
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) N OF 55S: SECTOR E 6/5 WITH GUSTS VIS
GOOD OCNL MODERATE
REST OF THE AREA: SECTOR S 4 VEER VRB 3 VIS GOOD
SOUTH EAST AREA (50S- 60S AND 20W- 40W): SECTOR S 6/7 WITH GUSTS LOW PROB OF SH
VIS GOOD OCNL MODERATE
SOUTH WEST AREA (50S- 60S AND 40W- 60W) N OF 55S: SECTOR W 4/5 WITH GUSTS VIS
GOOD OCNL MODERATE
REST OF THE AREA: SECTOR W 6/7 WITH GUSTS VIS GOOD OCNL MODERATE
DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR N 5/6 WITH GUSTS VIS GOOD OCNL
MODERATE
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