1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2026-10-14, 12:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 452: STRONG BARIC GRADIENT MOV NE PROVOKES WINDS FORCE 8 FROM SECTOR S
WITH GUST BETWEEN 45S-60S AND 20W-30W UNTIL 15/0000
PART 2 GENERAL SYNOPSIS AT 09:00UTC
HIGH 1031HPA 47S 47W MOV NE NC EXP 43S 37W BY 15/1200 EXTENDS RIDGE AT 47S 47W
44S 56W 41S 64W
LOW 1017HPA 56S 61W MOV NE WKN EXP 51S 50W BY 15/1200
131400 UTC 1.SEA ICE LIMIT 5335S 02000W 5330S 02618W 5416S 03217W 5556S 03758W
5713S 04316W 5919S 04814W 6103S 05248W 5940S 05654W 5924S 06033W 6010S 06336W
6123S 06559W 6150S 06716W 2.ICEBERGS GREATER THAN 10NM A81 5511S 03933W 28X25MN
D33B 5709S 04708W 21X12NM A83 6017S 04939W 12X7NM A85 5824S 05017W 10X3NM D35
6001S 04408W 15X6 NM ICEBERG1 5838S 04755W 10X3NM 3.ICEBERGS SMALLER THAN 10NM
D32 5612S 03840W 9X6NM D33C 6136S 05414W 9X5NM ICEBERG2 5306S 04116W 5X3NM
ICEBERG3 5809S 04713W 5X3NM ICEBERG4 5552S 04429W 4X3NM ICEBERG5 5630S 04421W
3X1NM ICEBERG6 5755S 04901W 3X2NM ICEBERG7 5856S 04937W 2X1NM ICEBERG8 5943S
04614W 6X2NM ICEBERG9 6005S 04427W 2X1NM ICEBERG10 6005S 04427W 4X1NM ICEBERG11
5911S 06233W 2X1NM 4.ICEBERGS AREA A5527S 02000W 5000S 02000W 5000S 04000W 5706S
04159W B5706S 04159W 5000S 04000W 5800S 06716W 6052S 06716W
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-10-15
COASTAL AREAS:
INNER RIO DE LA PLATA: SECTOR S 3/4 PROB OF ISOL SH RAIN VIS MODERATE OCNL
GOOD
OUTER RIO DE LA PLATA: SECTOR S 3 BACK SECTOR E 3/4 PROB OF ISOL SH RAIN VIS
MODERATE OCNL GOOD
URUGUAY SOUTH EAST COASTS: SECTOR E 3/4 PROB OF ISOL SH RAIN VIS MODERATE OCNL
GOOD
MAR DEL PLATA COASTS(3617S - 3830S): E 3/4 VEER SE 4 PROB OF ISOL DRIZZLE RAIN
VIS MODERATE OCNL GOOD
RINCON BAHIA BLANCA COASTS(3830S - 41S): VRB 3/4 PROB OF ISOL DRIZZLE RAIN VIS
MODERATE OCNL POOR
PENINSULA DE VALDES COASTS(41S - 45S): SECTOR N 3 BACK SECTOR E 3/4 MIST FOG
PATCHES DISSIPATING VIS MODERATE OCNL GOOD
GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR E 3 VEER SECTOR N /3 MIST FOG
PATCHES DISSIPATING PROB OFISOL DRIZZLE RAIN TOWARDS THE END OF THE PERIOD VIS
MODERATE TO GOOD
SOUTH PATAGONIA COASTS(48S - 54S): SECTOR W 3 VEER SECTOR N 3/4 MIST FOG
PATCHES DISSIPATING VIS MODERATE TO GOOD
FIN DEL MUNDO COASTS(54S - 55S): SECTOR W 5/3 WITH GUSTS MIST FOG PATCHES
DISSIPATING PROB OFISOL RAIN TOWARDS NIGTH IMPR VIS MODERATE TO GOOD
ISLAS MALVINAS COASTS: SECTOR W 3/4 MIST FOG PATCHES DISSIPATING PROB OFISOL
RAIN TOWARDS THE END OF THE PERIOD IMPR VIS MODERATE TO GOOD
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 40W: SECTOR S 4/5 WITH GUSTS BACK SECTOR
E /3 LOW PROB OF ISOL RAIN VIS MODERATE
REST OF THE AREA: SECTOR E 6/5 WITH GUSTS PROB OF ISOL SH STORMS VIS MODERATE
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) N OF 45 - E OF 30W: SECTOR S 5/6 WITH
GUSTS PROB OF ISOL RAIN VIS MODERATE
S OF 45 - E OF 30W: SECTOR S 6/8 WITH GUSTS DECR 6 VIS POOR
REST OF THE AREA: SECTOR S 5/6 PROB OF RAIN AND SNOW MIXTURE VIS MODERATE
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) N OF 45S: SECTOR E 3/4 LOW PROB OF
ISOL RAIN VIS MODERATE
E OF 50 - S OF 45S: VRB 3 VEER SECTOR N 3/4 LOW PROB OF ISOL RAIN VIS
MODERATE
REST OF THE AREA: SECTOR N 4/3 BACK SECTOR W 3/4 WITH GUSTS LOW PROB OF ISOL
RAIN VIS MODERATE
SOUTH EAST AREA (50S- 60S AND 20W- 40W) E OF 30W: SECTOR S 8/6 WITH GUSTS BACK
SECTOR W /6 WITH GUSTS PROB OF ISOL RAIN SNOW FALL DURING THE MORNING VIS POOR
REST OF THE AREA: SECTOR S 4 BACK SECTOR W /5 PROB OF SNOW FALL SPELLS OF GOOD
WEATHER VIS POOR OCNL VERY POOR
SOUTH WEST AREA (50S- 60S AND 40W- 60W) N OF 55S: SECTOR S 4 VEER SECTOR W 5/6
WITH GUSTS BY 14/1800 LOW PROB OF ISOL RAIN VIS MODERATE OCNL GOOD
REST OF THE AREA: SECTOR W 6/7 GUST WITH 8 INTENSITY PROB OF RAIN AND SNOW
MIXTURE VIS MODERATE TO POOR OCNL VERY POOR
DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR W 6/7 GUST WITH 8 INTENSITY PROB OF
ISOL RAIN SPELLS OF GOOD WEATHER VIS MODERATE OCNL POOR
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1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
12:00 UTC 14, OCTOBER 2026.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
1232/2026 STRONG BARIC GRADIENT SOUTHERN BELLINGSHAUSEN SEA MOV E DEEPENING PROVOKES WINDS FORCE 8 FROM NE WITH GUST IN 68S-70S 77W-70W UNTIL 14/1800
PART 2 GENERAL SYNOPSIS AT 09:00UTC
RIDGE 62S 62W 64S 63W 66S 65W MOV E NC
TROUGH 67S 61W 66S 59W 65S 57W MOV E NC
LOW 977HPA 74S 53W MOV E DPN
131400 UTC 1.SEA ICE LIMIT 5335S 02000W 5330S 02618W 5416S 03217W 5556S 03758W 5713S 04316W 5919S 04814W 6103S 05248W 5940S 05654W 5924S 06033W 6010S 06336W 6123S 06559W 6150S 06716W 2.ICEBERGS GREATER THAN 10NM A81 5511S 03933W 28X25MN D33B 5709S 04708W 21X12NM A83 6017S 04939W 12X7NM A85 5824S 05017W 10X3NM D35 6001S 04408W 15X6 NM ICEBERG1 5838S 04755W 10X3NM 3.ICEBERGS SMALLER THAN 10NM D32 5612S 03840W 9X6NM D33C 6136S 05414W 9X5NM ICEBERG2 5306S 04116W 5X3NM ICEBERG3 5809S 04713W 5X3NM ICEBERG4 5552S 04429W 4X3NM ICEBERG5 5630S 04421W 3X1NM ICEBERG6 5755S 04901W 3X2NM ICEBERG7 5856S 04937W 2X1NM ICEBERG8 5943S 04614W 6X2NM ICEBERG9 6005S 04427W 2X1NM ICEBERG10 6005S 04427W 4X1NM ICEBERG11 5911S 06233W 2X1NM 4.ICEBERGS AREA A5527S 02000W 5000S 02000W 5000S 04000W 5706S 04159W B5706S 04159W 5000S 04000W 5800S 06716W 6052S 06716W
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-10-15
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: NW 4/3 BACK SECTOR W 5/6 WITH GUSTS BY 15/0300 PROB OF ISOL SNOW FALL IMPR STARTING THE MIDDLE OF THE PERIOD VIS MODERATE TO GOOD
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: NW 3/4 BACK SECTOR W 5/6 WITH GUSTS BY 15/0300 PROB OF MIST PROB OFISOL SNOW FALL WORSENING TOWARDS THE END OF THE PERIOD VIS GOOD TO MODERATE
MAR DE LA FLOTA COASTS W OF 60W: SECTOR N 3/4 BACK SECTOR W 5/6 WITH GUSTS BY 15/0000 PROB OF MIST PROB OFINTERMITTENT SNOW FALL IMPR STARTING EARLY MORNING VIS MODERATE TO GOOD
MAR DE LA FLOTA COASTS REST OF THE AREA: NW 5/6 WITH GUSTS INCR SECTOR W 6/7 WITH GUSTS BY 15/0300 PROB OF MIST PROB OFISOL SNOW FALL WORSENING STARTING THE MIDDLE OF THE PERIOD VIS GOOD TO MODERATE
GERLACHE STRAIT : SECTOR W 3/4 INCR NW 5/6 WITH GUSTS BY 15/0600 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE EARLY MORNING VIS MODERATE TO POOR
MARGARITA BAY : SECTOR N 6/7 WITH GUSTS DECR NW 5/6 WITH GUSTS BY 15/0300 PROB OF MIST PROB OFINTERMITTENT SNOW FALL IMPR STARTING EVENING VIS MODERATE TO POOR
EREBUS Y TERROR GULF : SECTOR N 3/4 BACK SECTOR W 3/4 BY 15/0300 VIS GOOD
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA (60-66S 70-90W): NW 5/7 WITH GUSTS DECR SECTOR N 6/5 WITH GUSTS BY 15/0000 PROB OF MIST PROB OFISOL SNOW FALL WORSENING STARTING THE MIDDLE OF THE PERIOD VIS GOOD TO MODERATE
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SECTOR N 8/7 WITH GUSTS DECR SECTOR N 5/6 WITH GUSTS BY 14/1800 AFTERWARDS SECTOR W 4/5 BY 15/0300 PROB OF MIST PROB OFMOD SNOW FALL WORSENING DURING THE EVENING VIS VERY POOR TO POOR
NORTHERN WEDDELL SEA W OF 35W: SECTOR W 3/4 INCR SECTOR W 5/6 WITH GUSTS BY 15/0000 PROB OF ISOL SNOW FALL WORSENING DURING THE EARLY MORNING VIS GOOD TO MODERATE
NORTHERN WEDDELL SEA REST OF THE AREA: SW 3/4 VEER SECTOR W 4/5 BY 15/0000 PROB OF MIST DISSIPATING DURING THE MORNING VIS MODERATE TO GOOD
SOUTHERN WEDDELL SEA (68-78S 20-60W): VRB 3 INCR SECTOR S 3/4 BY 15/0000 PROB OF ISOL SNOW FALL WORSENING DURING THE EARLY MORNING VIS GOOD TO MODERATE=