WWAA02 SAWB 131200

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

12:00 UTC 13, OCTOBER 2026.

NATIONAL WEATHER SERVICE (NWS)

SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS

PART 1 GALE WARNING:

1230/2026 STRONG BARIC GRADIENT SOUTHERN BELLINGSHAUSEN SEA MOV E DEEPENING PROVOKES WINDS FORCE 8 FROM NE WITH GUST IN 68S-70S 77W-70W FROM 13/0300 UNTIL 14/0500

PART 2 GENERAL SYNOPSIS AT 09:00UTC

RIDGE 65S 66W 63S 62W 61S 57W MOV E NC

TROUGH 61S 45W 63S 45W 66S 44W MOV E NC

TROUGH 70S 42W 73S 42W 75S 43W MOV E NC

121400 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 5509S 03952W 28X25NM D33B 5718S 04748W 21X12NM A83 6020S 05031W 12X7NM A85 5838S 05044W 10X3NM ICEBERG1 5829S 04852W 10X3NM 3.ICEBERGS SMALLER THAN 10NM D32 5611S 03843W 9X6NM D33C 6138S 05355W 9X5NM ICEBERG2 5315S 04101W 5X3NM ICEBERG3 5828S 04656W 5X3NM ICEBERG4 5550S 04432W 4X3NM ICEBERG5 5630S 04421W 3X1NM ICEBERG6 5809S 04940W 3X2NM ICEBERG7 5917S 04914W 2X1NM ICEBERG8 5926S 04709W 6X2NM ICEBERG9 5807S 04658W 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 2026-10-14

COASTAL AREAS:

SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: NE 3/4 DECR NW 3/4 BY 14/0600 PROB OF ISOL SNOW FALL WORSENING STARTING EVENING VIS GOOD TO MODERATE

SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SECTOR N 3/4 BACK NW 3/4 BY 14/0300 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: NE 3/4 BACK SECTOR N 3/4 BY 14/0300 PROB OF MIST PROB OFISOL SNOW FALL WORSENING STARTING EARLY MORNING VIS GOOD TO MODERATE

MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR N 4/5 BACK NW 5/6 WITH GUSTS BY 14/0000 PROB OF MIST DISSIPATING DURING THE MORNING VIS MODERATE TO GOOD

GERLACHE STRAIT : NE 5/6 WITH GUSTS BACK SECTOR N 5/4 BY 14/0600 PROB OF MIST PROB OFMOD SNOW FALL WORSENING DURING THE MORNING VIS POOR TO MODERATE

MARGARITA BAY : NW 7/6 WITH GUSTS BACK SECTOR N 5/6 WITH GUSTS BY 14/0600 PROB OF MIST PROB OFMOD SNOW FALL WORSENING DURING THE MORNING VIS POOR TO MODERATE

EREBUS Y TERROR GULF : SECTOR N 5/6 WITH GUSTS DECR NW 4/3 BY 14/0000 VIS GOOD

OCEANIC AREAS:

NORTHER BELLINGSHAUSEN SEA W OF 75W: SECTOR N 5/6 WITH GUSTS INCR NW 6/7 WITH GUSTS BY 14/0300 PROB OF MIST PROB OFINTERMITTENT SNOW FALL IMPR STARTING EVENING VIS MODERATE TO GOOD

NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR N 4/5 INCR SECTOR N 5/6 WITH GUSTS BY 14/0300 PROB OF INTERMITTENT SNOW FALL WORSENING DURING THE EARLY MORNING VIS GOOD TO MODERATE

SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): NE 8/6 WITH GUSTS BACK SECTOR N 8/7 WITH GUSTS BY 14/0300 PROB OF MIST PROB OFMOD SNOW FALL SPELLS OF GOOD WEATHER DURING THE NIGTH VIS VERY POOR TO POOR

NORTHERN WEDDELL SEA W OF 35W: SECTOR W 3/4 VEER NW 4/5 BY 14/0300 PROB OF ISOL SNOW FALL WORSENING TOWARDS THE END OF THE PERIOD VIS GOOD TO MODERATE

NORTHERN WEDDELL SEA REST OF THE AREA: SW 6/7 WITH GUSTS VEER SECTOR W 4/3 BY 14/0300 PROB OF MIST PROB OFISOL SNOW FALL IMPR DURING THE MORNING VIS MODERATE TO GOOD

SOUTHERN WEDDELL SEA (68-78S 20-60W): SECTOR S 3/4 VEER SECTOR W 4/5 BY 14/0300 PROB OF INTERMITTENT SNOW FALL WORSENING STARTING THE MIDDLE OF THE PERIOD VIS GOOD TO MODERATE=