WWAA02 SAWB 241200
1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
12:00 UTC 24, OCTOBER 2026.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
1249/2026 STRONG BARIC GRADIENT MARGARITA BAY MOV SE WEAKENING PROVOKES WINDS FORCE 8 FROM SECTOR N WITH GUST IN 60S-70S 70W-65W UNTIL 25/0000
1250/2026 STRONG BARIC GRADIENT MAR DE LA FLOTA COASTS MOV N WEAKENING WILL PROVOKE WINDS FORCE 8 FROM SECTOR W WITH GUST IN 62S-64S 60W-50W FROM 24/1800 UNTIL 25/0600
PART 2 GENERAL SYNOPSIS AT 09:00UTC
TROUGH 71S 85W 69S 80W 68S 76W MOV E NC
TROUGH 69S 60W 66S 60W 64S 59W MOV E NC
RIDGE 61S 42W 65S 39W 68S 35W MOV E NC
231400 UTC 1.SEA ICE LIMIT 5316S 02000W 5302S 02618W 5340S 03218W 5700S 03758W 5713S 04316W 5901S 04814W 6221S 05247W 6244S 05654W 6204S 06033W 6217S 06336W 6303S 06559W 6350S 06716W 2.ICEBERGS GREATER THAN 10NM A81 5503S 03758W 28X25NM D33B 5621S 04240W 21X12NM D35 6009S 04420W 15X6 NM A83 5951S 04915W 12X7NM A85 5823S 04729W 10X3NM ICEBERG1 5814S 04752W 10X3NM 3.ICEBERGS SMALLER THAN 10NM D32 5624S 03925W 9X6NM D33C 6152S 05435W 9X5NM ICEBERG2 5149S 04103W 5X3NM ICEBERG3 5754S 04635W 5X3NM ICEBERG4 5415S 04249W 4X3NM ICEBERG5 5616S 04318W 2X1NM ICEBERG6 5925S 04926W 2X1NM ICEBERG7 5838S 04335W 2X1NM ICEBERG8 5805S 04611W 6X2NM ICEBERG9 6017S 04331W 2X1NM ICEBERG10 5950S 04234W 4X1NM ICEBERG11 6107S 05355W 4X1NM ICEBERG12 5628S 04306W 2X1NM ICEBERG13 5456S 04359W 2X1NM 4.ICEBERGS AREA A5415S 02000W 4900S 02000W 5000S 04300W 5730S 04300W B5730S 04300W 5000S 04300W 5900S 06716W 6400S 06716W
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-10-25
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SECTOR W 6/5 WITH GUSTS DECR SECTOR W 4/5 BY 25/0300 PROB OF MIST DISSIPATING DURING THE MORNING VIS MODERATE TO GOOD
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SW 6/5 WITH GUSTS INCR SW 6/7 WITH GUSTS BY 25/0300 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 4/5 BY 25/0000 AFTERWARDS NW 6/5 WITH GUSTS BY 25/1200 PROB OF MIST PROB OFISOL RAIN AND SNOW MIXTURE WORSENING DURING THE EARLY MORNING VIS GOOD TO MODERATE
MAR DE LA FLOTA COASTS REST OF THE AREA: SW 6/5 WITH GUSTS INCR SECTOR W 7/8 WITH GUSTS BY 24/1800 AFTERWARDS SW 6/5 WITH GUSTS BY 25/0600 PROB OF ISOL SNOW FALL IMPR DURING THE MORNING VIS GOOD
GERLACHE STRAIT : NW 6/5 WITH GUSTS BACK SECTOR W 4/5 BY 25/0000 AFTERWARDS NW 5/6 WITH GUSTS BY 25/0900 PROB OF MIST PROB OFINTERMITTENT RAIN AND SNOW MIXTURE WORSENING STARTING THE MIDDLE OF THE PERIOD VIS MODERATE OCNL POOR
MARGARITA BAY : SECTOR N 8/6 WITH GUSTS DECR NW 6/5 BY 25/0000 AFTERWARDS SECTOR N 6/7 WITH GUSTS BY 25/1200 PROB OF MIST PROB OFMOD SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS MODERATE TO POOR
EREBUS Y TERROR GULF : SECTOR N 4/3 BACK SECTOR W 5/6 WITH GUSTS BY 25/0000 AFTERWARDS SW 5/6 BY 25/0900 VIS GOOD
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA (60-66S 70-90W): NW 6/5 WITH GUSTS VEER SECTOR N 6/5 BY 25/0300 AFTERWARDS SECTOR W 4/5 BY 25/1200 PROB OF MIST PROB OFISOL SNOW FALL WORSENING TOWARDS THE END OF THE PERIOD VIS GOOD TO MODERATE
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): NW 7/6 WITH GUSTS VEER SECTOR N 6/5 WITH GUSTS BY 25/0000 AFTERWARDS SECTOR W 6/7 WITH GUSTS BY 25/1200 PROB OF MIST PROB OFMOD SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS MODERATE OCNL POOR
NORTHERN WEDDELL SEA W OF 35W: NW 4/3 INCR SECTOR W 5/6 WITH GUSTS BY 25/0300 AFTERWARDS SW 5/4 BY 25/1200 PROB OF ISOL SNOW FALL WORSENING DURING THE EVENING VIS GOOD OCNL MODERATE
NORTHERN WEDDELL SEA REST OF THE AREA: SECTOR S 4/3 VEER NW 4/5 BY 25/0600 PROB OF ISOL SNOW FALL WORSENING TOWARDS THE END OF THE PERIOD VIS GOOD TO MODERATE
SOUTHERN WEDDELL SEA (68-78S 20-60W): SECTOR W 4/3 INCR SECTOR E 5/4 BY 25/0000 PROB OF ISOL SNOW FALL WORSENING STARTING NOON VIS GOOD TO MODERATE=