****0000004653****
WWAA02 SAWB 261200

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

12:00 UTC 26, MARCH 2025.

NATIONAL WEATHER SERVICE (NWS)

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

PART 1 GALE WARNING:

309/2025 STRONG BARIC GRADIENT NORTHERN WEDDELL SEA MOV E WEAKENING PROVOKES WINDS FORCE 9 FROM SECTOR S GUST WITH 10 INTENSITY IN 60S-64S 38W-47W UNTIL 26/1800

310/2025 STRONG BARIC GRADIENT NORTHER BELLINGSHAUSEN SEA MOV SE WEAKENING PROVOKES WINDS FORCE 8 GUST WITH 9 INTENSITY IN 60S-65S 72W-87W UNTIL 26/1800

311/2025 STRONG BARIC GRADIENT GERLACHE STRAIT MARGARITA BAY MOV SE WEAKENING WILL PROVOKE WINDS FORCE 8 FROM NE WITH GUST IN 65S-70S 70W-86W FROM 26/1200 UNTIL 27/0300

PART 2 GENERAL SYNOPSIS AT 09:00UTC

LOW 962HPA 61S 35W MOV E WKN

LOW 965HPA 68S 89W MOV SE DPN

RIDGE 60S 60W 64S 59W 68S 58W MOV E WKN

251400 UTC 1.SEA ICE LIMIT 7233S 02000W 7121S 02741W 6923S 03013W 6651S 03212W 6634S 03842W 6544S 04424W 6407S 04439W 6226S 04523W 6203S 05200W 6249S 05646W 6336S 06144W 6553S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5447S 03903W 40X32NM A23B 5624S 03819W 10X3NM A76C 6207S 05302W 16X7NM A74A 6313S 05327W 30X18 NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 6131S 05430W 9X3NM ICEBERG2 5526S 03544W 2X1NM ICEBERG3 6224S 04726W 8X3NM ICEBERG4 6258S 04331W 3X1NM ICEBERG5 6151S 05447W 2X1NM ICEBERG6 5620S 03738W 7X1NM ICEBERG7 6229S 04246W 2X1NM ICEBERG8 5616S 03723W 3X1NM ICEBERG9 5510S 03749W 3X1NM ICEBERG10 6227S 05512W 2X1NM 4.ICEBERGS AREA A: 4300S 02000W 7300S 02000W 4300S 03000W 7200S 03100W B: 4400S 03000W 6900S 03100W 6700S 04600W 5400S 04600W C: 5900S 04600W 6700S 04600W 5900S 06716W 6830S 06716W

PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2025-03-27

COASTAL AREAS:

SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: NW 5/6 WITH GUSTS VEER SECTOR N 6 WITH GUSTS BY 27/0000 BACK SECTOR W 7 WITH GUSTS BY 27/1000 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS POOR TO MODERATE

SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SECTOR W 5 VEER NW 5 BY 26/2100 AFTERWARDS SECTOR N 7 BY 27/0600 PROB OF MIST PROB OFISOL SNOW FALL WORSENING TOWARDS NIGTH VIS POOR TO MODERATE

MAR DE LA FLOTA COASTS W OF 60W: NW 5/6 VEER SECTOR N 6 WITH GUSTS BY 27/0000 BACK SECTOR W 7 WITH GUSTS BY 27/1000 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS POOR TO MODERATE

MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR W 4/5 VEER NW 8 WITH GUSTS BY 26/2100 VEER SECTOR N 7 BY 27/0600 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING DURING THE MORNING VIS GOOD TO MODERATE OCNL POOR

GERLACHE STRAIT : NE 4/5 INCR NE 7 GUST WITH 8 INTENSITY BY 26/1800 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING DURING THE MORNING VIS GOOD TO MODERATE OCNL POOR

MARGARITA BAY : NE 4/5 INCR NE 7 GUST WITH 8 INTENSITY BY 26/2100 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING TOWARDS THE END OF THE PERIOD VIS GOOD TO MODERATE OCNL POOR

EREBUS Y TERROR GULF : SECTOR S 4/5 VEER NE 4/5 BY 26/1800 AFTERWARDS NE 6/7 GUST WITH 8 INTENSITY BY 27/0300 PROB OF FOG MIST PROB OFISOL SNOW COASTAL BLIZZARD FALL WORSENING TOWARDS NIGTH VIS GOOD TO MODERATE OCNL VERY POOR

OCEANIC AREAS:

NORTHER BELLINGSHAUSEN SEA W OF 80W: NW 8 GUST WITH 9 INTENSITY DECR NW 6 WITH GUSTS BY 26/1800 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER STARTING EVENING VIS POOR TO MODERATE

NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: NW 7 GUST WITH 8 INTENSITY VEER SECTOR N 6 WITH GUSTS BY 26/2100 VEER SECTOR W 5/6 BY 27/0600 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS POOR OCNL MODERATE

SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SECTOR E 5/7 GUST WITH 8 INTENSITY VEER SE 8 BY 26/1800 PROB OF MIST PROB OFINTERMITTENT SNOW FALL IMPR TOWARDS THE END OF THE PERIOD VIS POOR TO MODERATE

NORTHERN WEDDELL SEA N OF 64 - W OF 40W: SECTOR S 7 GUST WITH 8 INTENSITY VEER SW 6/5 WITH GUSTS BY 26/1800 VEER SECTOR W 5 BY 27/0300 PROB OF MIST PROB OFISOL SNOW FALL WORSENING DURING THE EARLY MORNING VIS GOOD TO MODERATE

NORTHERN WEDDELL SEA N OF 64 - E OF 40W: SE 3/4 VEER SECTOR S 5 BY 26/1800 VEER SW 6/7 WITH GUSTS BY 27/0000 PROB OF MIST PROB OFISOL SNOW FALL IMPR DURING THE EVENING VIS MODERATE TO GOOD

NORTHERN WEDDELL SEA REST OF THE AREA: SW 3/4 INCR SW 5 BY 27/0000 PROB OF MIST PROB OFISOL SNOW FALL IMPR DURING THE EARLY MORNING VIS MODERATE TO GOOD

SOUTHERN WEDDELL SEA (68-78S 20-60W): SECTOR E 4/5 VEER SE 5 BY 27/0000 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER TOWARDS NIGTH VIS MODERATE TO GOOD=