####018004424####
WWAA02 SAWB 131200

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

12:00 UTC 13, MAY 2025.

NATIONAL WEATHER SERVICE (NWS)

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

PART 1 STORM WARNING:

525/2025 LOW 958HPA AT 68S 76W MOV SW WEAKENING PROVOKES WINDS FORCE 10 FROM SECTOR E WITH GUST IN MARGARITA BAY IN 67S-70S 70W-80W UNTIL 13/1800

GALE WARNING:

526/2025 STRONG BARIC GRADIENT MOV SE PROVOKES WINDS FORCE 9 WITH GUST IN 60S-63S 50W-65W FROM 13/1500 UNTIL 14/0300

PART 2 GENERAL SYNOPSIS AT 09:00UTC

LOW 958HPA 68S 76W MOV SW WKN EXP 69S 85W BY 14/1200 EXTENDS OFNT AT 68S 76W 66S 80W 69S 90W

LOW 973HPA 69S 55W MOV SE DPN EXP 72S 45W BY 14/1200 EXTENDS CFNT AT 70S 55W 68S 43W 60S 43W MOV E

121400 UTC 1.SEA ICE LIMIT 6821S 02000W 6625S 06712W 6329S 05542W 6525S 06520W 6500S 06400W 6448S 06401W 6442S 06419W 6434S 06414W 6811S 06658W 6539S 06602W 6437S 06259W 6343S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5447S 03902W 40X32NM A76C 6057S 04830W 16X7NM A74A 6049S 05215W 30X18NM A77 6351S 05445W 27X4NM A23C 5509S 03352W 10X5NM 3.ICEBERGS SMALLER THAN 10NM A80A 6126S 05231W 8X5NM ICEBERG1 6053S 05042W 9X3NM ICEBERG2 5525S 03543W 2X1NM ICEBERG3 6117S 03811W 3X1NM ICEBERG4 5218S 03535W 7X1NM ICEBERG5 6155S 03809W 2X1NM ICEBERG6 5517S 03314W 3X1NM ICEBERG7 5626S 03537W 4X1NM ICEBERG8 5529S 03725W 2X1NM ICEBERG9 5250S 03713W 6X2NM ICEBERG10 6046S 04857W 6X5NM ICEBERG11 6121S 04849W 3X1NM ICEBERG12 6207S 04254W 7X2NM ICEBERG13 6334S 05405W 4X2NM ICEBERG14 5211S 03729W 2X1NM ICEBERG15 6113S 04858W 2X1NM ICEBERG16 5204S 03729W 3X1NM ICEBERG17 5359S 06327W 3X1NM 4.ICEBERGS AREA A: 5235S 02000W 4800S 02000W 4900S 04300W 5900S 04300W B: 6330S 02000W 5200S 02000W 5500S 05000W 6500S 05000W C: 5515S 05000W 6500S 05000W 6830S 06716W 6030S 06716W

PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2025-05-14

COASTAL AREAS:

SOUTHERN PORTION OF DRAKE STRAIT W OF 65W: NW 7 GUST WITH 8 INTENSITY DECR 5/4 BY 13/1500 VEER NE BY 14/0300 PROB OF FOG MIST STARTING EVENING PROB OFINTERMITTENT RAIN VIS VERY POOR TO POOR

SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: NW 5/6 WITH GUSTS INCR 8/9 WITH GUSTS BY 13/1500 VEER NE 6/7 BY 14/0000 PROB OF FOG MIST STARTING EVENING PROB OF RAIN DURING THE NIGTH VIS MODERATE TO VERY POOR

MAR DE LA FLOTA COASTS W OF 60W: NW 7 GUST WITH 8 INTENSITY DECR 5/4 BY 13/1500 AFTERWARDS NE BY 14/0600 PROB OF FOG MIST STARTING NIGTH PROB OFINTERMITTENT RAIN SNOW FALL VIS MODERATE TO VERY POOR

MAR DE LA FLOTA COASTS REST OF THE AREA: NW 5/6 INCR 8/9 WITH GUSTS BY 13/2100 VEER NE 6/7 BY 14/0900 PROB OF FOG MIST STARTING EVENING PROB OF RAIN SNOW FALL DURING THE NIGTH VIS MODERATE TO VERY POOR

GERLACHE STRAIT : NE 5 WITH GUSTS PROB OF FOG AND MIST IN PATCHES PROB OF SNOW FALL IMPR TOWARDS THE END OF THE PERIOD VIS VERY POOR OCNL POOR

MARGARITA BAY : E 7/8 WITH GUSTS VEER NW 6/7 WITH GUSTS BY 13/1800 PROB OF INTERMITTENT SNOW FALL VIS GOOD OCNL MODERATE

EREBUS Y TERROR GULF : NW 6/7 GUST WITH 8 INTENSITY VEER SW 3/4 BY 13/2100 PROB OF FOG PROB OF SNOW FALL DURING THE NIGTH VIS MODERATE OCNL VERY POOR

OCEANIC AREAS:

NORTHER BELLINGSHAUSEN SEA W OF 80 - N OF 65S: W 4/5 PROB OF FOG MIST PROB OFISOL RAIN SNOW FALL VIS VERY POOR

NORTHER BELLINGSHAUSEN SEA E OF 80 - OF 65S: NW 6/5 GUST WITH 8 INTENSITY VEER S 4 BY 14/0000 PROB OF FOG MIST PROB OFISOL RAIN SNOW FALL VIS VERY POOR

NORTHER BELLINGSHAUSEN SEA W OF 80 - S OF 65S: SECTOR E 5/4 VEER S PROB OF FOG MIST PROB OFMOD ISOL SNOW FALL VIS VERY POOR

SOUTHERN BELLINGSHAUSEN SEA: SECTOR E 8/9 WITH GUSTS VEER SECTOR N 6/5 WITH GUSTS BY 13/1800 PROB OF FOG MIST PROB OFMOD ISOL SNOW FALL VIS VERY POOR

NORTHERN WEDDELL SEA N OF 65 - W OF 40W: N 6 WITH GUSTS BACK NW 4/5 WITH GUSTS BY 13/1500 AFTERWARDS 8 WITH GUSTS PROB OF MIST PROB OF SNOW FALL IMPR TOWARDS NIGTH VIS POOR TO MODERATE

NORTHERN WEDDELL SEA S OF 65 - W OF 40W: SECTOR N 6/5 BACK NW 5/4 BY 13/1500 PROB OF MIST PROB OF SNOW FALL IMPR TOWARDS NIGTH VIS POOR TO MODERATE

NORTHERN WEDDELL SEA REST OF THE AREA: N 6/7 GUST WITH 8 INTENSITY BACK SECTOR W BY 14/0000 PROB OF MIST PROB OF SNOW FALL IMPR DURING THE EARLY MORNING VIS POOR TO MODERATE

SOUTHERN WEDDELL SEA (68-78S 20-60W): SECTOR E 6/7 GUST WITH 8 INTENSITY VEER NW 4/5 BY 14/0600 PROB OF MIST SPELLS OF GOOD WEATHER PROB OF SNOW FALL IMPR TOWARDS THE END OF THE PERIOD VIS MODERATE OCNL POOR=