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WWAA02 SAWB 301200

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

12:00 UTC 30, MARCH 2025.

NATIONAL WEATHER SERVICE (NWS)

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

PART 1

NO WARNINGS

PART 2 GENERAL SYNOPSIS AT 09:00UTC

LOW 980HPA 64S 68W MOV E WKN

LOW 977HPA 70S 48W MOV E DPN

LOW 978HPA 73S 43W

301400 UTC 1.SEA ICE LIMIT 7139S 02000W 7032S 02622W 6817S 02832W 6547S 03052W 6510S 03730W 6527S 04311W 6425S 04417W 6203S 04828W 6136S 05339W 6300S 05912W 6405S 06418W 6547S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5449S 03902W 40X32NM A23B 5641S 03747W 10X2NM A76C 6159S 05226W 16X7NM A74A 6257S 05328W 30X18NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 6137S 05425W 9X3NM ICEBERG2 5525S 03545W 2X1NM ICEBERG3 6225S 04642W 8X3NM ICEBERG4 6221S 04240W 3X1NM ICEBERG5 6140S 05832W 2X1NM ICEBERG6 5650S 03535W 7X1NM ICEBERG7 6243S 04247W 2X1NM ICEBERG8 5632S 03451W 3X1NM ICEBERG9 6227S 05512W 2X1NM ICEBERG10 5643S 03752W 4X1NM ICEBERG11 5449S 03752W 3X1NM ICEBERG12 5500S 03756W 2X1NM 4.ICEBERGS AREA A: 7250S 02000W 4300S 02000W 4300S 02300W 7442S 02300W B: 7442S 02300W 5300S 02300W 5000S 03200W 5400S 04100W 6612S 04100W C: 6612S 04100W 6000S 04100W 5600S 05000W 6302S 06716W 6638S 06716W

PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2025-03-31

COASTAL AREAS:

SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SW 5/6 WITH GUSTS VEER SECTOR W 6 WITH GUSTS BY 30/2100 PROB OF PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER TOWARDS THE END OF THE PERIOD VIS MODERATE TO POOR

SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: NW 7/5 WITH GUSTS BACK SECTOR W 5/4 WITH GUSTS BY 30/2100 PROB OF MIST PROB OFISOL RAIN AND SNOW MIXTURE WORSENING DURING THE NIGTH VIS MODERATE TO POOR

MAR DE LA FLOTA COASTS : SW 5/6 WITH GUSTS VEER SECTOR W 6 WITH GUSTS BY 30/2100 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER TOWARDS THE END OF THE PERIOD VIS MODERATE TO POOR

GERLACHE STRAIT : NE 4/5 VEER SE 4/3 BY 30/1800 PROB OF ISOL SNOW FALL WORSENING DURING THE MORNING VIS GOOD TO MODERATE

MARGARITA BAY : SE 3/4 VEER SECTOR E 4/3 BY 31/0000 PROB OF MIST PROB OFISOL SNOW FALL WORSENING DURING THE EVENING VIS GOOD TO MODERATE

EREBUS Y TERROR GULF : SE 3/4 VEER SECTOR E 4/3 BY 31/0000 PROB OF FOG PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER TOWARDS THE END OF THE PERIOD VIS VERY POOR OCNL MODERATE

OCEANIC AREAS:

NORTHER BELLINGSHAUSEN SEA W OF 80W: SECTOR W 5/6 WITH GUSTS VEER NW 4/5 BY 31/0600 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER TOWARDS NIGTH VIS MODERATE OCNL POOR

NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SW 4/5 WITH GUSTS VEER SECTOR W 5 BY 31/0300 PROB OF MIST PROB OFINTERMITTENT SH RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER DURING THE EARLY MORNING VIS MODERATE OCNL GOOD

SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SW 3/4 BACK SECTOR S 5 BY 30/2100 PROB OF FOG PROB OFISOL SNOW FALL WORSENING DURING THE MORNING VIS MODERATE OCNL VERY POOR

NORTHERN WEDDELL SEA N OF 64 - W OF 40W: NW 5/7 BACK SECTOR W 6/5 BY 30/2100 PROB OF FOG MIST PROB OFISOL RAIN AND SNOW MIXTURE IMPR GRADUALLY TOWARDS NIGTH VIS VERY POOR TO MODERATE OCNL GOOD

NORTHERN WEDDELL SEA N OF 64 - E OF 40W: NW 5/6 WITH GUSTS DECR NW 5/4 WITH GUSTS BY 31/0300 PROB OF MIST PROB OFISOL RAIN AND SNOW MIXTURE WORSENING SLOWLY DURING THE EVENING VIS GOOD OCNL MODERATE

NORTHERN WEDDELL SEA REST OF THE AREA: NW 5/6 WITH GUSTS BACK SECTOR W 5 BY 30/2100 PROB OF MIST PROB OFISOL SNOW FALL IMPR GRADUALLY DURING THE NIGTH VIS POOR TO MODERATE OCNL GOOD

SOUTHERN WEDDELL SEA (68-78S 20-60W): SECTOR E 4/5 WITH GUSTS VEER SE 5/6 BY 31/0000 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER TOWARDS NIGTH VIS MODERATE OCNL POOR =