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WWAA02 SAWB 031200

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SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

12:00 UTC 03, MAY 2025.

NATIONAL WEATHER SERVICE (NWS)

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

PART 1 GALE WARNING:

485/2025 STRONG BARIC GRADIENT MOV SE NOT CHANGE WILL PROVOKE WINDS FORCE 8 FROM SECTOR N WITH GUST IN 60S-63S 64W-50W FROM 03/1800 UNTIL 04/0300

PART 2 GENERAL SYNOPSIS AT 09:00UTC

LOW 990HPA 60S 75W MOV SE NC

LOW 998HPA 68S 51W MOV E WKN

RIDGE 60S 40W 65S 32W MOV E INTSF

031400 UTC 1.SEA ICE LIMIT 6903S 02000W 6600S 06540W 6553S 06613W 6346S 05812W 6259S 05603W 6447S 06401W 6423S 06306W 6341S 06037W 6555S 06601W 6440S 06241W 6407S 06144W 6602S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5448S 03903W 40X32NM A76C 6105S 04839W 16X7NM A74A 6113S 05103W 30X18NM A77 6402S 05429W 27X4NM A23C 5625S 03420W 10X5NM 3.ICEBERGS SMALLER THAN 10NM A80A 6127S 05216W 9X7NM ICEBERG1 6128S 05137W 9X3NM ICEBERG2 5525S 03543W 2X1NM ICEBERG3 6058S 03922W 3X1NM ICEBERG4 5253S 03549W 7X1NM ICEBERG5 6207S 03859W 2X1NM ICEBERG6 5543S 03309W 3X1NM ICEBERG7 5618S 03522W 4X1NM ICEBERG8 5507S 03723W 2X1NM ICEBERG9 5407S 03802W 3X1NM ICEBERG10 5251S 03620W 6X2NM ICEBERG11 6055S 04918W 6X5NM ICEBERG12 6136S 04940W 3X1NM ICEBERG13 5432S 03732W 8X1NM ICEBERG14 6208S 05148W 3X1NM ICEBERG15 6129S 05003W 2X1NM ICEBERG16 6221S 04337W 7X2NM ICEBERG17 6357S 05445W 6X2NM ICEBERG18 6427S 05530W 4X2NM ICEBERG19 6302S 05350W 5X1NM ICEBERG20 5302S 03613W 4X1NM 4.ICEBERGS AREA A: 6333S 02000W 4658S 02000W 4800S 04257W 6258S 04300W B: 6258S 04300W 5600S 04300W 5600S 04800W 6154S 05800W C: 6154S 05800W 6000S 05800W 6000S 06716W 6642S 06716W

PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2025-05-4

COASTAL AREAS:

SOUTHERN PORTION OF DRAKE STRAIT W OF 65W: NE 5/6 WITH GUSTS BY 03/1500 VEER S 3/3 PROB OF FOG MIST PROB OFMOD HVY RAIN VIS VERY POOR TO POOR

SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: NE 5/6 WITH GUSTS INCR NE 7/8 WITH GUSTS BY 03/1500 PROB OF MIST PROB OFMOD HVY RAIN VIS VERY POOR TO POOR

MAR DE LA FLOTA COASTS W OF 60W: NE 5/6 WITH GUSTS BY 03/1500 VEER S 4/3 BY 4/0000 PROB OF MIST PROB OFHVY RAIN VIS MODERATE TO POOR

MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR N 5/6 WITH GUSTS VEER NE 6/7 GUST WITH 8 INTENSITY BY 03/1800 PROB OF MIST PROB OFMOD HVY RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER DURING THE EARLY MORNING VIS MODERATE TO POOR

GERLACHE STRAIT : SECTOR E 5/6 WITH GUSTS PROB OF FOG PATCHES STARTING EVENING PROB OF RAIN WORSENING TOWARDS NIGTH VIS GOOD OCNL POOR

MARGARITA BAY : NE 5 VEER VRB 3 BY 4/0000 PROB OF FOG PATCHES TOWARDS NIGTH PROB OF SNOW FALL SPELLS OF GOOD WEATHER VIS GOOD OCNL POOR

EREBUS Y TERROR GULF : NW 6 WITH GUSTS VEER NE BY 03/2100 PROB OF FOG MIST TOWARDS EVENING PROB OFISOL SNOW FALL STARTING NIGTH VIS GOOD TO VERY POOR

OCEANIC AREAS:

NORTHER BELLINGSHAUSEN SEA W OF 80 - N OF 64S: SECTOR N 4/3 PROB OF FOG MIST STARTING EVENING VIS GOOD TO VERY POOR

NORTHER BELLINGSHAUSEN SEA E OF 80 - N OF 64S: SECTOR S 6/7 GUST WITH 8 INTENSITY PROB OF FOG MIST PROB OFMOD HVY RAIN AND SNOW MIXTURE IMPR TOWARDS THE END OF THE PERIOD VIS MODERATE TO POOR

NORTHER BELLINGSHAUSEN SEA W OF 80 - S OF 64S: NW 5/6 WITH GUSTS BACK W 4 BY 03/1800 PROB OF FOG MIST STARTING EVENING LOW PROB OFISOL SNOW FALL IMPR DURING THE EVENING VIS MODERATE TO VERY POOR

NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR N 4 BACK S 4/5 BY 4/0600 PROB OF MIST LOW PROB OFISOL SNOW FALL IMPR DURING THE NIGTH VIS MODERATE OCNL POOR

SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): NW 5/4 BACK W 4/3 BY 03/2100 PROB OF MIST LOW PROB OFISOL SNOW FALL VIS MODERATE OCNL POOR

NORTHERN WEDDELL SEA N OF 67 - W OF 42W: 5/6 WITH GUSTS INCR SECTOR N 7/8 WITH GUSTS BY 4/0300 PROB OF MIST FOG PATCHES PROB OFISOL SNOW FALL STARTING EARLY MORNING VIS MODERATE TO POOR

NORTHERN WEDDELL SEA N OF 67 - W OF 42W: NW 6/7 GUST WITH 8 INTENSITY VEER SECTOR N 5/4 BY 4/0000 PROB OF FOG PROB OFISOL SNOW FALL VIS MODERATE OCNL POOR

NORTHERN WEDDELL SEA REST OF THE AREA: SW 5/4 VEER NW BY 03/1800 PROB OF FOG PROB OFISOL SNOW FALL IMPR TOWARDS THE END OF THE PERIOD VIS MODERATE OCNL VERY POOR

SOUTHERN WEDDELL SEA (68-78S 20-60W): SECTOR N 4/5 BACK NW 3/4 BY 4/0300 PROB OF MIST LOW PROB OFISOL SNOW FALL VIS MODERATE OCNL VERY POOR=