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SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

00:00 UTC 14, MAY 2025.

NATIONAL WEATHER SERVICE (NWS)

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

PART 1 GALE WARNING:

527/2025 STRONG BARIC GRADIENT MOV SE PROVOKES WINDS FORCE 9 WITH GUST IN 60S-63S 50W-65W UNTIL 14/0300

528/2025 STRONG BARIC GRADIENT WILL PROVOKE WINDS FORCE 8 FROM SECTOR E WITH GUST IN 60S-63S 30W-50W FROM 14/2300

PART 2 GENERAL SYNOPSIS AT 21:00UTC

LOW 960HPA 68S 80W MOV W WKN EXP 69S 88W BY 15/0000

LOW 975HPA 69S 53W MOV SE WKN

RIDGE 60S 32W 70S 32W MOV E

131400 UTC 1.SEA ICE LIMIT 6223S 02000W 6223S 02624W 6312S 03152W 6310S 03503W 6124S 03927W 6200S 04434W 6051S 04807W 6143S 05249W 6247S 05604W 6333S 06045W 6510S 06523W 6207S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5449S 03902W 40X32NM A76C 6057S 04830W 16X7NM A74A 6049S 05215W 30X18NM A77 6351S 05445W 27X4NM A23C 5501S 03350W 10X5NM 3.ICEBERGS SMALLER THAN 10NM A80A 6128S 05233W 8X5NM ICEBERG1 6059S 05053W 9X3NM ICEBERG2 5525S 03543W 2X1NM ICEBERG3 6117S 03810W 3X1NM ICEBERG4 5233S 03513W 4X1NM ICEBERG5 5517S 03314W 3X1NM ICEBERG6 5703S 03503W 4X1NM ICEBERG7 5527S 03709W 2X1NM ICEBERG8 5253S 03712W 6X2NM ICEBERG9 6046S 04857W 6X5NM ICEBERG10 6121S 04849W 3X1NM ICEBERG11 6334S 05405W 4X2NM ICEBERG12 5211S 03729W 2X1NM ICEBERG13 6113S 04858W 2X1NM ICEBERG14 5206S 03736W 3X1NM ICEBERG15 6327S 05359W 3X1NM 4.ICEBERGS AREA A: 6235S 02000W 4800S 02000W 4900S 03500W 6230S 03600W B: 6230S 03600W 5000S 03400W 5000S 04500W 6120S 04900W C: 6120S 04900W 5400S 04700W 5500S 06716W 6500S 06716W

PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2025-05-15

COASTAL AREAS:

SOUTHERN PORTION OF DRAKE STRAIT W OF 65W: NW 6 WITH GUSTS VEER E 4 BY 14/0600 PROB OF FOG MIST PROB OFISOL RAIN WORSENING DURING THE EVENING VIS POOR OCNL VERY POOR

SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: NW 8/9 WITH GUSTS VEER E 6/5 BY 14/0900 PROB OF FOG MIST PROB OFISOL RAIN WORSENING DURING THE EVENING VIS POOR OCNL VERY POOR

MAR DE LA FLOTA COASTS W OF 60W: NW 6 WITH GUSTS VEER E 4 BY 14/0600 PROB OF FOG MIST PROB OFISOL RAIN SNOW FALL WORSENING DURING THE EVENING VIS POOR OCNL VERY POOR

MAR DE LA FLOTA COASTS REST OF THE AREA: NW 8/9 WITH GUSTS VEER E 6/5 BY 14/0900 PROB OF FOG MIST PROB OFISOL RAIN SNOW FALL WORSENING DURING THE EVENING VIS POOR OCNL VERY POOR

GERLACHE STRAIT : NW 5/4 WITH GUSTS VEER NE 6/7 WITH GUSTS BY 14/0600 PROB OF FOG AND MIST IN PATCHES IMPR TOWARDS THE END OF THE PERIOD PROB OFINTERMITTENT SNOW FALL VIS VERY POOR TO MODERATE

MARGARITA BAY : SECTOR N 7/6 WITH GUSTS DECR 5/4 BY 14/1800 PROB OF INTERMITTENT SNOW FALL VIS GOOD OCNL MODERATE

EREBUS Y TERROR GULF : SW 3/4 PROB OF FOG PROB OFISOL SNOW FALL WORSENING DURING THE NIGTH VIS MODERATE TO POOR

OCEANIC AREAS:

NORTHER BELLINGSHAUSEN SEA W OF 80 - N OF 65S: SECTOR W 4/5 PROB OF FOG PROB OFSLIGHT ISOL SNOW FALL VIS MODERATE OCNL POOR

NORTHER BELLINGSHAUSEN SEA E OF 80 - N OF 65S: NW 5/4 VEER S 4 BY 14/0600 PROB OF FOG PROB OFSLIGHT ISOL SNOW FALL VIS MODERATE OCNL POOR

NORTHER BELLINGSHAUSEN SEA W OF 80 - S OF 65S: VRB 4/3 PROB OF FOG MIST PROB OFSLIGHT ISOL SNOW FALL VIS MODERATE OCNL POOR

NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR N 5/4 PROB OF FOG MIST PROB OFSLIGHT ISOL SNOW FALL VIS MODERATE OCNL POOR

SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SECTOR E 6/5 WITH GUSTS PROB OF FOG MIST PROB OFSLIGHT ISOL SNOW FALL VIS MODERATE OCNL POOR

NORTHERN WEDDELL SEA N OF 63 - W OF 30W: NW 7/6 GUST WITH 8 INTENSITY VEER NE 5/6 WITH GUSTS BY 14/1500 AFTERWARDS SECTOR E 8 WITH GUSTS BY 14/2300 PROB OF FOG AND MIST IN PATCHES PROB OFHVY RAIN SNOW FALL STARTING NIGTH VIS MODERATE TO VERY POOR

NORTHERN WEDDELL SEA S OF 63 - W OF 30W: SECTOR W 5 WITH GUSTS PROB OF FOG AND MIST IN PATCHES PROB OF SNOW FALL IMPR DURING THE EVENING VIS POOR TO MODERATE

NORTHERN WEDDELL SEA REST OF THE AREA: SECTOR W 5/4 WITH GUSTS PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL IMPR VIS POOR TO MODERATE

SOUTHERN WEDDELL SEA (68-78S 20-60W): SECTOR W 4 PROB OF FOG AND MIST IN PATCHES PROB OF SNOW FALL IMPR DURING THE EVENING VIS MODERATE OCNL VERY POOR=