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WWAA02 SAWB 170000

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

00:00 UTC 17, MAY 2025.

NATIONAL WEATHER SERVICE (NWS)

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

PART 1 GALE WARNING:

538/2025 STRONG BARIC GRADIENT MOV E WILL PROVOKE WINDS FORCE 8 FROM SW WITH GUST IN 60S-70S 20W-30W FROM 17/1200

PART 2 GENERAL SYNOPSIS AT 21:00UTC

LOW 990HPA 63S 67W MOV N WKN

161400 UTC 1.SEA ICE LIMIT 6145S 02000W 6201S 02515W 6259S 03132W 6337S 03654W 6133S 03750W 6126S 04223W 6205S 04626W 6041S 05036W 6216S 05435W 6320S 05943W 6414S 06355W 6600S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5448S 03901W 40X32NM A76C 6054S 04816W 16X7NM A74A 6034S 05153W 30X18NM A77 6352S 05422W 27X4NM A23C 5413S 03420W 10X5NM 3.ICEBERGS SMALLER THAN 10NM A80A 6125S 05239W 8X5NM ICEBERG1 6102S 05112W 9X3NM ICEBERG2 5525S 03543W 2X1NM ICEBERG3 6132S 03735W 3X1NM ICEBERG4 5249S 03450W 4X1NM ICEBERG5 5410S 03405W 3X1NM ICEBERG6 5651S 03457W 4X1NM ICEBERG7 5503S 03720W 2X1NM ICEBERG8 5255S 03708W 6X2NM ICEBERG9 6044S 04838W 6X5NM ICEBERG10 6121S 04835W 3X1NM ICEBERG11 6327S 05358W 4X2NM ICEBERG12 5220S 03806W 4X1NM ICEBERG13 6123S 04907W 2X1NM ICEBERG14 5228S 03759W 3X1NM ICEBERG15 6313S 05348W 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 2025-05-18

COASTAL AREAS:

SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: W 4 VEER E BY 17/1200 PROB OF MIST DISSIPATING TOWARDS THE END OF THE PERIOD PROB OFISOL SNOW FALL VIS POOR TO GOOD

SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: NE 4/5 VEER E 6 WITH GUSTS BY 17/2100 PROB OF MIST DISSIPATING TOWARDS THE END OF THE PERIOD PROB OFISOL SNOW FALL VIS POOR TO GOOD

MAR DE LA FLOTA COASTS W OF 60W: NE 4/5 VEER E 6 WITH GUSTS BY 17/2100 PROB OF MIST DISSIPATING TOWARDS THE END OF THE PERIOD PROB OFISOL SNOW FALL VIS MODERATE TO GOOD

MAR DE LA FLOTA COASTS REST OF THE AREA: NE 4/5 VEER E 6 WITH GUSTS BY 17/2100 PROB OF MIST DISSIPATING TOWARDS THE END OF THE PERIOD PROB OFISOL SNOW FALL VIS MODERATE TO GOOD

GERLACHE STRAIT : NE 5/4 PROB OF ISOL SNOW FALL VIS GOOD OCNL MODERATE

MARGARITA BAY : SECTOR E 4/3 VEER S BY 17/1200 PROB OF COASTAL FOG PROB OFISOL SNOW FALL IMPR DURING THE MORNING VIS GOOD OCNL POOR

EREBUS Y TERROR GULF : S 4/5 PROB OF SLIGHT ISOL SNOW FALL STARTING EVENING VIS GOOD OCNL MODERATE

OCEANIC AREAS:

NORTHER BELLINGSHAUSEN SEA (60-66S 70-90W): SECTOR S 5/4 PROB OF MIST FOG PATCHES PROB OFISOL SNOW FALL VIS MODERATE OCNL POOR

SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SECTOR N 4/3 PROB OF MIST FOG PATCHES PROB OFISOL SNOW FALL VIS MODERATE OCNL POOR

NORTHERN WEDDELL SEA W OF 30W: S 6/4 WITH GUSTS VEER SW 5/3 BY 17/0900 PROB OF MIST VIS POOR TO MODERATE

NORTHERN WEDDELL SEA REST OF THE AREA: SW 7 GUST WITH 9 INTENSITY INCR 8 WITH GUSTS BY 17/0900 VIS GOOD TO MODERATE

SOUTHERN WEDDELL SEA (68-78S 20-60W): SW 5 VIS GOOD