WWAA02 SAWB 240000

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

00:00 UTC 24, DECEMBER 2025.

NATIONAL WEATHER SERVICE (NWS)

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

PART 1 GALE WARNING:

1476/2025 STRONG BARIC GRADIENT MAR DE LA FLOTA COASTS MOV E WEAKENING EXPECTED 61S 63W 60S 70W AROUND 24/1800 PROVOKES WINDS FORCE 8 FROM SECTOR E

PART 2 GENERAL SYNOPSIS AT 21:00UTC

LOW 969HPA 65S 45W

LOW 973HPA 60S 75W

LOW 975HPA 65S 78W MOV E WKN

231400 UTC 1.SEA ICE LIMIT 6133S 02000W 6054S 02325W 6114S 03114W 5916S 03443W 6107S 04321W 6220S 04748W 6054S 05120W 6224S 05801W 6342S 05951W 6348S 06017W 6444S 06422W 6637S 06717W 2.ICEBERGS GREATER THAN 10NM A23A 5259S 04015W 32X24NM A74A 5919S 02249W 27X13NM A77 4924S 03725W 27X4NM A76C 5948S 03715W 16X7NM B15AB 5720S 04137W 10X4NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 5238S 04202W 9X2NM ICEBERG2 5328S 03910W 7X3NM ICEBERG3 5205S 04106W 2X2NM ICEBERG4 5139S 03514W 2X1NM ICEBERG5 5245S 03705W 3X1NM ICEBERG6 5308S 04035W 4X1NM ICEBERG7 5050S 03443W 3X1NM ICEBERG8 5225S 04026W 2X1NM ICEBERG9 5051S 04122W 4X1NM ICEBERG10 5017S 03856W 5X4NM ICEBERG11 5011S 03440W 8X2NM ICEBERG12 5231S 03931W 4X2NM ICEBERG13 4956S 02935W 2X1NM ICEBERG14 5309S 04027W 4X2NM ICEBERG15 5242S 04014W 4X1NM ICEBERG16 5252S 03931W 3X2NM ICEBERG17 5256S 03952W 2X1NM ICEBERG18 5233S 03938W 2X2NM ICEBERG19 5214S 04214W 9X3NM ICEBERG20 5302S 03945W 2X1NM ICEBERG21 5213S 04023W 2X1NM ICEBERG22 4944S 03722W 4X1NM ICEBERG23 5251S 03942W 2X1NM ICEBERG24 6047S 04529W 3X3NM ICEBERG25 6139S 04719W 4X3NM ICEBERG26 6100S 05157W 7X2NM ICEBERG27 4937S 03835W 2X1NM ICEBERG28 4936S 03758W 3X1NM ICEBERG29 4957S 03908W 3X1NM ICEBERG30 5305S 03945W 3X1NM 4.ICEBERGS AREA A 6000S 02000W 4400S 02000W 4400S 03400W 6000S 03500W B 6000S 03500W 4400S 03400W 4800S 04100W 4100S 06100W C 4100S 06120W 4800S 04100W 6300S 06716W 6700S 06716W

PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2025-12-25

COASTAL AREAS:

SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SECTOR N 3/4 PROB OF ISOL SNOW FALL PROB OF MIST FOG PATCHES VIS MODERATE TO POOR OCNL VERY POOR

SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SECTOR N 3/4 PROB OF ISOL SNOW FALL PROB OF MIST FOG PATCHES VIS MODERATE TO POOR OCNL VERY POOR

MAR DE LA FLOTA COASTS W OF 60W: SECTOR W 3/4 INCR 8 BY 24/1800 PROB OF ISOL SNOW FALL PROB OF MIST VIS GOOD TO MODERATE OCNL POOR

MAR DE LA FLOTA COASTS REST OF THE AREA: SW 3/4 VEER NE 4 BY 24/0600 PROB OF ISOL SNOW FALL PROB OF MIST FOG PATCHES TOWARDS NIGTH WORSENING VIS MODERATE TO POOR OCNL VERY POOR

GERLACHE STRAIT : SECTOR E 3/4 VIS GOOD

MARGARITA BAY : NE 4/5 VIS GOOD

EREBUS Y TERROR GULF : SECTOR S 3/5 PROB OF ISOL SNOW FALL PROB OF MIST FOG PATCHES TOWARDS MORNING IMPR VIS VERY POOR TO MODERATE OCNL GOOD

OCEANIC AREAS:

NORTHER BELLINGSHAUSEN SEA (60-66S 70-90W): SECTOR W 4/5 PROB OF ISOL SNOW FALL PROB OF MIST VIS GOOD TO MODERATE OCNL VERY POOR

SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SECTOR W 3/5 PROB OF ISOL SNOW FALL PROB OF MIST VIS GOOD TO MODERATE OCNL POOR

NORTHERN WEDDELL SEA (60-68S 20-50W): SECTOR W 4/5 PROB OF MIST FOG PATCHES PROB OFISOL SNOW FALL VIS MODERATE TO POOR OCNL VERY POOR

SOUTHERN WEDDELL SEA (68-78S 20-60W): SECTOR S 3/4 PROB OF ISOL SNOW FALL PROB OF MIST FOG PATCHES VIS MODERATE TO POOR OCNL VERY POOR=