WWAA02 SAWB 241200

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

12:00 UTC 24, NOVEMBER 2025.

NATIONAL WEATHER SERVICE (NWS)

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

PART 1 GALE WARNING:

1370/2025 STRONG BARIC GRADIENT SOUTHERN PORTION OF DRAKE STRAIT MAR DE LA FLOTA COASTS EREBUS Y TERROR GULF MOV E DEEPENING PROVOKES WINDS FORCE 8 FROM SECTOR S IN 60S-64S 50W-60W

PART 2 GENERAL SYNOPSIS AT 09:00UTC

LOW 972HPA 61S 55W

LOW 975HPA 63S 48W MOV E DPN EXTENDS CFNT AT 63S 48W 62S 45W 60S 43W

LOW 982HPA 62S 70W MOV NE WKN

231400 UTC 1.SEA ICE LIMIT 5859S 02013W 5735S 02319W 5755S 02710W 5810S 03116W 5914S 03716W 5942S 04054W 5941S 04513W 5906S 05006W 6106S 05412W 6232S 05803W 6331S 06029W 6555S 06700W 2.ICEBERGS GREATER THAN 10NM A23A 5234S 04032W 32X24NM A74A 5412S 02652W 27X17NM A77 5356S 04131W 27X4NM A76C 5941S 03834W 16X7NM B15AB 5807S 04626W 11X4NM A23G 5302S 03834W 11X3NM 3.ICEBERGS SMALLER THAN 10NM A23I 5022S 03847W 9X6NM A23J 5133S 03710W 8X2NM ICEBERG1 5104S 03433W 3X1NM ICEBERG2 5554S 04223W 9X2NM ICEBERG3 5154S 03409W 3X1NM ICEBERG4 5248S 03851W 7X3NM ICEBERG5 4925S 02305W 4X2NM ICEBERG6 5223S 03747W 2X1NM ICEBERG7 6048S 04529W 3X2NM ICEBERG8 5110S 03802W 6X2NM ICEBERG9 5206S 03847W 3X3NM ICEBERG10 5255S 04126W 2X2NM ICEBERG11 5322S 03814W 3X3NM ICEBERG12 5133S 03723W 2X1NM ICEBERG13 5130S 03910W 4X2NM ICEBERG14 4957S 02452W 2X1NM ICEBERG15 5306S 03744W 3X1NM ICEBERG16 5247S 03959W 4X1NM ICEBERG17 5758S 04525W 3X1NM ICEBERG18 5258S 04116W 2X1NM ICEBERG19 5009S 03855W 2X1NM ICEBERG20 5003S 03905W 2X1NM ICEBERG21 5257S 04125W 2X1NM ICEBERG22 5304S 04105W 2X1NM ICEBERG23 5248S 04112W 3X1NM ICEBERG24 5404S 04031W 2X1NM ICEBERG25 5253S 04121W 2X1NM ICEBERG26 5300S 04130W 2X2NM ICEBERG27 5059S 02147W 3X1NM ICEBERG28 4938S 02837W 3X1NM 4.ICEBERGS AREA A 5938S 02000W 4600S 02000W 4600S 03100W 5800S 03100W B 5800S 03100W 4600S 03100W 4700S 03800W 5900S 03800W C 4700S 03800W 5900S 03800W 6200S 06716W 6600S 06716W

PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2025-11-25

COASTAL AREAS:

SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SECTOR W 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 S 8 PROB OF ISOL SNOW FALL PROB OF MIST FOG PATCHES IMPR TOWARDS THE END OF THE PERIOD VIS VERY POOR TO POOR OCNL MODERATE

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

MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR S 8 PROB OF ISOL SNOW FALL PROB OF MIST FOG PATCHES IMPR TOWARDS THE END OF THE PERIOD VIS VERY POOR TO POOR OCNL MODERATE

GERLACHE STRAIT : SECTOR E 3/4 VIS GOOD

MARGARITA BAY : SECTOR E 3/4 INCR 5/6 BY 25/0000 VIS GOOD

EREBUS Y TERROR GULF : SECTOR S 8 PROB OF ISOL SNOW FALL PROB OF MIST FOG PATCHES IMPR TOWARDS NIGTH VIS VERY POOR TO POOR OCNL MODERATE

OCEANIC AREAS:

NORTHER BELLINGSHAUSEN SEA (60-66S 70-90W): E 3/4 PROB OF MIST FOG PATCHES PROB OFISOL SNOW FALL VIS MODERATE TO POOR OCNL VERY POOR

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

NORTHERN WEDDELL SEA (60-68S 20-50W): SECTOR W 3/4 PROB OF MIST FOG PATCHES PROB OFISOL SNOW FALL VIS MODERATE TO POOR OCNL VERY POOR

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