WWAA02 SAWB 171200

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

12:00 UTC 17, NOVEMBER 2025.

NATIONAL WEATHER SERVICE (NWS)

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

PART 1 GALE WARNING:

1339/2025 STRONG BARIC GRADIENT SOUTHERN PORTION OF DRAKE STRAIT MOV E DEEPENING PROVOKES WINDS FORCE 9 FROM SECTOR E IN 60S-62S 60W-70W UNTIL 18/0300

1340/2025 STRONG BARIC GRADIENT MAR DE LA FLOTA COASTS MOV E DEEPENING PROVOKES WINDS FORCE 9 FROM SECTOR S IN 61S-63S 50W-60W

1341/2025 STRONG BARIC GRADIENT EREBUS Y TERROR GULF MOV E DEEPENING PROVOKES WINDS FORCE 8 FROM SECTOR S IN 64S-66S 55W-60W FROM 17/1800

PART 2 GENERAL SYNOPSIS AT 09:00UTC

LOW 960HPA 62S 88W MOV E WKN

RIDGE 60S 55W 50S 60W 54S 55W 56S 60W MOV NE WKN

161400 UTC 1.LIMITE DE HIELO MARINO 5845S 02000W 5840S 02051W 5734S 02600W 5830S 03035W 5842S 03526W 6009S 03712W 6028S 04110W 5927S 04647W 5933S 04854W 6118S 05341W 6334S 06059W 6605S 06716W 2.TEMPANOS MAYORES A 10MN A23A 5251S 04013W 32X24MN A74A 5351S 02841W 27X17MN A77 5447S 04000W 27X4MN A76C 6017S 03846W 16X7MN B15AB 5807S 04527W 11X4MN A23G 5240S 03856W 11X3MN A23I 4951S 03907W 9X6MN 3.TEMPANOS MENORES A 10MN A23J 5125S 03832W 8X2MN TEMPANO1 4951S 03106W 7X1MN TEMPANO2 5102S 03546W 3X1MN TEMPANO3 5517S 04235W 9X2MN TEMPANO4 5110S 03452W 3X1MN TEMPANO5 5043S 03614W 3X2MN TEMPANO6 5223S 03856W 7X3MN TEMPANO7 5124S 04013W 2X2MN TEMPANO8 5219S 03742W 3X1MN TEMPANO9 4954S 02425W 4X2MN TEMPANO10 5221S 03720W 2X1MN TEMPANO11 5156S 03812W 2X1MN TEMPANO12 4928S 03325W 3X1MN TEMPANO13 6048S 04530W 3X2MN TEMPANO14 5124S 03357W 2X1MN TEMPANO15 5048S 03821W 6X2MN TEMPANO16 5149S 03835W 3X3MN TEMPANO17 5321S 03906W 7X6MN TEMPANO18 5245S 03801W 3X3MN TEMPANO19 5124S 03838W 2X1MN TEMPANO20 5155S 03914W 4X2MN TEMPANO21 4957S 02446W 2X1MN TEMPANO22 5252S 03846W 3X1MN TEMPANO23 5243S 03758W 3X1MN TEMPANO24 5243S 03917W 4X1MN TEMPANO25 5246S 03907W 2X1MN TEMPANO26 5300S 03928W 3X1MN TEMPANO27 4946S 03902W 4X4MN TEMPANO28 5830S 04458W 3X1MN

PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2025-11-18

COASTAL AREAS:

SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SECTOR E 9 DECR 5 BY 18/0300 PROB OF MIST VIS GOOD OCNL MODERATE

SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SECTOR W 3/4 VEER SECTOR S 6 BY 18/0000 PROB OF MIST PROB OFISOL SNOW FALL VIS GOOD TO MODERATE OCNL POOR

MAR DE LA FLOTA COASTS W OF 60W: SECTOR E 3/5 PROB OF MIST VIS GOOD OCNL MODERATE

MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR S 8 BY 17/1200 PROB OF MIST PROB OFISOL SNOW FALL VIS GOOD TO MODERATE OCNL POOR

GERLACHE STRAIT : SECTOR E 5/6 DECR 3 BY 18/0000 VIS GOOD

MARGARITA BAY : SECTOR E 3/5 VIS GOOD

EREBUS Y TERROR GULF : SECTOR S 4/5 8 BY 17/1800 PROB OF MIST FOG PATCHES PROB OFISOL SNOW FALL WORSENING TOWARDS MORNING VIS MODERATE TO POOR OCNL VERY POOR

OCEANIC AREAS:

NORTHER BELLINGSHAUSEN SEA (60-66S 70-90W): NE 3/4 VEER SECTOR E 5 BY 17/1200 PROB OF MIST PROB OFISOL SNOW FALL VIS GOOD TO MODERATE OCNL VERY POOR

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

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