WWAA02 SAWB 050000

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

00:00 UTC 05, MAY 2026.

NATIONAL WEATHER SERVICE (NWS)

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

PART 1 GALE WARNING:

607/2026 STRONG BARIC GRADIENT SOUTHERN PORTION OF DRAKE STRAIT MAR DE LA FLOTA COASTS EREBUS Y TERROR GULF MOV NE WEAKENING PROVOKES WINDS FORCE 9 FROM SW WITH GUST IN 60S-65S 59W-50W UNTIL 05/0900

608/2026 STRONG BARIC GRADIENT NORTHERN WEDDELL SEA MOV E DEEPENING PROVOKES WINDS FORCE 9 FROM SECTOR S GUST WITH 10 INTENSITY IN 60S-70S 50W-30W UNTIL 06/0000

609/2026 STRONG BARIC GRADIENT NORTHER BELLINGSHAUSEN SEA MOV E DEEPENING PROVOKES WINDS FORCE 8 FROM NE GUST WITH 9 INTENSITY IN 63S-70S 90W-80W UNTIL 05/2100

PART 2 GENERAL SYNOPSIS AT 21:00UTC

HIGH 1005HPA 64S 70W MOV NE INTSF

HIGH 1008HPA 67S 60W MOV NE INTSF

LOW 984HPA 62S 90W MOV SE DPN

LOW 939HPA 63S 31W MOV E DPN

041400 UTC 1.SEA ICE LIMIT 6833S 02000W 6648S 02845W 6311S 03120W 6508S 03309W 6159S 03802W 6301S 04248W 6208S 05113W 6224S 05316W 6308S 05713W 6336S 06028W 6426S 06356W 6645S 06716W 2.ICEBERGS GREATER THAN 10NM A76C 5832S 03629W 16X7NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 4931S 02715W 6X3NM ICEBERG2 5056S 02739W 5X3NM ICEBERG3 4726S 02734W 2X1NM ICEBERG4 4649S 02721W 4X2NM ICEBERG5 5821S 03318W 3X1NM ICEBERG6 5755S 03622W 2X1NM 4.ICEBERGS AREA A6843S 02000W 4058S 02000W 4158S 03700W 6215S 03700W B6215S 03700W 4158S 03700W 5858S 05002W 6233S 05002W C6233S 05002W 5858S 05002W 6227S 06716W 6859S 06716W

041400 UTC 1.SEA ICE LIMIT 6833S 02000W 6648S 02845W 6311S 03120W 6508S 03309W 6159S 03802W 6301S 04248W 6208S 05113W 6224S 05316W 6308S 05713W 6336S 06028W 6426S 06356W 6645S 06716W 2.ICEBERGS GREATER THAN 10NM A76C 5832S 03629W 16X7NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 4931S 02715W 6X3NM ICEBERG2 5056S 02739W 5X3NM ICEBERG3 4726S 02734W 2X1NM ICEBERG4 4649S 02721W 4X2NM ICEBERG5 5821S 03318W 3X1NM ICEBERG6 5755S 03622W 2X1NM 4.ICEBERGS AREA A6843S 02000W 4058S 02000W 4158S 03700W 6215S 03700W B6215S 03700W 4158S 03700W 5858S 05002W 6233S 05002W C6233S 05002W 5858S 05002W 6227S 06716W 6859S 06716W

PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2026-05-6

COASTAL AREAS:

SOUTHERN PORTION OF DRAKE STRAIT W OF W60: SW 3/4 VEER SECTOR N 4/5 BY 5/1200 PROB OF MIST PROB OFISOL SNOW FALL IMPR STARTING EARLY MORNING VIS MODERATE TO GOOD

SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SECTOR S 9 WITH GUSTS DECR SECTOR S 6/5 WITH GUSTS BY 5/0900 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT SNOW FALL IMPR STARTING NOON VIS VERY POOR TO MODERATE OCNL GOOD

MAR DE LA FLOTA COASTS W OF 60W: SW 3/4 VEER SECTOR N 4/5 BY 5/1500 PROB OF MIST PROB OFISOL SNOW FALL IMPR STARTING EARLY MORNING VIS MODERATE TO GOOD

MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR S 9 WITH GUSTS DECR SECTOR S 7/5 WITH GUSTS BY 5/0900 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT SNOW FALL IMPR STARTING NOON VIS VERY POOR TO MODERATE OCNL GOOD

GERLACHE STRAIT : SECTOR E 3/4 VEER SE 3/4 BY 5/1200 VIS GOOD

MARGARITA BAY : NE 3/4 VEER SE 3 BY 5/0900 VIS GOOD

EREBUS Y TERROR GULF : SW 9 WITH GUSTS DECR SW 9 WITH GUSTS BY 5/0900 AFTERWARDS SECTOR S 5/4 BY 5/1500 PROB OF FOG AND MIST IN PATCHES PROB OFCOASTAL BLIZZARD IMPR STARTING EARLY MORNING VIS VERY POOR TO MODERATE OCNL GOOD

OCEANIC AREAS:

NORTHER BELLINGSHAUSEN SEA N OF 64S: NE 4/5 INCR NE 6/7 WITH GUSTS BY 5/0600 AFTERWARDS NW 4/5 BY 5/0600 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL WORSENING DURING THE EARLY MORNING VIS GOOD TO MODERATE OCNL VERY POOR

NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: NE 6/7 GUST WITH 8 INTENSITY INCR NE 8 WITH GUSTS BY 5/1200 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING TOWARDS NOON VIS GOOD TO MODERATE OCNL POOR

SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): NE 6/7 WITH GUSTS INCR SECTOR E 8 WITH GUSTS BY 5/1500 PROB OF FOG AND MIST IN PATCHES PROB OFMOD SNOW FALL WORSENING TOWARDS NOON VIS MODERATE TO VERY POOR

NORTHERN WEDDELL SEA N OF 64S: SECTOR S 9 WITH GUSTS DECR SECTOR S 6/5 WITH GUSTS BY 5/2100 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT SNOW FALL IMPR DURING THE EVENING VIS VERY POOR TO MODERATE OCNL GOOD

NORTHERN WEDDELL SEA REST OF THE AREA: SECTOR S 9 WITH GUSTS DECR SECTOR S 7/6 WITH GUSTS BY 5/0900 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT SNOW FALL IMPR STARTING NOON VIS VERY POOR TO MODERATE OCNL GOOD

SOUTHERN WEDDELL SEA (68-78S 20-60W): SE 4/5 BACK SECTOR E 5/6 WITH GUSTS BY 5/1200 PROB OF MIST PROB OFISOL SNOW FALL IMPR DURING THE EVENING VIS MODERATE TO GOOD=