WWAA02 SAWB 121200

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

12:00 UTC 12, JULY 2026.

NATIONAL WEATHER SERVICE (NWS)

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

PART 1 GALE WARNING:

947/2026 STRONG BARIC GRADIENT NORTHER BELLINGSHAUSEN SEA NORTHER BELLINGSHAUSEN SEA MOV E DEEPENING WILL PROVOKE WINDS FORCE 9 WITH GUST IN 63S-72S 90W-75W FROM 12/1500 UNTIL 13/1200

PART 2 GENERAL SYNOPSIS AT 09:00UTC

LOW 1006HPA 65S 74W MOV SE WKN

LOW 976HPA 70S 30W MOV E WKN

LOW 996HPA 61S 44W MOV SE WKN

HIGH 1008HPA 67S 79W MOV E INTSF

RIDGE 60S 78W 62S 63W MOV E INTSF

111400 UTC 1.SEA ICE LIMIT 5910S 02000W 5744S 02618W 5837S 03217W 5927S 03758W 5950S 04317W 6214S 04813W 6309S 05247W 6308S 05655W 6246S 06032W 6412S 06337W 6615S 06559W 6640S 06716W 2.ICEBERGS GREATER THAN 10NM D33B 6216S 05328W 21X12NM A81 6113S 05219W 28X25NM A76C 5229S 03145W 16X6NM D33C 6320S 05311W 9X4NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 5234S 03147W 2X1NM ICEBERG2 6252S 05309W 6X3NM ICEBERG3 6321S 05304W 5X2NM ICEBERG4 6311S 05300W 4X3NM ICEBERG5 6308S 05250W 2X1NM ICEBERG6 5954S 03614W 4X2NM 4.ICEBERGS AREA A6000S 02000W 4300S 02000W 5000S 03300W 6000S 03400W B6000S 03400W 5000S 03300W 6020S 05000W 6300S 04900W C6300S 04900W 6020S 05000W 6200S 06716W 6800S 06716W

PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-07-13

COASTAL AREAS:

SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SW 4/5 VEER SECTOR W 5/4 BY 12/1800 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER TOWARDS NOON VIS POOR TO MODERATE

SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SW 5/4 WITH GUSTS INCR SW 5/6 WITH GUSTS BY 13/0000 PROB OF MIST PROB OFISOL SNOW FALL WORSENING TOWARDS NIGTH VIS GOOD TO MODERATE

MAR DE LA FLOTA COASTS W OF 60W: SW 4/5 VEER SECTOR W 5/4 BY 12/1800 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER TOWARDS NOON VIS POOR TO MODERATE

MAR DE LA FLOTA COASTS REST OF THE AREA: SW 5/4 WITH GUSTS INCR SW 5/6 WITH GUSTS BY 13/0000 PROB OF MIST PROB OFISOL SNOW FALL WORSENING TOWARDS NIGTH VIS GOOD TO MODERATE

GERLACHE STRAIT : SECTOR E 4/3 VEER SE 4/3 BY 13/0000 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER TOWARDS NIGTH VIS MODERATE TO GOOD

MARGARITA BAY : NE 4/3 BACK SECTOR N 5/7 WITH GUSTS BY 13/1300 PROB OF MIST PROB OFISOL SNOW FALL WORSENING DURING THE NIGTH VIS GOOD TO MODERATE

EREBUS Y TERROR GULF : SW 4/5 VEER NW 5/6 BY 13/0600 VIS GOOD

OCEANIC AREAS:

NORTHER BELLINGSHAUSEN SEA N OF 64S: SECTOR W 5/6 WITH GUSTS VEER NW 6/7 GUST WITH 8 INTENSITY BY 12/1800 PROB OF MIST PROB OFISOL SNOW FALL WORSENING STARTING EVENING VIS GOOD TO MODERATE OCNL POOR

NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR N 3/4 BACK SECTOR N 5/7 BY 12/1800 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING DURING THE EVENING VIS GOOD TO MODERATE OCNL POOR

SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): NE 4/7 BACK SECTOR N 7/8 WITH GUSTS BY 12/1800 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING STARTING NOON VIS MODERATE TO VERY POOR

NORTHERN WEDDELL SEA N OF 65S: SECTOR W 6/5 WITH GUSTS BACK SW 4/3 WITH GUSTS BY 12/1800 PROB OF MIST PROB OFISOL SNOW FALL IMPR STARTING NOON VIS MODERATE TO GOOD

NORTHERN WEDDELL SEA REST OF THE AREA: SECTOR W 5/6 WITH GUSTS BACK SW 4/3 BY 12/2100 PROB OF MIST PROB OFISOL SNOW FALL IMPR STARTING NOON VIS MODERATE TO GOOD

SOUTHERN WEDDELL SEA (68-78S 20-60W): SECTOR E 5/4 WITH GUSTS BACK NE 5/6 BY 13/0000 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER TOWARDS NIGTH VIS POOR TO MODERATE=