WWAA02 SAWB 121200

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

12:00 UTC 12, JUNE 2026.

NATIONAL WEATHER SERVICE (NWS)

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

PART 1 GALE WARNING:

787/2026 STRONG BARIC GRADIENT NORTHER BELLINGSHAUSEN SEA MOV E DEEPENING WILL PROVOKE WINDS FORCE 8 WITH GUST IN 60S-68S 90W-80W FROM 12/1500 UNTIL 13/0900

PART 2 GENERAL SYNOPSIS AT 09:00UTC

LOW 989HPA 61S 58W MOV E WKN

LOW 968HPA 64S 35W MOV SE DPN

LOW 975HPA 73S 87W MOV E WKN

RIDGE 60S 68W 63S 67W 63S 65W MOV E INTSF

HIGH 990HPA 69S 58W MOV E INTSF

111400 UTC 1.SEA ICE LIMIT 6102S 02000W 5851S 02618W 5740S 03217W 5816S 03757W 5927S 04317W 5909S 04814W 6130S 05247W 6242S 05654W 6327S 06032W 6405S 06336W 6518S 06558W 6604S 06716W 2.ICEBERGS GREATER THAN 10NM A76C 5431S 03245W 16X7NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 4905S 02518W 4X1NM ICEBERG2 6152S 05553W 2X1NM ICEBERG3 6057S 05238W 2X1NM 4.ICEBERGS AREA A6011S 02000W 4300S 02000W 4200S 02800W 5745S 02800W B5745S 02800W 4900S 02800W 5200S 04200W 5915S 04200W C5915S 04200W 5500S 04200W 6300S 06716W 6700S 06716W

PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-06-13

COASTAL AREAS:

SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SW 3/4 VEER SECTOR W 3/4 BY 12/2100 PROB OF MIST PROB OFISOL DRIZZLE RAIN SPELLS OF GOOD WEATHER DURING THE NIGTH VIS MODERATE TO GOOD

SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SECTOR W 4/3 BACK SW 4/5 BY 13/0000 PROB OF MIST PROB OFISOL RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER DURING THE NIGTH VIS MODERATE TO GOOD

MAR DE LA FLOTA COASTS W OF 60W: SW 3/4 VEER SECTOR W 3/4 BY 12/2100 PROB OF MIST PROB OFISOL DRIZZLE RAIN SPELLS OF GOOD WEATHER DURING THE NIGTH VIS MODERATE TO GOOD

MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR W 4/3 VEER NW 4/5 BY 13/0000 PROB OF MIST PROB OFISOL RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER DURING THE NIGTH VIS MODERATE TO GOOD

GERLACHE STRAIT : SECTOR E 4/3 BACK NE 3/4 BY 13/0300 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER DURING THE NIGTH VIS MODERATE TO GOOD

MARGARITA BAY : NE 3/4 INCR NE 5/6 BY 13/0000 PROB OF MIST PROB OFISOL SNOW FALL WORSENING DURING THE EARLY MORNING VIS GOOD TO MODERATE

EREBUS Y TERROR GULF : SECTOR E 3/4 BACK NE 4/3 BY 12/2100 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL WORSENING DURING THE EVENING VIS MODERATE TO VERY POOR

OCEANIC AREAS:

NORTHER BELLINGSHAUSEN SEA N OF 64S: SECTOR W 4/5 VEER NW 5/6 BY 12/1800 PROB OF MIST PROB OFISOL RAIN SPELLS OF GOOD WEATHER DURING THE NOON VIS MODERATE TO GOOD

NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR W 5/6 VEER NW 7 GUST WITH 8 INTENSITY BY 12/2100 PROB OF MIST PROB OFISOL RAIN AND SNOW MIXTURE WORSENING STARTING NOON VIS GOOD TO MODERATE

SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SECTOR W 3/4 VEER NE 5/7 BY 12/2100 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL DURING THE EVENING WORSENING VIS MODERATE TO VERY POOR

NORTHERN WEDDELL SEA N OF 65S: SECTOR S 5/7 GUST WITH 8 INTENSITY VEER SW 4/3 BY 12/2100 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER TOWARDS THE END OF THE PERIOD VIS VERY POOR TO MODERATE

NORTHERN WEDDELL SEA REST OF THE AREA: SECTOR S 3/4 VEER SW 3/4 BY 13/0300 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS POOR TO MODERATE OCNL GOOD

SOUTHERN WEDDELL SEA (68-78S 20-60W): SW 4/3 BACK SE 4/5 BY 13/0300 PROB OF MIST PROB OFINTERMITTENT SNOW FALL IMPR DURING THE EVENING VIS POOR TO MODERATE OCNL GOOD=