WWAA02 SAWB 200000

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

00:00 UTC 20, SEPTEMBER 2026.

NATIONAL WEATHER SERVICE (NWS)

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

PART 1

NO WARNINGS

PART 2 GENERAL SYNOPSIS AT 21:00UTC

LOW 984HPA 62S 54W MOV E DPN

HIGH 985HPA 65S 53W MOV E INTSF EXTENDS RIDGE AT 65S 53W 67S 49W 69S 40W MOV E

RIDGE 985HPA 65S 53W MOV E INTSF EXTENDS RIDGE AT 65S 53W 67S 49W 69S 40W MOV E

RIDGE 60S 90W 64S 83W 68S 81W MOV E INTSF

191400 UTC 1.SEA ICE LIMIT 5529S 02000W 5408S 02617W 5336S 03217W 5536S 03757W 5710S 04316W 5821S 04813W 5954S 05248W 6232S 05655W 6252S 06033W 6358S 06336W 6017S 06558W 6051S 06716W 2.ICEBERGS GREATER THAN 10NM A81 5742S 04531W 28X25NM D33B 5934S 04550W 21X12NM A76C 5430S 02629W 17X6NM 3.ICEBERGS SMALLER THAN 10NM D32 5701S 03820W 9X6NM ICEBERG1 57181S 04733W 5X3NM ICEBERG2 5910S 05042W 5X3NM ICEBERG3 5621S 05024W 4X3NM ICEBERG4 5807S 04958W 3X1NM 4.ICEBERGS AREA A5600S 02000W 5000S 02000W 5900S 04800W 5300S 04800W 5000S 04000W B5900S 06200W 6500S 06500W 5900S 04800W 5300S 04800W

PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2026-09-21

COASTAL AREAS:

SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SW 5 WITH GUSTS VEER SECTOR W 5/6 WITH GUSTS BY 20/0900 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER STARTING EARLY MORNING VIS POOR TO MODERATE

SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SW 5/6 WITH GUSTS VEER SECTOR W 6/5 WITH GUSTS BY 20/1500 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER STARTING NOON VIS VERY POOR TO MODERATE

MAR DE LA FLOTA COASTS W OF 60W: SW 5 WITH GUSTS VEER SECTOR W 5/6 WITH GUSTS BY 20/0900 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER STARTING EARLY MORNING VIS POOR TO MODERATE

MAR DE LA FLOTA COASTS REST OF THE AREA: SW 5/6 WITH GUSTS VEER SECTOR W 6/5 WITH GUSTS BY 20/1500 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER STARTING NOON VIS VERY POOR TO MODERATE

GERLACHE STRAIT : SE 4/3 VEER SW 4/5 BY 20/1200 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER STARTING NOON VIS POOR TO MODERATE

MARGARITA BAY : SECTOR E 4/3 BACK NE 4/5 BY 20/1200 PROB OF MIST PROB OFISOL SNOW FALL WORSENING DURING THE MORNING VIS MODERATE TO POOR

EREBUS Y TERROR GULF : SECTOR S 3/4 VEER SW 4 BY 20/1200 PROB OF FOG AND MIST IN PATCHES IMPR STARTING EARLY MORNING VIS VERY POOR TO MODERATE OCNL GOOD

OCEANIC AREAS:

NORTHER BELLINGSHAUSEN SEA N OF 64S: SW 5/6 WITH GUSTS VEER SECTOR W 4/5 BY 20/0900 PROB OF MIST PROB OFISOL SNOW FALL WORSENING STARTING NOON VIS GOOD TO MODERATE

NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR W 5/4 VEER NW 5/6 BY 20/0900 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING STARTING EARLY MORNING VIS GOOD TO MODERATE OCNL VERY POOR

SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SECTOR W 3/4 VEER SECTOR N 5/7 WITH GUSTS BY 20/1200 PROB OF FOG AND MIST IN PATCHES WORSENING STARTING EARLY MORNING VIS MODERATE TO VERY POOR

NORTHERN WEDDELL SEA N OF 64S: SECTOR S 3/4 VEER SW 5 WITH GUSTS BY 20/1200 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL IMPR STARTING EARLY MORNING VIS VERY POOR TO MODERATE OCNL GOOD

NORTHERN WEDDELL SEA REST OF THE AREA: SECTOR S 4/5 VEER SECTOR W 4/3 BY 20/1500 PROB OF FOG AND MIST IN PATCHES SPELLS OF GOOD WEATHER STARTING NOON VIS VERY POOR TO MODERATE OCNL GOOD

SOUTHERN WEDDELL SEA (68-78S 20-60W): SECTOR E 3/4 VEER SE 5/4 BY 20/1500 PROB OF MIST VIS GOOD TO MODERATE=