WWAA02 SAWB 200000
1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
00:00 UTC 20, MAY 2026.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
695/2026 STRONG BARIC GRADIENT NORTHER BELLINGSHAUSEN SEA MOV E DEEPENING PROVOKES WINDS FORCE 9 FROM SECTOR W WITH GUST IN 60S-67S 90W-70W UNTIL 20/1500
696/2026 STRONG BARIC GRADIENT NORTHERN WEDDELL SEA MOV E DEEPENING PROVOKES WINDS FORCE 8 FROM SECTOR S GUST WITH 9 INTENSITY IN 60S-68S 40W-30W UNTIL 21/0000
PART 2 GENERAL SYNOPSIS AT 21:00UTC
LOW 994HPA 68S 73W MOV E DPN EXTENDS CFNT AT 68S 73W 63S 70W 60S 69W MOV E
RIDGE 60S 62W 65S 55W 72S 50W MOV E INTSF
191400 UTC 1.SEA ICE LIMIT 6527S 02000W 6354S 02618W 6010S 03217W 6027S 03757W 6011S 04317W 6025S 04813W 6105S 05248W 6214S 05654W 6334S 06033W 6412S 06336W 6530S 06559W 6612S 06716W 2.ICEBERGS GREATER THAN 10NM A76C 5802S 03330W 16X7NM 3.ICEBERGS SMALLER THAN ICEBERG1 4915S 02546W 5X1NM 4.ICEBERGS AREA A6536S 02000W 4555S 02000W 4400S 03000W 6029S 03000W B6029S 03000W 4400S 03000W 5900S 04800W 6128S 04800W C6128S 04800W 5900S 04800W 6300S 06716W 6700S 06716W
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2026-05-21
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: NW 4/5 BACK SECTOR W 5/6 BY 20/0900 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS MODERATE TO GOOD
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SECTOR S 6/5 VEER SECTOR W 4/5 BY 20/1200 PROB OF MIST PROB OFISOL SNOW FALL WORSENING DURING THE MORNING VIS MODERATE TO POOR
MAR DE LA FLOTA COASTS W OF 60W: NW 4/5 BACK SECTOR W 5/6 BY 20/0900 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS MODERATE TO GOOD
MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR S 6/5 VEER SECTOR W 4/5 BY 20/1200 PROB OF MIST PROB OFISOL SNOW FALL WORSENING DURING THE MORNING VIS MODERATE TO POOR
GERLACHE STRAIT : SECTOR E 3/4 BACK NE 4/5 BY 20/0900 PROB OF MIST PROB OFISOL SNOW FALL WORSENING DURING THE EARLY MORNING VIS GOOD TO MODERATE
MARGARITA BAY : SECTOR E 4/5 INCR SECTOR E 6/7 GUST WITH 8 INTENSITY BY 20/0900 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING STARTING THE PERIOD VIS GOOD TO MODERATE OCNL POOR
EREBUS Y TERROR GULF : SE 3/4 BACK SECTOR N 4/5 BY 20/1200 PROB OF FOG AND MIST IN PATCHES WORSENING DURING THE MORNING VIS GOOD TO MODERATE OCNL VERY POOR
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA W OF 80W: NW 9 WITH GUSTS DECR NW 8/7 WITH GUSTS BY 20/1500 PROB OF MIST PROB OFMOD SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS POOR TO MODERATE
NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR W 4/5 WITH GUSTS VEER NW 7/8 WITH GUSTS BY 20/1200 PROB OF MIST PROB OFINTERMITTENT SNOW FALL IMPR TOWARDS THE END OF THE PERIOD VIS POOR TO MODERATE
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): NW 4/5 WITH GUSTS INCR SECTOR N 7/9 WITH GUSTS BY 20/1200 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING DURING THE EARLY MORNING VIS MODERATE TO VERY POOR
NORTHERN WEDDELL SEA W OF 40W: SECTOR S 8 WITH GUSTS DECR SECTOR S 7/6 WITH GUSTS BY 20/0600 PROB OF MIST PROB OFISOL SNOW FALL IMPR STARTING EARLY MORNING VIS POOR TO MODERATE OCNL GOOD
NORTHERN WEDDELL SEA REST OF THE AREA: SECTOR S 9 WITH GUSTS DECR SECTOR S 6/5 WITH GUSTS BY 20/1500 PROB OF MIST PROB OFMOD SNOW FALL IMPR STARTING NOON VIS POOR TO MODERATE OCNL GOOD
SOUTHERN WEDDELL SEA (68-78S 20-60W): SECTOR E 4/3 VEER SE 4 BY 20/1200 VIS GOOD=