WWAA02 SAWB 031200

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

12:00 UTC 03, APRIL 2026.

NATIONAL WEATHER SERVICE (NWS)

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

PART 1 GALE WARNING:

444/2026 STRONG BARIC GRADIENT NORTHER BELLINGSHAUSEN SEA MOV SE DEEPENING PROVOKES WINDS FORCE 8 GUST WITH 9 INTENSITY IN 60S-67S 90W-70W UNTIL 04/1800

PART 2 GENERAL SYNOPSIS AT 09:00UTC

LOW 982HPA 63S 48W MOV SE WKN

LOW 985HPA 67S 32W MOV E WKN

RIDGE 60S 74W 65S 70W 67S 69W MOV E WKN

HIGH 991HPA 66S 58W MOV E WKN

021400 UTC 1.SEA ICE LIMIT 7052S 02000W 6617S 03023W 6130S 03147W 6244S 03258W 6135S 04305W 6245S 05035W 6257S 05513W 6434S 05528W 6408S 06334W 6525S 06541W 6558S 06643W 6610S 06717W 2.ICEBERGS GREATER THAN 10NM A76C 5920S 03626W 16X7NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 5119S 03255W 5X2 ICEBERG2 4845S 03244W 3X1NM ICEBERG3 4745S 02954W 4X1NM ICEBERG4 4851S 02959W 3X2NM ICEBERG5 4713S 02908W 2X2NM ICEBERG6 4823S 03001W 9X7NM ICEBERG7 5003S 03418W 9X7NM ICEBERG8 5014S 03001W 3X1NM ICEBERG9 4514S 03419W 2X1NM 4.ICEBERGS AREA A 7133S 02000W 4700S 02000W 4400S 02700W 4400S 03000W 6855S 03000W B 6855S 03000W 4500S 03000W 4500S 03500W 5200S 04300W 6225S 04300W C 6225S 04300W 5700S 04300W 6100S 06200W 6500S 06716W 6726S 06716W

PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-04-4

COASTAL AREAS:

SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SW 4/5 VEER SECTOR W 4/5 BY 4/0000 PROB OF FOG AND MIST IN PATCHES IMPR TOWARDS NOON VIS VERY POOR TO MODERATE OCNL GOOD

SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SECTOR S 6/5 BACK SE 4/3 BY 03/1800 PROB OF MIST PROB OFISOL RAIN AND SNOW MIXTURE WORSENING STARTING NOON VIS POOR TO MODERATE OCNL GOOD

MAR DE LA FLOTA COASTS W OF 60W: SW 4/5 VEER SECTOR W 4/5 BY 4/0000 PROB OF FOG AND MIST IN PATCHES IMPR TOWARDS NOON VIS VERY POOR TO MODERATE OCNL GOOD

MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR S 5/4 VEER SW 4/5 BY 03/1500 PROB OF MIST PROB OFISOL SNOW FALL IMPR TOWARDS THE END OF THE PERIOD VIS GOOD TO MODERATE

GERLACHE STRAIT : SECTOR E 3/4 BACK NE 3/4 BY 03/2100 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING DURING THE EVENING VIS GOOD TO MODERATE OCNL POOR

MARGARITA BAY : NE 4/5 INCR NE 7 GUST WITH 8 INTENSITY BY 03/2100 PROB OF MIST PROB OFISOL SNOW FALL WORSENING TOWARDS NIGTH VIS GOOD TO MODERATE OCNL POOR

EREBUS Y TERROR GULF : NE 3/4 BACK SECTOR N 4/5 BY 4/0600 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL IMPR DURING THE EVENING VIS VERY POOR TO MODERATE OCNL GOOD

OCEANIC AREAS:

NORTHER BELLINGSHAUSEN SEA W OF 80W: NW 7/8 GUST WITH 9 INTENSITY BACK SECTOR W 8 WITH GUSTS BY 4/0600 PROB OF MIST PROB OFMOD RAIN AND SNOW MIXTURE IMPR TOWARDS THE END OF THE PERIOD VIS POOR TO MODERATE

NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR N 5/6 WITH GUSTS BACK NW 9 WITH GUSTS BY 4/0000 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING DURING THE EVENING VIS GOOD TO MODERATE OCNL POOR

SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): NW 4/5 VEER NE 4/3 BY 03/2100 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING TOWARDS NIGTH VIS MODERATE TO POOR

NORTHERN WEDDELL SEA N OF 65S: NW 3/4 VEER NE 4 BY 03/1800 PROB OF MIST PROB OFISOL RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER STARTING EVENING VIS MODERATE TO GOOD

NORTHERN WEDDELL SEA REST OF THE AREA: SE 4 BACK NE 4/3 BY 03/1800 PROB OF MIST PROB OFISOL SNOW FALL WORSENING DURING THE EVENING VIS GOOD TO MODERATE

SOUTHERN WEDDELL SEA (68-78S 20-60W): VRB 3/4 INCR SE 4/5 BY 03/1800 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS MODERATE TO GOOD=