WWST02 SABM 281200 1:31:06:01:00 SECURITE WEATHER BULLETIN FOR SHIPPING - METAREA 6- 2025-08-28, 12:00 UTC. NATIONAL WEATHER SERVICE SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS. PART 1 GALE WARNING: WARNING 354: STRONG BARIC GRADIENT PROVOKES WINDS FORCE 8 FROM SECTOR W WITH GUST IN CENTRAL EAST AREA (40S- 50S AND 20W- 40W) WARNING 353: STRONG BARIC GRADIENT PROVOKES WINDS FORCE 8 FROM NW WITH GUST IN DRAKE AREA (55S- 60S AND 60W- 67W) UNTIL 28/1500 PART 2 GENERAL SYNOPSIS AT 09:00UTC HIGH 1033HPA 35S 34W NOT MOV NC LOW 995HPA 52S 34W MOV SE DPN EXTENDS CFNT AT 52S 34W 46S 39W 45S 51W MOV SE ASOCIATED WITH WFNT AT 52S 34W 51S 29W 47S 25W CFNT AT 60S 70W 55S 72W 51S 78W MOV E EXP 60S 36W 53S 43W 52S 50W BY 29/1200 RIDGE 45S 51W 51S 60W 53S 67W MOV NE 271400 UTC 1.SEA ICE LIMIT 5611S 02000W 5536S 02418W 5522S 03131W 5650S 03606W 5731S 03952W 5752S 04425W 5917S 04850W 6035S 05236W 6114S 05739W 6219S 06115W 6349S 06435W 6521S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5319S 03644W 40X32NM A74A 5649S 04354W 27X17NM A77 6018S 05546W 27X4NM A76C 5942S 04803W 16X7NM B15AB 6120S 05252W 11X4NM ICEBERG1 5247S 04108W 12X2NM 3.ICEBERGS SMALLER THAN 10NM A23D 5108S 03628W 8X4NM A23E 5148S 03335W 9X4NM A23F 5304S 03627W 9X4NM ICEBERG2 5341S 03603W 3X1NM ICEBERG3 5112S 02944W 3X3NM ICEBERG4 6013S 05208W 9X2NM ICEBERG5 5511S 03823W 4X2NM ICEBERG6 5155S 03802W 2X2NM ICEBERG7 4826S 02521W 3X2NM ICEBERG8 5246S 03222W 3X1NM ICEBERG9 5206S 03614W 3X1NM ICEBERG10 4702S 02602W 2X1NM ICEBERG11 5246S 03640W 4X1NM ICEBERG12 5318S 03559W 3X1NM ICEBERG13 6019S 05419W 6X4NM ICEBERG14 5205S 03432W 2X1NM ICEBERG15 5246S 03745W 3X2NM ICEBERG16 5255S 03629W 3X3NM ICEBERG17 6032S 05514W 2X1NM ICEBERG18 5225S 03434W 3X1NM ICEBERG19 5825S 04541W 3X1NM ICEBERG20 5330S 03623W 3X1NM 4.ICEBERGS AREA A: 5700S 02000W 4500S 02000W 4500S 03520W 5810S 03440W B: 5810S 03440W 4900S 03717W 5300S 04731W 6000S 04520W C: 6000S 04520W 5600S 04700W 6050S 06716W 6620S 06716W PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2025-08-29 COASTAL AREAS: INNER RIO DE LA PLATA: SECTOR N 3 VEER E BY 28/2100 BACK SECTOR N BY 29/0300 VIS GOOD OUTER RIO DE LA PLATA: NE 3/4 PROB OF MIST FOG PATCHES DURING THE MORNING VIS GOOD OCNL MODERATE URUGUAY SOUTH EAST COASTS: NE 3/4 PROB OF MIST FOG PATCHES DURING THE MORNING VIS GOOD OCNL MODERATE MAR DEL PLATA COASTS(3617S - 3830S): SECTOR N 3/4 INCR 4/5 BY 29/0000 PROB OF MIST FOG PATCHES VIS GOOD OCNL MODERATE RINCON BAHIA BLANCA COASTS(3830S - 41S): SECTOR N 4/5 DECR 4/3 BY 29/0600 PROB OF MIST VIS MODERATE PENINSULA DE VALDES COASTS(41S - 45S): SECTOR N 4/5 VEER SECTOR S BY 29/0900 PROB OF MIST DURING THE MORNING VIS GOOD OCNL MODERATE GOLFO DE SAN JORGE COASTS(45S - 48S): NE 3/4 VEER SECTOR S BY 28/2100 INCR 5 WITH GUSTS BY 29/0900 TOWARDS THE END OF THE PERIOD WORSENING VIS GOOD TO MODERATE SOUTH PATAGONIA COASTS(48S - 54S): SECTOR N 5/4 VEER SECTOR S 3/4 BY 29/0000 PROB OF MIST FOG PATCHES DRIZZLE IMPR STARTING NIGTH VIS MODERATE TO GOOD FIN DEL MUNDO COASTS(54S - 55S): NW 5/6 WITH GUSTS BACK VRB 3 BY 28/2100 PROB OF MIST DRIZZLE IMPR STARTING NIGTH VIS MODERATE TO GOOD ISLAS MALVINAS COASTS: VRB 3 VEER SECTOR E 4 BY 29/0000 PROB OF DRIZZLE RAIN STARTING EVENING VIS GOOD TO MODERATE OCEANIC AREAS: NORTH AREA (35S- 40S AND 20W- 55W) E OF 40W: SECTOR W 3/4 INCR 5/6 WITH GUSTS BY 28/1500 PROB OF DRIZZLE RAIN TOWARDS THE END OF THE PERIOD VIS MODERATE TO POOR REST OF THE AREA: SECTOR W 3/4 VEER SECTOR N BY 29/0000 PROB OF MIST FOG PATCHES STARTING EVENING VIS GOOD OCNL MODERATE CENTRAL EAST AREA (40S- 50S AND 20W- 40W): SECTOR W 7/8 WITH GUSTS BACK SW 7/6 WITH GUSTS BY 29/1200 PROB OF SH IMPR TOWARDS THE END OF THE PERIOD VIS VERY POOR CENTRAL WEST AREA (40S- 50S AND 40W- 60W) N OF 45S: SECTOR W 4/5 BACK VRB 3/4 BY 28/2100 VEER SECTOR N 4/5 BY 29/0300 PROB OF MIST FOG PATCHES VIS GOOD OCNL MODERATE S OF 45 - E OF 50W: SW 7/6 WITH GUSTS BACK VRB 3 BY 29/0000 VEER SECTOR N 4 BY 29/1200 TOWARDS THE END OF THE PERIOD WORSENING VIS POOR TO GOOD REST OF THE AREA: VRB 3/4 BACK SECTOR N 4/5 BY 28/2100 PROB OF MIST FOG PATCHES VIS MODERATE SOUTH EAST AREA (50S- 60S AND 20W- 40W): VRB 3/4 BACK SW 5/6 WITH GUSTS BY 28/1800 TOWARDS THE END OF THE PERIOD WORSENING VIS MODERATE TO POOR SOUTH WEST AREA (50S- 60S AND 40W- 60W): SECTOR W 5/6 WITH GUSTS INCR 6/7 WITH GUSTS BY 29/0900 PROB OF SH OF SNOW DURING THE MORNING NXT PROB OF SH OF RAIN SH OF SNOW STARTING EARLY MORNING VIS MODERATE TO POOR DRAKE AREA (55S- 60S AND 60W- 67W): NW 7/8 WITH GUSTS BACK SECTOR W 6/5 WITH GUSTS BY 28/1800 DECR 5 BY 29/0300 PROB OF DRIZZLE RAIN IMPR STARTING NOON VIS VERY POOR TO MODERATE ----------------------------------------------------------------- NNNN=