****0000005559****
WWST02 SABM 301200

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

2025-03-30, 12:00 UTC.

NATIONAL WEATHER SERVICE

SEA ICE AND ICEBERGS ISSUED BY SHN

PRESSURE HPA

BEAUFORT SCALE WINDS.



PART 1 GALE WARNING:

WARNING 128: STRONG BARIC GRADIENT WILL PROVOKE WINDS FORCE 8 FROM SECTOR S WITH

GUST IN INNER RIO DE LA PLATA OUTER RIO DE LA PLATA FROM 31/0300 UNTIL 31/0900

WARNING 127: STRONG BARIC GRADIENT WILL PROVOKE WINDS FORCE 8 FROM NW WITH GUST

IN CENTRAL WEST AREA (40S- 50S AND 40W- 60W) FROM 31/0000 UNTIL 31/0600

WARNING 126: STRONG BARIC GRADIENT WILL PROVOKE WINDS FORCE 8 FROM SW WITH GUST

IN PENINSULA DE VALDES COASTS GOLFO DE SAN JORGE COASTS FROM 30/1500 UNTIL

31/0000

WARNING 125: STRONG BARIC GRADIENT WILL PROVOKE WINDS FORCE 8 FROM SW WITH GUST

IN SOUTH PATAGONIA COASTS FIN DEL MUNDO COASTS ISLAS MALVINAS COASTS DRAKE AREA

(55S- 60S AND 60W- 67W) FROM 30/2100



PART 2 GENERAL SYNOPSIS AT 09:00UTC

HIGH 1014HPA 34S 49W MOV E NC

LOW 999HPA 40S 40W MOV SE WKN EXTENDS OFNT AT 41S 37W 41S 45W 37S 40W

LOW 991HPA 49S 57W MOV SE DPN EXP 55S 44W BY 31/1200 EXTENDS CFNT AT 49S 57W 40S

62W MOV SE EXP 55S 44W 45S 49W 36S 55W BY 31/1200

301400 UTC 1.SEA ICE LIMIT 7139S 02000W 7032S 02622W 6817S 02832W 6547S 03052W

6510S 03730W 6527S 04311W 6425S 04417W 6203S 04828W 6136S 05339W 6300S 05912W

6405S 06418W 6547S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5449S 03902W 40X32NM

A23B 5641S 03747W 10X2NM A76C 6159S 05226W 16X7NM A74A 6257S 05328W 30X18NM

3.ICEBERGS SMALLER THAN 10NM ICEBERG1 6137S 05425W 9X3NM ICEBERG2 5525S 03545W

2X1NM ICEBERG3 6225S 04642W 8X3NM ICEBERG4 6221S 04240W 3X1NM ICEBERG5 6140S

05832W 2X1NM ICEBERG6 5650S 03535W 7X1NM ICEBERG7 6243S 04247W 2X1NM ICEBERG8

5632S 03451W 3X1NM ICEBERG9 6227S 05512W 2X1NM ICEBERG10 5643S 03752W 4X1NM

ICEBERG11 5449S 03752W 3X1NM ICEBERG12 5500S 03756W 2X1NM 4.ICEBERGS AREA A:

7250S 02000W 4300S 02000W 4300S 02300W 7442S 02300W B: 7442S 02300W 5300S 02300W

5000S 03200W 5400S 04100W 6612S 04100W C: 6612S 04100W 6000S 04100W 5600S 05000W

6302S 06716W 6638S 06716W



PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2025-03-31

COASTAL AREAS:

INNER RIO DE LA PLATA: SECTOR N 3/4 BACK 6/7 WITH GUSTS BY 31/0300 DECR 6/5 BY

31/0900 PROB OF HVY RAIN STORMS STARTING EVENING VIS GOOD TO VERY POOR

OUTER RIO DE LA PLATA: SECTOR N 3/4 BACK 6/7 WITH GUSTS BY 31/0300 DECR 6/5 BY

31/0900 PROB OF HVY RAIN STORMS STARTING EVENING VIS GOOD TO VERY POOR

URUGUAY SOUTH EAST COASTS: SECTOR N 3/4 INCR 5/6 WITH GUSTS BY 30/2100 BACK

SECTOR S 6/7 WITH GUSTS BY 31/1200 PROB OF HVY RAIN STORMS STARTING NIGTH VIS

MODERATE TO VERY POOR

MAR DEL PLATA COASTS(36�17S - 38�30S): SECTOR N 4/5 WITH GUSTS BACK SECTOR S 6/7

WITH GUSTS BY 31/0300 PROB OF HVY STORMS STARTING NOON IMPR TOWARDS THE END OF

THE PERIOD VIS MODERATE TO VERY POOR

RINCON BAHIA BLANCA COASTS(38�30S - 41�S): SECTOR N 5/6 WITH GUSTS BACK SECTOR S

6/7 WITH GUSTS BY 31/0000 DECR 6/5 BY 31/1200 PROB OF HVY STORMS NXT PROB OF SH

VIS POOR OCNL VERY POOR

PENINSULA DE VALDES COASTS(41�S - 45�S): SECTOR W 6/7 WITH GUSTS BACK SECTOR S

7/8 WITH GUSTS BY 30/1500 DECR 6/4 BY 31/0300 PROB OF SH RAIN VIS VERY POOR TO

POOR

GOLFO DE SAN JORGE COASTS(45�S - 48�S): SECTOR S 5/6 WITH GUSTS INCR 7/8 WITH

GUSTS BY 30/1500 DECR 5/4 BY 31/0300 PROB OF HVY RAIN IMPR STARTING EVENING VIS

VERY POOR TO MODERATE

SOUTH PATAGONIA COASTS(48�S - 54�S): SECTOR S 5/6 WITH GUSTS INCR 6/7 GUST WITH

8 INTENSITY BY 30/2100 PROB OF SH RAIN VIS VERY POOR

FIN DEL MUNDO COASTS(54�S - 55�S): SECTOR W 5/6 WITH GUSTS INCR 6/7 WITH GUSTS

BY 30/1500 BACK 7/8 WITH GUSTS BY 30/2100 PROB OF RAIN AND SNOW MIXTURE VIS VERY

POOR

ISLAS MALVINAS COASTS: SECTOR S 5 VEER SW 6/7 GUST WITH 8 INTENSITY BY 31/0300

PROB OF RAIN VIS VERY POOR TO POOR



OCEANIC AREAS:

NORTH AREA (35S- 40S AND 20W- 55W) E OF 40W: SECTOR N 5 WITH GUSTS BACK VRB 4 BY

31/0900 PROB OF RAIN STORMS VIS MODERATE

 REST OF THE AREA: VRB 3/4 VEER SECTOR N 5/6 WITH GUSTS BY 30/2100 PROB OF HVY

RAIN STORMS STARTING EARLY MORNING VIS GOOD TO POOR

CENTRAL EAST AREA (40S- 50S AND 20W- 40W): SECTOR W 6/5 WITH GUSTS VEER SECTOR N

4/5 WITH GUSTS BY 30/1800 PROB OF RAIN STORMS VIS MODERATE OCNL POOR

CENTRAL WEST AREA (40S- 50S AND 40W- 60W): SECTOR N 6/7 WITH GUSTS INCR 7/8 WITH

GUSTS BY 31/0000 BACK SECTOR S 6/7 WITH GUSTS BY 31/0600 PROB OF HVY RAIN STORMS

STARTING EVENING VIS VERY POOR

SOUTH EAST AREA (50S- 60S AND 20W- 40W) N OF 55S: NW 4/5 WITH GUSTS VEER SECTOR

N 5/6 WITH GUSTS BY 31/0600 PROB OF RAIN STARTING NIGTH VIS MODERATE TO POOR

 REST OF THE AREA: SECTOR W 6/7 GUST WITH 8 INTENSITY VEER SECTOR N 3 BY 31/0000

VEER E 5/6 WITH GUSTS BY 31/0900 PROB OF DRIZZLE RAIN DURING THE MORNING NXT

PROB OFHVY RAIN TOWARDS THE END OF THE PERIOD VIS MODERATE TO POOR

SOUTH WEST AREA (50S- 60S AND 40W- 60W) N OF 55S: VRB 4 VEER SECTOR W 6/7 GUST

WITH 8 INTENSITY PROB OF HVY RAIN VIS MODERATE TO POOR

 E OF 50 - S OF 55S: VRB 3/4 VEER E 5/6 BY 31/0600 PROB OF HVY RAIN STARTING

EARLY MORNING VIS GOOD TO POOR

 REST OF THE AREA: SECTOR W 5/4 VEER SECTOR N 3 BY 30/2100 VEER SECTOR S 6/7

GUST WITH 8 INTENSITY BY 31/1200 PROB OF RAIN STARTING EARLY MORNING VIS

MODERATE TO VERY POOR

DRAKE AREA (55S- 60S AND 60W- 67W): VRB 3/4 VEER SECTOR S 7/8 WITH GUSTS BY

30/2100 PROB OF RAIN AND SNOW MIXTURE VIS MODERATE TO VERY POOR

-----------------------------------------------------------------

NNNN=