032
WWST02 SABM 261200
1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
12:00 UTC 26, AUGUST 2025.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 352: STRONG BARIC GRADIENT PROVOKES WINDS FORCE 8 FROM SECTOR W WITH
GUST IN FIN DEL MUNDO COASTS DRAKE AREA (55S- 60S AND 60W- 67W) UNTIL 27/0000
PART 2 GENERAL SYNOPSIS AT 09:00UTC
HIGH 1026HPA 30S 52W MOV SE INTSF EXP 35S 45W BY 27/1200
LOW 985HPA 50S 20W MOV SE NC EXTENDS CFNT20S 50W 40S 30W 35S 45W MOV E
241400 UTC 1.SEA ICE LIMIT 5626S 02000W 5535S 02406W 5510S 02707W 5547S 03121W
5703S 03618W 5754S 04111W 5913S 04403W 5915S 04740W 6106S 05119W 6203S 05615W
6342S 06218W 6553S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5336S 03619W 40X32NM
A74A 5718S 04514W 27X17NM A77 6025S 05539W 27X4NM A76C 5952S 04802W 16X7NM B15AB
6121S 05249W 11X4NM ICEBERG1 5319S 04026W 12X2NM 3.ICEBERGS SMALLER THAN 10NM
A23D 5125S 03732W 8X4NM A23E 5201S 03341W 9X4NM A23F 5350S 03552W 9X4NM ICEBERG2
5342S 03617W 3X1NM ICEBERG3 5118S 03038W 3X3NM ICEBERG4 6024S 05223W 9X2NM
ICEBERG5 5519S 04008W 4X2NM ICEBERG6 5216S 03735W 2X2NM ICEBERG7 4815S 02622W
3X2NM ICEBERG8 5257S 03255W 3X1NM ICEBERG9 5206S 03614W 3X1NM ICEBERG10 4720S
02639W 2X1NM ICEBERG11 5258S 03641W 4X1NM ICEBERG12 5112S 03638W 3X1NM ICEBERG13
5352S 03458W 3X1NM ICEBERG14 6020S 05359W 6X4NM ICEBERG15 5329S 03527W 4X1NM
ICEBERG16 5218S 03502W 2X1NM ICEBERG17 5246S 03745W 3X2NM ICEBERG18 5346S 03532W
3X3NM ICEBERG19 6036S 05534W 2X1NM ICEBERG20 5331S 03519W 2X1NM 4.ICEBERGS AREA
A: 5725S 02000W 4500S 02000W 4500S 03500W 5727S 03520W B: 5727S 03520W 4900S
03500W 5300S 05000W 6000S 04738W C: 6000S 04738W 5700S 04900W 6310S 06716W 6750S
06716W
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2025-08-27
COASTAL AREAS:
INNER RIO DE LA PLATA: SECTOR N 3 VIS GOOD
OUTER RIO DE LA PLATA: SECTOR N 4 VIS GOOD
URUGUAY SOUTH EAST COASTS: SECTOR N 4 VIS GOOD
MAR DEL PLATA COASTS(36º17S - 38º30S): SECTOR N 4 VIS GOOD
RINCON BAHIA BLANCA COASTS(38º30S - 41ºS): NW 4 BACK SECTOR N 4 VIS GOOD
PENINSULA DE VALDES COASTS(41ºS - 45ºS): SECTOR S 4 BACK SECTOR N 4/5 WITH GUSTS
BY 26/2100 VIS GOOD
GOLFO DE SAN JORGE COASTS(45ºS - 48ºS): SW 5/4 BACK SECTOR N 4/5 WITH GUSTS BY
26/1800 VIS GOOD
SOUTH PATAGONIA COASTS(48ºS - 54ºS): SECTOR W 6 WITH GUSTS TEMPO VEER SECTOR N
WITH GUSTS PROB OF ISOL RAIN TOWARDS NIGTH VIS GOOD OCNL MODERATE
FIN DEL MUNDO COASTS(54ºS - 55ºS): SECTOR W 8 WITH GUSTS DECR 6 WITH GUSTS BY
27/0000 LOW PROB OF ISOL RAIN DURING THE NIGTH VIS MODERATE OCNL GOOD
ISLAS MALVINAS COASTS: SECTOR W 6 WITH GUSTS TEMPO VEER SECTOR N WITH GUSTS PROB
OF ISOL RAIN DURING THE NIGTH VIS GOOD OCNL MODERATE
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W): SECTOR W 5 WITH GUSTS PROB OF ISOL RAIN VIS
GOOD OCNL MODERATE
CENTRAL EAST AREA (40S- 50S AND 20W- 40W): SECTOR W 6 WITH GUSTS PROB OF ISOL
PRECIPITATIONS VIS MODERATE OCNL GOOD
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) E OF 50W: SECTOR W 6/4 WITH GUSTS PROB
OF ISOL PRECIPITATIONS IMPR STARTING EARLY MORNING VIS MODERATE TO GOOD
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) REST OF THE AREA: SW 6 WITH GUSTS VEER
SECTOR N 6 WITH GUSTS BY 27/0000 VIS GOOD
SOUTH EAST AREA (50S- 60S AND 20W- 40W): SECTOR W 7 WITH GUSTS PROB OF ISOL SNOW
FALL VIS MODERATE OCNL GOOD
SOUTH WEST AREA (50S- 60S AND 40W- 60W): SECTOR W 7 GUST WITH 8 INTENSITY PROB
OF ISOL SNOW FALL VIS MODERATE OCNL POOR
DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR W 8 WITH GUSTS DECR SECTOR W 6 GUST
WITH 8 INTENSITY BY 27/0000 PROB OF ISOL RAIN AND SNOW MIXTURE SPELLS OF GOOD
WEATHER VIS POOR TO MODERATE
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