495
WWST02 SABM 290000
1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2025-06-29, 00:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 264: STRONG BARIC GRADIENT ON MOV E WILL PROVOKE WINDS FORCE 8 WITH GUST
IN DRAKE AREA (55S- 60S AND 60W- 67W) FROM 29/0900
WARNING 262: STRONG BARIC GRADIENT ON MOV E PROVOKES WINDS FORCE 8 FROM SECTOR W
WITH GUST BETWEEN 40S-45S AND 30W-40W
PART 2 GENERAL SYNOPSIS AT 21:00UTC
LOW 991HPA 48S 34W MOV E NC EXTENDS OFNT AT 53S 20W 51S 30W 48S 39W 46S 33W
CFNT AT 54S 54W 57S 45W 60S 40W MOV E
STRONG BARIC GRADIENT 40S 45W 20S 50W MOV E
281400 UTC 1.SEA ICE LIMIT 58020S 020000W 58049S 034057W 59058S 046054W 59032S
049055W 60059S 052023W 61003S 055041W 61029S 054019W 62016S 057023W 62007S
059044W 63011S 063000W 64011S 064024W 66009S 067016W 2.ICEBERGS GREATER THAN
10NM A23A 56040S 034002W 40X32NM A76C 59051S 050005W 16X7NM A74A 60040S 048053W
30X18NM A77 62054S 058048W 27X4NM 3.ICEBERGS SMALLER THAN 10NM A80A 61047S
053044W 8X4NM ICEBERG1 52059S 032014W 3X1NM ICEBERG2 56013S 035001W 4X1NM
ICEBERG3 50026S 032059W 2X1NM ICEBERG4 52050S 036021W 2X1NM ICEBERG5 51037S
037040W 3X1NM ICEBERG6 53018S 034020W 3X1NM ICEBERG7 56038S 033029W 5X3NM
ICEBERG8 53046S 033056W 4X3NM ICEBERG9 53044S 034008W 6X3NM ICEBERG10 62053S
058020W 4X1NM ICEBERG11 55039S 035039W 3X1NM ICEBERG12 53010S 032036W 3X1NM
ICEBERG13 56010S 033020W 2X1NM ICEBERG14 56027S 033020W 2X1NM ICEBERG15 60059S
048031W 3X1NM ICEBERG16 61052S 053056W 9X2NM ICEBERG17 60043S 047030W 5X3NM
ICEBERG18 53048S 034001W 3X1NM 4.ICEBERGS AREA A: 5900S 02000W 5000S 02000W
4800S 03400W 5000S 04100W 6035S 04100W B: 6035S 04100W 5500S 04100W 5600S 05000W
6035S 05000W C: 6035S 05000W 5700S 05000W 6400S 06716W 6700S 06716W
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2025-06-30
COASTAL AREAS:
INNER RIO DE LA PLATA: SE 5 WITH GUSTS VEER S WITH GUSTS WORSENING WITH PROB OF
ISOL RAIN VIS GOOD OCNL MODERATE
OUTER RIO DE LA PLATA: SE 5 VEER S 6/5 WITH GUSTS WORSENING WITH PROB OF ISOL
RAIN VIS GOOD OCNL MODERATE
URUGUAY SOUTH EAST COASTS: SE 5 VEER S 6/5 WITH GUSTS WORSENING WITH PROB OF
ISOL RAIN VIS GOOD OCNL MODERATE
MAR DEL PLATA COASTS(36º17S - 38º30S): SECTOR S 5 WITH GUSTS PROB OF RAIN ISOL
SNOW FALL VIS MODERATE OCNL GOOD
RINCON BAHIA BLANCA COASTS(38º30S - 41ºS): SW 5 WITH GUSTS BACK S WITH GUSTS
PROB OF RAIN ISOL SNOW FALL VIS MODERATE OCNL GOOD
PENINSULA DE VALDES COASTS(41ºS - 45ºS): SECTOR S 6 WITH GUSTS DECR PROB OF RAIN
SNOW FALL VIS MODERATE
GOLFO DE SAN JORGE COASTS(45ºS - 48ºS): S 5 WITH GUSTS VEER NW 4 PROB OF RAIN
ISOL SNOW FALL IMPR VIS MODERATE TO GOOD
SOUTH PATAGONIA COASTS(48ºS - 54ºS) N OF 51S: S 5 WITH GUSTS VEER NW 4/5 PROB OF
RAIN ISOL SNOW FALL IMPR VIS MODERATE TO GOOD
SOUTH PATAGONIA COASTS(48ºS - 54ºS) REST OF THE AREA: SW 5 VEER NW 4/5 WITH
GUSTS VIS GOOD
FIN DEL MUNDO COASTS(54ºS - 55ºS): SW 4 VEER NW 5 WITH GUSTS VIS GOOD
ISLAS MALVINAS COASTS: SW 5 VEER W PROB OF ISOL RAIN IMPR VIS GOOD OCNL
MODERATE
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 30W: SW 6/7 WITH GUSTS PROB OF ISOL RAIN
VIS MODERATE
W OF 45W: SE 5/6 WITH GUSTS WORSENING WITH PROB OF RAIN SH VIS GOOD TO MODERATE
OCNL POOR
REST OF THE AREA: W 6 WITH GUSTS DECR BACK 4/6 WITH GUSTS PROB OF SH NXT RAIN
SPELLS OF GOOD WEATHER VIS MODERATE OCNL POOR
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) W OF 30 - N OF 45S: W 8 WITH GUSTS
BACK SW 8/5 WITH GUSTS PROB OF RAIN SNOW FALL VIS POOR TO MODERATE
E OF 30 - N OF 45S: W 6/8 WITH GUSTS BACK SW 8/6 WITH GUSTS PROB OF RAIN SNOW
FALL VIS MODERATE OCNL POOR
REST OF THE AREA: W 6 WITH GUSTS DECR BACK SECTOR S 5 WITH GUSTS PROB OF ISOL
SNOW FALL IMPR VIS MODERATE TO GOOD
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) E OF 50W: SW 7 WITH GUSTS DECR 4 PROB
OF RAIN ISOL SNOW FALL VIS MODERATE TO GOOD
REST OF THE AREA: SW 6/5 WITH GUSTS BACK S 5/4 PROB OF ISOL SNOW FALL VIS
MODERATE OCNL GOOD
SOUTH EAST AREA (50S- 60S AND 20W- 40W) E OF 30 - S OF 55S: SW 5 INCR 6 WITH
GUSTS UNSTABLE VIS GOOD
W OF 30 - S OF 55S: SECTOR W 5 INCR 6/7 WITH GUSTS LOW PROB OF ISOL RAIN
TOWARDS THE END OF THE PERIOD VIS GOOD TO MODERATE
REST OF THE AREA: SW 5 VEER W 6/7 WITH GUSTS UNSTABLE VIS GOOD OCNL MODERATE
SOUTH WEST AREA (50S- 60S AND 40W- 60W) S OF 55S: SW 6/7 WITH GUSTS VEER W 8
WITH GUSTS UNSTABLE VIS GOOD TO MODERATE
REST OF THE AREA: SW 6/5 WITH GUSTS LOW PROB OF SH VIS GOOD OCNL MODERATE
DRAKE AREA (55S- 60S AND 60W- 67W): NW 6 INCR 8 WITH GUSTS WORSENING WITH PROB
OF ISOL RAIN STARTING EARLY MORNING VIS GOOD TO MODERATE OCNL POOR
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