230
WWST02 SABM 301200
1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2025-06-30, 12:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 265: LOW 1020HPA AT 37S 50W MOV SE DEEPENING EXPECTED 39S 43W BY 01/1200
WILL PROVOKE WINDS FORCE 8 AROUND ITSELF WITH GUST IN OUTER RIO DE LA PLATA
URUGUAY SOUTH EAST COASTS FROM 30/1800
WARNING 264: STRONG BARIC GRADIENT MOV E PROVOKES WINDS FORCE 8 FROM SECTOR W
WITH GUST BETWEEN 55S-60S AND 60W-20W UNTIL 30/2100
PART 2 GENERAL SYNOPSIS AT 09:00UTC
291400 UTC 1.SEA ICE LIMIT 5820S 02000W 5849S 03457W 5958S 04654W 5932S 04955W
6059S 05223W 6103S 05541W 6129S 05419W 6216S 05723W 6207S 05944W 6311S 06300W
6411S 06424W 6609S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5631S03352W 40X32NM
A76C 5955S05004 16X7NM A74A 6039S04858W 30X18NM A77 6254S05900W 27X4NM
3.ICEBERGS SMALLER THAN 10NM A80A 6138S 05333W 8X4NM ICEBERG1 5243S03158W 3X1NM
ICEBERG2 5613S 03501W 4X1NM ICEBERG3 5026S 03259W 2X1NM ICEBERG4 5228S03633W
2X1NM ICEBERG5 5148S03711W 3X1NM ICEBERG6 5309S03418W 3X1NM ICEBERG7 5638S
03329W 5X3NM ICEBERG8 5346S 03356W 4X3NM ICEBERG9 5344S 03408W 6X3NM ICEBERG10
6232S05820W 4X1NM ICEBERG11 5539S 03539W 3X1NM ICEBERG12 5310S 03236W 3X1NM
ICEBERG13 5610S 03320W 2X1NM ICEBERG14 5627S 03320W 2X1NM ICEBERG15 6106S 04823W
3X1NM ICEBERG16 6138S 05350W 9X2NM ICEBERG17 6044S 04659W 5X3NM ICEBERG18 5348S
03401W 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
LOW 1020HPA 37S 50W MOV SE DPN EXP 39S 43W BY 01/1200 EXTENDS CFNT AT 37S 50W
32S 52W 27S 58W MOV SE EXP 39S 43W 33S 47W BY 01/1200
LOW 1014HPA 33S 41W MOV SE DPN EXP 40S 38W BY 01/1200 EXTENDS OFNT AT 30S 42W
35S 43W 33S 35W
RIDGE 41S 65W 47S 60W 50S 58W MOV NE EXP 39S 60W 47S 56W 50S 48W BY 01/1200
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2025-7-1
COASTAL AREAS:
INNER RIO DE LA PLATA: SW 4/5 WITH GUSTS DECR 4/3 BY 1/0300 LOW PROB OF SH
DURING THE MORNING VIS MODERATE TO GOOD
OUTER RIO DE LA PLATA: SW 6/7 GUST WITH 8 INTENSITY DECR 5/4 BY 1/0300 PROB OF
SH IMPR STARTING EVENING VIS VERY POOR TO MODERATE
URUGUAY SOUTH EAST COASTS: SW 6/7 GUST WITH 8 INTENSITY PROB OF SH RAIN IMPR
STARTING EARLY MORNING VIS VERY POOR
MAR DEL PLATA COASTS(36º17S - 38º30S): SECTOR S 4/5 INCR 6/7 WITH GUSTS BY
30/1500 PROB OF SH RAIN IMPR STARTING EARLY MORNING VIS POOR
RINCON BAHIA BLANCA COASTS(38º30S - 41ºS): SECTOR S 3/4 VEER N BY 1/0900 PROB OF
SH IMPR STARTING EVENING VIS MODERATE TO GOOD
PENINSULA DE VALDES COASTS(41ºS - 45ºS): VRB 3 VEER SECTOR N 3/4 BY 30/1800 INCR
4/5 BY 1/0300 PROB OF SH DURING THE MORNING VIS GOOD TO MODERATE
GOLFO DE SAN JORGE COASTS(45ºS - 48ºS): SECTOR N 3/4 VIS GOOD
SOUTH PATAGONIA COASTS(48ºS - 54ºS): SECTOR N 4/5 DECR 4/3 BY 1/0000 VIS GOOD
FIN DEL MUNDO COASTS(54ºS - 55ºS): SECTOR W 5/6 WITH GUSTS DECR 5/4 BY 1/0300
VIS MODERATE
ISLAS MALVINAS COASTS: SECTOR W 5/4 VIS GOOD
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 30W: SECTOR E 3/4 BACK SECTOR N 4/5 BY
1/0900 PROB OF ISOL RAIN STORMS SPELLS OF GOOD WEATHER VIS GOOD OCNL MODERATE
E OF 45W: E 5/6 WITH GUSTS INCR 7/8 WITH GUSTS BY 30/2100 VEER NW WITH GUSTS BY
1/0900 PROB OF RAIN STORMS VIS VERY POOR TO POOR
REST OF THE AREA: NE 6/7 WITH GUSTS VEER SW 7/8 WITH GUSTS BY 30/1800 PROB OF
RAIN STORMS VIS VERY POOR
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) E OF 30 - N OF 45S: SECTOR W 5 WITH
GUSTS VIS GOOD OCNL MODERATE
W OF 30 - N OF 45S: VRB 3 VEER SECTOR E 6/7 GUST WITH 8 INTENSITY BY 1/0300
PROB OF RAIN STORMS STARTING EARLY MORNING VIS GOOD TO VERY POOR
REST OF THE AREA: SECTOR W 6/7 WITH GUSTS DECR 6/5 BY 1/0300 VIS POOR TO
MODERATE
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) N OF 45S: SECTOR E 4/5 WITH GUSTS VEER
SECTOR S 6/7 GUST WITH 8 INTENSITY BY 30/1800 PROB OF SH VIS MODERATE TO VERY
POOR
REST OF THE AREA: SECTOR S 3/4 VIS GOOD
SOUTH EAST AREA (50S- 60S AND 20W- 40W): SECTOR W 7/8 WITH GUSTS DECR 7/6 WITH
GUSTS BY 30/2100 DECR 6/5 WITH GUSTS BY 1/1200 PROB OF SNOW FALL SPELLS OF GOOD
WEATHER VIS VERY POOR TO POOR
SOUTH WEST AREA (50S- 60S AND 40W- 60W) S OF 55S: SECTOR W 8/7 WITH GUSTS DECR
6/5 WITH GUSTS BY 30/2100 PROB OF SNOW FALL IMPR TOWARDS THE END OF THE PERIOD
VIS VERY POOR TO POOR
REST OF THE AREA: SECTOR W 5/4 VIS GOOD
DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR W 6/7 WITH GUSTS PROB OF RAIN AND
SNOW MIXTURE IMPR STARTING EVENING NEXT RAIN AND SNOW MIXTURE TOWARDS THE END OF
THE PERIOD VIS POOR
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