WWST02 SABM 111200

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

2026-08-11, 12:00 UTC.

NATIONAL WEATHER SERVICE

SEA ICE AND ICEBERGS ISSUED BY SHN

PRESSURE HPA

BEAUFORT SCALE WINDS.

PART 1 GALE WARNING:

WARNING 373: STRONG BARIC GRADIENT MOV E NOT CHANGE PROVOKES WINDS FORCE 8 FROM

SECTOR W WITH GUST BETWEEN 40S-50S AND 20W-40W

WARNING 367: STRONG BARIC GRADIENT MOV E PROVOKES WINDS FORCE 8 FROM SW WITH

GUST BETWEEN 35S-40S AND 20W-40W





PART 2 GENERAL SYNOPSIS AT 09:00UTC

HIGH 1033HPA 39S 61W NOT MOV NC

LOW 990HPA 41S 21W MOV SE DPN EXTENDS CFNT41|S 21W 36S 23W 35S 25W

LOW 966HPA 41S 21W MOV SE DPN EXTENDS CFNT41S 21W 36S 23W 35S 25W

101400 UTC 1.SEA ICE LIMIT 5803S 02000W 5605S 02618W 5702S 03217W 5731S 03757W

5737S 04317W 5926S 04814W 6027S 05248W 6203S 05655W 6333S 06033W 6409S 06337W

6408S 06559W 6257S 06716W 2.ICEBERGS GREATER THAN 10NM D33B 6100S 053 27W

21X12NM A81 5909S 05106W 28X25NM A76C 5239S 03051W 16X6NM 3.ICEBERGS SMALLER

THAN 10NM D33C 6125S 05305W 9X5NM ICEBERG1 6121S 05212W 5X3NM ICEBERG2 6108S

05232W 5X3NM ICEBERG3 6049S 05203W 6X4NM 4.ICEBERGS AREA A5820S 02000W 4600S

02000W 5300S 03800W 5805S 03800W B5805S 03800W 5300S 03800W 5800S 05000W 6040S

05000W C6040S 05000W 5800S 05000W 6300S 06716W 6620S 06716W





PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-08-12

COASTAL AREAS:

INNER RIO DE LA PLATA: SECTOR E 4/5 VIS GOOD

OUTER RIO DE LA PLATA: SECTOR E 4/5 VIS GOOD

URUGUAY SOUTH EAST COASTS: SECTOR S 4/5 BACK SECTOR E BY 11/1800 VIS GOOD

MAR DEL PLATA COASTS(3617S - 3830S): SECTOR S 4/5 VIS GOOD

RINCON BAHIA BLANCA COASTS(3830S - 41S): SECTOR S 3/4 VIS GOOD

PENINSULA DE VALDES COASTS(41S - 45S): SW 4/5 VIS GOOD

GOLFO DE SAN JORGE COASTS(45S - 48S): SW 4/5 VIS GOOD

SOUTH PATAGONIA COASTS(48S - 54S): SECTOR W 4/5 WITH GUSTS BACK SECTOR S BY

12/0300 VIS GOOD

FIN DEL MUNDO COASTS(54S - 55S): SECTOR S 4/5 WITH GUSTS BACK SECTOR S BY

11/2100 VIS GOOD

ISLAS MALVINAS COASTS: SECTOR W 6/7 WITH GUSTS BACK SECTOR S BY 12/0900 VIS

MODERATE OCNL POOR



OCEANIC AREAS:

NORTH AREA (35S- 40S AND 20W- 55W) W OF 40W: SW 8 WITH GUSTS PROB OF SH RAIN VIS

VERY POOR

 REST OF THE AREA: SW 6/7 WITH GUSTS DECR 5/6 BY 12/0300 VIS GOOD

CENTRAL EAST AREA (40S- 50S AND 20W- 40W) W OF 30W: SECTOR W 8 WITH GUSTS PROB

OF SH RAIN VIS VERY POOR

 REST OF THE AREA: SECTOR W 5/6 WITH GUSTS INCR 6/7 GUST WITH 8 INTENSITY BY

12/0300 PROB OF SH RAIN VIS POOR OCNL VERY POOR

CENTRAL WEST AREA (40S- 50S AND 40W- 60W): SW 6/7 GUST WITH 8 INTENSITY PROB OF

ISOL RAIN VIS POOR OCNL VERY POOR

SOUTH EAST AREA (50S- 60S AND 20W- 40W): SW 6/7 WITH GUSTS VEER SECTOR S BY

12/0900 PROB OF ISOL ISOL RAIN SNOW FALL VIS MODERATE OCNL VERY POOR

SOUTH WEST AREA (50S- 60S AND 40W- 60W): SECTOR W 6/7 PROB OF ISOL SNOW FALL VIS

POOR OCNL VERY POOR

DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR W 6/7 WITH GUSTS BACK SECTOR S BY 12/

VIS POOR OCNL VERY POOR

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

NNNN=