Subject: FVAG01 SABM 211620 FVAG01 SABM 211620 VOLCANIC ASH ADVISORY ISSUED: 2008 08 21 / 1620Z VAAC: BUENOS AIRES VOLCANO: CHAITEN 1508-41 LOCATION: S4250 W07239 AREA: CHILE-S SUMMIT ELEVATION: 962M ADVISORY NUMBER: 2008/0292 INFORMATION SOURCE: WEBCAM DGAC AVIATION COLOR CODE: ERUPTION DETAILS: CONTINUOUS EMISSION OBS ASH DATE/TIME: 21/1500Z OBS ASH CLOUD: VA CLD OBS FROM 15:00Z TOP FL 080 MOV E FCST ASH CLD + 06HR: 212100Z SFC/FL200 S4230 W07145 - S4300 W07240 - S4215 W07240 - S4230 W07145 FL200/350 NO ASH EXP FL350/550 NO ASH EXP FCST ASH CLD + 12HR: 220300Z SFC/FL200 THIN PLUME FROM S4300 W07240 TO S4245 W07200 FL200/350 NO ASH EXP FL350/550 NO ASH EXP FCST ASH CLD + 18HR: 220900Z SFC/FL200 THIN PLUME FROM S4300 W07240 TO S4230 W07200 FL200/350 NO ASH EXP FL350/550 NO ASH EXP NEXT ADVISORY: FURTHER INFORMATION WILL BE ISSUED IF ANY ASH CLD IS DETECTED/OBSERVED REMARKS: VA CLD NO IDENTIFIABLE FROM GOES 12 IMAGERY DUE TO CLOUD COVER  .