Subject: FVAG01 SABM 160900 FVAG01 SABM 160900 2009289 0912 VA ADVISORY DTG: 20091016/0900Z VAAC: BUENOS AIRES VOLCANO: CHAITEN 1508-41 PSN: S4250 W07239 AREA: CHILE-S SUMMIT ELEVATION: 962M ADVISORY NUMBER: 2009/165 INFORMATION SOURCE: GOES 12 ERUPTION DETAILS: OBS ASH DATE/TIME: 16/0815Z OBS ASH CLOUD: INFRARED HOTSPOT WINDS NW 10 KT FCST ASH CLD + 06HR: 161500Z FCST ASH CLD + 12HR: 162100Z FCST ASH CLD + 18HR: 170300Z REMARKS: ASH IS NOT VISIBLE IN NIGHTTIME INFRARED IMAGERY. HOTSPOT IS SEEN IN INFRARED IMAGERY NEXT ADVISORY: 16/1200Z