No volcanic ash plume was detected at Nevados de Chillán as of the latest report. Satellite and webcam observations were hindered by weather, and ash cloud positions are estimated from previous forecasts; movement is to the northwest at 10 knots.Original VAAC bulletin:FVAG01 at 00:32 UTC, 29/10/26 from SABMVA ADVISORYDTG: 20261029/0040ZVAAC: BUENOS AIRESVOLCANO: NEVADOS DE CHILLAN 357070PSN: S3651 W07122AREA: CHILESUMMIT ELEV: 10538 FT [3212 M]ADVISORY NR: 2026/040INFO SOURCE: GOES-E. GFS. WEBCAM. VOLCAT.AVIATION COLOUR CODE: NOT GIVENERUPTION DETAILS: UNABLE TO DETECTEST VA DTG: 29/0020ZEST VA CLD: SFC/FL140 S3542 W07325 - S3559 W07214- S3625 W07116 - S3648 W07123 - S3629 W07132 -S3610 W07220 - S3601 W07332 - S3542 W07325 MOV NW10KTFCST VA CLD +6 HR: 29/0620Z SFC/FL140 S3515 W07153- S3528 W07109 - S3614 W07053 - S3638 W07108 -S3653 W07123 - S3614 W07102 - S3535 W07122 -S3528 W07146 - S3515 W07153FCST VA CLD +12 HR: 29/1220Z SFC/FL140 S3603W06838 - S3618 W06829 - S3628 W07008 - S3651W07122 - S3624 W07024 - S3603 W06838FCST VA CLD +18 HR: 29/1820Z NOT AVBLRMK: UNABLE TO DETECT VA FROM SATELLITE IMAGERYDUE TO WX CLOUD COVER OVER VOLCANO. WEBCAM NOTAVAILABLE. OBS IS EST FROM PREVIOUS FCST +06....SMNNXT ADVISORY: WILL BE ISSUED BY 20261029/0640Z=