Weak volcanic ash emissions were reported at Nevados de Chillán, but no ash cloud was detected in satellite imagery as of 26 September 2026, 05:30 UTC. No further advisories are expected.Original VAAC bulletin:FVAG01 at 05:45 UTC, 26/09/26 from SABMVA ADVISORYDTG: 20260926/0550ZVAAC: BUENOS AIRESVOLCANO: NEVADOS DE CHILLAN 357070PSN: S3651 W07122AREA: CHILESUMMIT ELEV: 10538 FT [3212 M]ADVISORY NR: 2026/003INFO SOURCE: SVO. GOES-E.AVIATION COLOUR CODE: NOT GIVENERUPTION DETAILS: WEAK VA EMSOBS VA DTG: 26/0530ZOBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITEDATAFCST VA CLD +6 HR: 26/1130Z NO VA EXPFCST VA CLD +12 HR: 26/1730Z NO VA EXPFCST VA CLD +18 HR: 26/2330Z NO VA EXPRMK: ALTHOUGHT SVO INFORMED VA EMS DETECTED THEREIS NO INDICATION OF VA IN STLT IMAGERY. WE WILLCONTINUE MONITORING AND ISSUE AN ADVISORY IFNECESSARY ...SMNNXT ADVISORY: NO FURTHER ADVISORIES=