Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Washington warned of a volcanic ash plume rising to an estimated 16000 ft (4900 m), or flight level 160.Original VAAC bulletin:FVXX21 at 00:28 UTC, 25/09/26 from KNESVA ADVISORYDTG: 20260925/0025ZVAAC: WASHINGTONVOLCANO: REVENTADOR 352010PSN: S0005 W07739AREA: ECUADORSOURCE ELEV: 11686 FT AMSLADVISORY NR: 2026/990INFO SOURCE: GOES-19. WEBCAM. NWP MODELS. ERUPTION DETAILS: FRQT VA EMS.OBS VA DTG: 24/2350ZOBS VA CLD: SFC/FL160 S0004 W07750 - S0004 W07739- S0005 W07739 - S0007 W07750 - S0004 W07750 MOVW 10KT FCST VA CLD +6HR: 25/0600Z SFC/FL160 N0002 W07754- S0004 W07739 - S0005 W07739 - S0002 W07756 -N0002 W07754 FCST VA CLD +12HR: 25/1200Z SFC/FL160 N0001W07755 - S0004 W07739 - S0005 W07739 - S0004W07756 - N0001 W07755 FCST VA CLD +18HR: 25/1800Z SFC/FL160 N0004W07753 - S0004 W07738 - S0005 W07739 - S0001W07756 - N0004 W07753 RMK: MULT VA CLDS OBSD MOVG W ON STLT IMAGERY.UNSURE OF ANOTHER VA CLD OR 2 EXISTS FARTHER WDUE TO WX CLD CVR BUT IS PSBL. WEBCAM HAS SHOWNAPPRX 5 VA EMS SINCE 2315Z. NWP MDLS FCST VA TOMOV WNW THRU T+6HRS. ...HOSLEYNXT ADVISORY: WILL BE ISSUED BY 20260925/0630Z