Ongoing volcanic ash emissions were reported at Reventador. Ash movement and forecasts are provided, but no specific ash plume height or observation time was available.Original VAAC bulletin:FVXX21 at 03:59 UTC, 31/10/26 from KNESVA ADVISORYDTG: 20261031/0356ZVAAC: WASHINGTONVOLCANO: REVENTADOR 352010PSN: S0005 W07739AREA: ECUADORSOURCE ELEV: 11686 FT AMSLADVISORY NR: 2026/1146INFO SOURCE: GOES-19. WEBCAM. NWP MODELS. ERUPTION DETAILS: ONGOING VA EMSEST VA DTG: 31/0340ZEST VA CLD: SFC/FL150 N0000 W07754 - S0004 W07739- S0005 W07740 - S0006 W07754 - N0000 W07754 MOVW 5KT FCST VA CLD +6HR: 31/0930Z SFC/FL150 N0002 W07759- S0004 W07739 - S0005 W07740 - S0007 W07758 -N0002 W07759 FCST VA CLD +12HR: 31/1530Z SFC/FL150 N0002W07759 - S0004 W07740 - S0005 W07740 - S0007W07759 - N0002 W07759 FCST VA CLD +18HR: 31/2130Z SFC/FL150 N0002W07758 - S0004 W07740 - S0004 W07740 - S0007W07758 - N0002 W07758 RMK: VA NOT DETECTED ON STLT DUE TO WX CLDS INSUMMIT AREA. WEBCAM SHOWS SUMMIT VERY ACTV SO VAEMS CONTINUE. NO CHG FCST TO MDL WINDS AT FL NXT18 HR. ...KONONNXT ADVISORY: WILL BE ISSUED BY 20261031/1000Z