Ongoing volcanic ash emissions were reported at Reventador as of 27 October 2026, 05:40 UTC. Ash cloud movement and forecasts are provided, but no specific observed ash plume height was available.Original VAAC bulletin:FVXX21 at 06:12 UTC, 27/10/26 from KNESVA ADVISORYDTG: 20261027/0609ZVAAC: WASHINGTONVOLCANO: REVENTADOR 352010PSN: S0004 W07739AREA: ECUADORSOURCE ELEV: 11686 FT AMSLADVISORY NR: 2026/1129INFO SOURCE: GOES-19. VONA. WEBCAM. NWP MODELS. ERUPTION DETAILS: ONGOING VA EMSEST VA DTG: 27/0540ZEST VA CLD: SFC/FL150 N0000 W07752 - S0004 W07740- S0005 W07740 - S0007 W07752 - N0000 W07752 MOVW 5KT FCST VA CLD +6HR: 27/1130Z SFC/FL150 N0002 W07758- S0004 W07739 - S0005 W07740 - S0006 W07758 -N0002 W07758 FCST VA CLD +12HR: 27/1730Z SFC/FL150 N0002W07758 - S0004 W07740 - S0005 W07739 - S0007W07758 - N0002 W07758 FCST VA CLD +18HR: 27/2330Z SFC/FL150 N0002W07758 - S0004 W07740 - S0005 W07740 - S0007W07758 - N0002 W07758 RMK: VA NOT DETECTED ON STLT DUE TO WX CLDS INSUMMIT AREA. VONA INDICATES VA EMS AND WEBCAMCONFIRMS. NO CHG FCST TO MDL WINDS AT FL NXT 18HR. ...KONONNXT ADVISORY: WILL BE ISSUED BY 20261027/1215Z