Satellite image of Reventador volcano on 27 Sep 2026Possible volcanic ash emissions were reported for Reventador, but no ash plume was observed by satellite or webcam as of September 27, 2026, 19:40 UTC. Forecasts indicate potential ash movement northwest to west-northwest through the next 18 hours.Original VAAC bulletin:FVXX21 at 20:12 UTC, 27/09/26 from KNESVA ADVISORYDTG: 20260927/2008ZVAAC: WASHINGTONVOLCANO: REVENTADOR 352010PSN: S0005 W07739AREA: ECUADORSOURCE ELEV: 11686 FT AMSLADVISORY NR: 2026/1002INFO SOURCE: GOES-19. WEBCAM. NWP MODELS. ERUPTION DETAILS: PSBL VA EMS EST VA DTG: 27/1940ZEST VA CLD: SFC/FL160 N0002 W07745 - S0004 W07738- S0006 W07739 - S0003 W07749 - N0002 W07745 MOVNW 5KT FCST VA CLD +6HR: 28/0130Z SFC/FL160 N0008 W07753- S0004 W07738 - S0006 W07739 - S0000 W07758 -N0008 W07753 FCST VA CLD +12HR: 28/0730Z SFC/FL160 N0005W07756 - S0004 W07738 - S0005 W07739 - S0004W07759 - N0005 W07756 FCST VA CLD +18HR: 28/1330Z SFC/FL160 N0006W07755 - S0004 W07738 - S0005 W07738 - S0002W07759 - N0006 W07755 RMK: VA EMS NOT OBS ON STLT OR WEBCAM DUE TO WXCLD CVR. EMS LIKELY TO CONT NW FM SUMMIT. A GENNW TO WNW MVMT EXP THRU T+18 ACCORDING TO NWPMDLS. ...EVANSNXT ADVISORY: WILL BE ISSUED BY 20260928/0215Z