FVXX22 KNES 131911 VA ADVISORY DTG: 20210113/1911Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/031 INFO SOURCE: GOES-16. WEBCAM. VOLCAT. ERUPTION DETAILS: VA CLDS SEEN IN SUMMIT WEB CAM OBS VA DTG: 13/1850Z OBS VA CLD: SFC/FL150 N0000 W07755 - S0004 W07739 - S0007 W07739 - S0008 W07755 - N0000 W07755 MOV W 10KT FCST VA CLD +6HR: 14/0100Z NO VA EXP FCST VA CLD +12HR: 14/0700Z NO VA EXP FCST VA CLD +18HR: 14/1300Z NO VA EXP RMK: VA CLDS OBS IN SUMMIT WEB CAM. LOW CONF WITH VA FCST DUE TO WX CLDS IN REGION. VA HGT FM PREV VAA. VA DIR FM STLT. VA CLDS EXP TO DISP BY T+6. ...SAMBUCCI NXT ADVISORY: WILL BE ISSUED BY 20210114/0115Z