FVXX24 KNES 232052 VA ADVISORY DTG: 20201223/2052Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2020/1140 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: POSS VA EM OBS VA DTG: 23/2020Z OBS VA CLD: SFC/FL140 S0004 W07740 - S0005 W07740 - S0008 W07758 - S0005 W07758 - S0004 W07740 MOV W 5KT FCST VA CLD +6HR: 24/0230Z SFC/FL140 NO VA EXP FCST VA CLD +12HR: 24/0830Z NO VA EXP FCST VA CLD +18HR: 24/1430Z NO VA EXP RMK: POSS VA EM MOV W. DENS MET CLDS OBSC SUMMIT IN WEB CAM AND STLT. VA EM EXPECTED TO EXTND TO 20 NM FROM SUMMIT BASED ON RECENT AND TYPICAL ACT. ...VELASCO NXT ADVISORY: WILL BE ISSUED BY 20201224/0245Z