FVXX25 KNES 201938 VA ADVISORY DTG: 20230320/1938Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2023/209 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: POSSIBLE ONGOING VA EMS. OBS VA DTG: 20/1900Z OBS VA CLD: SFC/FL145 S0004 W07738 - S0011 W07728 - S0014 W07734 - S0006 W07740 - S0004 W07738 MOV SE 10KT FCST VA CLD +6HR: 21/0100Z NO VA EXP FCST VA CLD +12HR: 21/0700Z NO VA EXP FCST VA CLD +18HR: 21/1300Z NO VA EXP RMK: VA NOT RECENTLY SEEN IN WEB CAM OR STLT IMAGERY DUE TO DENSE WX CLDS. HOWEVER, ONGOING ACT LIKELY BASED ON PAST RECENT HIST. VA PRESUMED MOV IN A SE DIR FM SUMMIT. ...LEE NXT ADVISORY: WILL BE ISSUED BY 20230321/0145Z