FVXX22 KNES 270702 VA ADVISORY DTG: 20210727/0702Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/573 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: POSSIBLE VA EMS OBS VA DTG: 27/0630Z OBS VA CLD: SFC/FL150 S0002 W07747 - S0005 W07740 - S0005 W07740 - S0007 W07747 - S0002 W07747 MOV W 10KT FCST VA CLD +6HR: 27/1230Z SFC/FL150 S0002 W07747 - S0005 W07740 - S0005 W07739 - S0005 W07747 - S0002 W07747 FCST VA CLD +12HR: 27/1830Z NO VA EXP FCST VA CLD +18HR: 28/0030Z NO VA EXP RMK: VA EM NOT SEEN ON STLT IMAGERY DUE TO CLD CVR. WEBCAM SHWS EMS WHICH MAY CONTAIN VA. FL AND FRCST BASED ON MODEL GUIDANCE WITH LOWER CONFIDENCE. ...KIM NXT ADVISORY: WILL BE ISSUED BY 20210727/1300Z