FVXX23 KNES 181733 VA ADVISORY DTG: 20210318/1733Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/194 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: POSSIBLE ONGOING EMS. OBS VA DTG: 18/1710Z OBS VA CLD: SFC/FL160 S0004 W07740 - S0005 W07739 - S0011 W07752 - S0005 W07754 - S0004 W07740 MOV SW 10KT FCST VA CLD +6HR: 18/2300Z NO VA EXP FCST VA CLD +12HR: 19/0500Z NO VA EXP FCST VA CLD +18HR: 19/1100Z NO VA EXP RMK: NO RECENT ACT SEEN IN STLT IMAGERY DUE TO DENSE CLD COVER. A FEW EMS NOTED SEVERAL HRS AGO IN WEB CAM. VA SUSPECTED MOV WSW BASED ON PREV VAA AND NWP MDLS. ...LEE NXT ADVISORY: WILL BE ISSUED BY 20210318/2330Z