FVXX23 KNES 190658 VA ADVISORY DTG: 20210319/0658Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/197 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: PSBL CONTG VA EMS. OBS VA DTG: 19/0630Z OBS VA CLD: SFC/FL140 S0000 W07750 - S0004 W07739 - S0004 W07739 - S0005 W07752 - S0000 W07750 MOV W 5KT FCST VA CLD +6HR: 19/1230Z NO VA EXP FCST VA CLD +12HR: 19/1830Z NO VA EXP FCST VA CLD +18HR: 20/0030Z NO VA EXP RMK: VA NOT OBS IN SAT DUE TO WX CLD OBSCN. WEBCAM SUGGEST PSBL CONTG LGT VA ACT. OBS VA AREA BASED ON PREV VAA WITH LOW CONFIDENCE. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20210319/1300Z