FVXX22 KNES 180537 VA ADVISORY DTG: 20210418/0537Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/285 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: ONGOING VA EMS OBS VA DTG: 18/0500Z OBS VA CLD: SFC/FL150 N0009 W07756 - S0005 W07739 - S0007 W07740 - N0001 W07759 - N0009 W07756 MOV NW 10KT FCST VA CLD +6HR: 18/1100Z SFC/FL150 N0010 W07757 - S0005 W07738 - S0005 W07740 - N0001 W07759 - N0010 W07757 FCST VA CLD +12HR: 18/1700Z NO VA EXP FCST VA CLD +18HR: 18/2300Z NO VA EXP RMK: VA NOT DETECTED ON STLT BUT WEBCAM SHOWS OCNL VA EMS. HOTSPOT NOTED ON VOLCAT. NWP MDL WINDS NO CHG FCST NXT 6 HR. ...KONON NXT ADVISORY: WILL BE ISSUED BY 20210418/1130Z