FVXX23 KNES 162003 VA ADVISORY DTG: 20210316/2003Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/187 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: ONGOING VA EMS OBS VA DTG: 16/1930Z OBS VA CLD: SFC/FL150 S0005 W07739 - S0005 W07738 - S0020 W07739 - S0019 W07746 - S0005 W07739 MOV S 5KT FCST VA CLD +6HR: 17/0130Z SFC/FL150 S0005 W07740 - S0005 W07738 - S0029 W07745 - S0026 W07801 - S0005 W07740 FCST VA CLD +12HR: 17/0730Z SFC/FL150 S0004 W07740 - S0005 W07739 - S0024 W07740 - S0022 W07749 - S0004 W07740 FCST VA CLD +18HR: 17/1330Z NO VA EXP RMK: WEBCAM SHOWS CONT VA EM. VA IS NOT OBS ON STLT DUE TO DENSE WX CLDS. NWP MDL INDICATES S TO SSW MOV THRU T+12HRS. ...ZHU NXT ADVISORY: WILL BE ISSUED BY 20210317/0200Z