FVXX24 KNES 122120 VA ADVISORY DTG: 20230912/2120Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2023/549 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: ONGOING VA EMS OBS VA DTG: 12/2050Z OBS VA CLD: SFC/FL140 S0001 W07802 - S0004 W07740 - S0005 W07739 - S0007 W07802 - S0001 W07802 MOV W 10KT FCST VA CLD +6HR: 13/0300Z SFC/FL140 S0004 W07810 - S0004 W07739 - S0005 W07739 - S0013 W07808 - S0004 W07810 FCST VA CLD +12HR: 13/0900Z SFC/FL140 N0000 W07813 - S0005 W07739 - S0006 W07740 - S0010 W07813 - N0000 W07813 FCST VA CLD +18HR: 13/1500Z NO VA EXP RMK: VA IS OBS MOV W UP TO 23NM W FM THE SUMMIT. NWP MDL INDICATES A CONT W MOV THRU T+12HRS. ...ZHU NXT ADVISORY: WILL BE ISSUED BY 20230913/0315Z