FVXX20 KNES 291423 VA ADVISORY DTG: 20230829/1423Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2023/509 INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA EMS OBS OBS VA DTG: 29/1400Z OBS VA CLD: SFC/FL140 S0000 W07747 - S0004 W07739 - S0005 W07739 - S0006 W07749 - S0000 W07747 MOV W 15KT FCST VA CLD +6HR: 29/2000Z SFC/FL140 N0003 W07750 - S0004 W07740 - S0005 W07740 - S0004 W07753 - N0003 W07750 FCST VA CLD +12HR: 30/0200Z NO VA EXP FCST VA CLD +18HR: 30/0800Z NO VA EXP RMK: VONA RCVD AND EMS OF VA AND GAS OBS IN WEBCAM AND STLT IMG MOV W EXT 10 NMI FM SUMMIT. MVMT TO SHIFT WNW BY T+6. FL AND MVMT BASED ON STLT AND NWP MODELS. ...GATLING NXT ADVISORY: WILL BE ISSUED BY 20230829/2030Z