FVXX23 KNES 262357 VA ADVISORY DTG: 20231226/2357Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2023/866 INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA EMS CONT OBS VA DTG: 26/2330Z OBS VA CLD: SFC/FL150 S0000 W07804 - S0003 W07740 - S0004 W07739 - S0007 W07804 - S0000 W07804 MOV W 10KT FCST VA CLD +6HR: 27/0530Z SFC/FL150 S0000 W07811 - S0003 W07740 - S0004 W07740 - S0008 W07811 - S0000 W07811 FCST VA CLD +12HR: 27/1130Z NO VA EXP FCST VA CLD +18HR: 27/1730Z NO VA EXP RMK: VA DETECTED ON STLT MOVG W OF SUMMIT. VONA INDICATES VA EMS. NO CHG FCST TO MDL WINDS AT FL NXT 6 HR. ...KONON NXT ADVISORY: WILL BE ISSUED BY 20231227/0600Z