FVXX21 KNES 012040 VA ADVISORY DTG: 20211201/2040Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/1096 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: INTMT VA EMS CONT OBS VA DTG: 01/2020Z OBS VA CLD: SFC/FL150 S0004 W07755 - S0004 W07740 - S0006 W07740 - S0010 W07755 - S0004 W07755 MOV W 10KT FCST VA CLD +6HR: 02/0230Z SFC/FL150 S0004 W07740 - S0007 W07739 - S0013 W07806 - S0004 W07808 - S0004 W07740 FCST VA CLD +12HR: 02/0830Z SFC/FL150 S0003 W07739 - S0006 W07740 - S0016 W07806 - S0007 W07807 - S0003 W07739 FCST VA CLD +18HR: 02/1430Z SFC/FL150 S0002 W07739 - S0006 W07739 - S0016 W07806 - S0008 W07808 - S0002 W07739 RMK: VA SEEN IN SAT IMAGERY MOV W/WSW FM SUMMIT. VOLCAT ALERT RECEIVED. NWP GUIDANCE CONT TO INDICATE A WSW MOV THRU T+18 HRS. ...KIBLER NXT ADVISORY: WILL BE ISSUED BY 20211202/0245Z