FVXX21 KNES 182131 VA ADVISORY DTG: 20180418/2131Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2018/401 INFO SOURCE: GOES-EAST. NWP MODELS. CIMSS VOLCAT. ERUPTION DETAILS: NEW VA EMS IN STLT OBS VA DTG: 18/2100Z OBS VA CLD: SFC/FL160 S0001 W07758 - S0004 W07740 - S0005 W07740 - S0009 W07759 - S0001 W07758 MOV W 5-10KT FCST VA CLD +6HR: 19/0300Z SFC/FL160 S0000 W07800 - S0004 W07740 - S0005 W07740 - S0010 W07801 - S0000 W07800 FCST VA CLD +12HR: 19/0900Z SFC/FL160 S0000 W07800 - S0004 W07740 - S0004 W07739 - S0010 W07801 - S0000 W07800 FCST VA CLD +18HR: 19/1500Z SFC/FL160 NO ASH EXP RMK: VA EMS SEEN IN STLT IMAGERY MOV W. NWP MODEL GUIDANCE INDICATES A W-WNW MOV THROUGH T+12 HRS. ...KIBLER NXT ADVISORY: WILL BE ISSUED BY 20180419/0330Z