FVXX20 KNES 022054 VA ADVISORY DTG: 20180502/2054Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2018/448 INFO SOURCE: GOES-EAST. ERUPTION DETAILS: NEW VA EMS OBS VA DTG: 02/2015Z OBS VA CLD: SFC/FL160 N0030 W07747 - S0004 W07739 - S0005 W07740 - N0027 W07756 - N0030 W07747 MOV NW 10-15KT FCST VA CLD +6HR: 03/0230Z SFC/FL160 N0030 W07747 - S0004 W07738 - S0005 W07740 - N0027 W07756 - N0030 W07747 FCST VA CLD +12HR: 03/0830Z SFC/FL160 N0030 W07747 - S0004 W07738 - S0005 W07740 - N0026 W07756 - N0030 W07747 FCST VA CLD +18HR: 03/1430Z SFC/FL160 NO ASH EXP RMK: VA IS OBS EXTD 35NM NNW FM THE SUMMIT IN STLT IMAGERY. NWP MODEL GUIDANCE INDICATES CONT NW MOV THRU +12 HRS. ...ZHU NXT ADVISORY: WILL BE ISSUED BY 20180503/0300Z