FVXX20 KNES 222254 VA ADVISORY DTG: 20180522/2254Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2018/527 INFO SOURCE: GOES-EAST. NWP MODELS. CIMSS VOLCAT. ERUPTION DETAILS: CONT VA EMS OBS VA DTG: 22/2230Z OBS VA CLD: SFC/FL150 N0010 W07818 - S0004 W07738 - S0006 W07739 - S0001 W07820 - N0010 W07818 MOV W 10-15KT FCST VA CLD +6HR: 23/0430Z SFC/FL150 N0011 W07819 - S0003 W07738 - S0005 W07738 - S0001 W07821 - N0011 W07819 FCST VA CLD +12HR: 23/1030Z SFC/FL150 N0011 W07818 - S0003 W07740 - S0006 W07738 - S0001 W07820 - N0011 W07818 FCST VA CLD +18HR: 23/1630Z SFC/FL150 NO ASH EXP RMK: INTERMITENT VA EMS OBS IN STLT IMAGERY. NWP MODEL GUIDANCE AGREES WITH WNW MVMT OF VA CLD. ...BOLL NXT ADVISORY: WILL BE ISSUED BY 20180523/0500Z