FVXX21 KNES 122044 VA ADVISORY DTG: 20180812/2044Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2018/766 INFO SOURCE: GOES-EAST. GUAYAQUIL MWO. NWP MODELS. VOLCANO WEB CAMERA. ERUPTION DETAILS: RPRT OF VA EMS OBS VA DTG: 12/2015Z OBS VA CLD: SFC/FL190 S0001 W07801 - S0002 W07753 - S0007 W07755 - S0007 W07802 - S0001 W07801 MOV W 20KT FCST VA CLD +6HR: 13/0230Z SFC/FL190 NO ASH EXP FCST VA CLD +12HR: 13/0830Z NO ASH EXP FCST VA CLD +18HR: 13/1430Z NO ASH EXP RMK: RPRT OF VA EMS OBS IN STLT IMAGERY MOV W FROM SUMMIT. NWP GUIDANCE SUGGEST CONT MOV W FROM SUMMIT. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20180813/0245Z