FVXX22 KNES 230415 VA ADVISORY DTG: 20190823/0415Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2019/913 INFO SOURCE: GOES-EAST. NWP MODELS. VOLCAT. ERUPTION DETAILS: POSS ONGOING VA EMS OBS VA DTG: 23/0350Z OBS VA CLD: SFC/FL160 N0001 W07803 - S0005 W07739 - S0005 W07739 - S0006 W07804 - N0001 W07803 MOV W 15-20KT FCST VA CLD +6HR: 23/1000Z SFC/FL160 NO ASH EXP FCST VA CLD +12HR: 23/1600Z NO ASH EXP FCST VA CLD +18HR: 23/2200Z NO ASH EXP RMK: VA NOT VISIBLE IN STLT IMAGERY DUE TO WX CLD IN AREA. NWP MODEL SUGGEST WINDS TOWARDS THE W 20 KTS FL160. ...BOLL NXT ADVISORY: WILL BE ISSUED BY 20190823/1015Z