FVXX21 KNES 160220 VA ADVISORY DTG: 20190616/0220Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2019/036 INFO SOURCE: GOES-EAST. NWP MODELS. VOLCAT. ERUPTION DETAILS: ONGOING VA EM OBS VA DTG: 16/0150Z OBS VA CLD: SFC/FL200 S0159 W07819 - S0201 W07819 - S0220 W07854 - S0205 W07901 - S0159 W07819 MOV SW 15-20KT FCST VA CLD +6HR: 16/0800Z SFC/FL200 S0200 W07819 - S0202 W07819 - S0234 W07849 - S0222 W07904 - S0200 W07819 FCST VA CLD +12HR: 16/1400Z SFC/FL200 NO ASH EXP FCST VA CLD +18HR: 16/2000Z NO ASH EXP RMK: VA VISIBLE IN STLT IMAGERY MOV SW FM SUMMIT FL200. NWP MODEL GUIDANCE AGREES WELL WITH OBS TRAJECTORY. ...BOLL NXT ADVISORY: WILL BE ISSUED BY 20190616/0815Z