FVXX23 KNES 141504 VA ADVISORY DTG: 20210514/1504Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/460 INFO SOURCE: ERUPTION DETAILS: OBS VA DTG: /Z OBS VA CLD: SFC/FL200 S0153 W08124 - S0256 W08202 - S0258 W08234 - S0203 W08210 - S0153 W08124 MOV W 20KT FCST VA CLD +6HR: 14/2100Z NO VA EXP FCST VA CLD +12HR: 15/0300Z NO VA EXP FCST VA CLD +18HR: 15/0900Z NO VA EXP RMK: ... NXT ADVISORY: