FVXX20 KNES 090539 VA ADVISORY DTG: 20210609/0539Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/569 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: PSBL CONTG VA EMS. OBS VA DTG: 09/0520Z OBS VA CLD: SFC/FL195 S0154 W07905 - S0159 W07820 - S0202 W07819 - S0205 W07905 - S0154 W07905 MOV W 15KT FCST VA CLD +6HR: 09/1130Z NO VA EXP FCST VA CLD +12HR: 09/1730Z NO VA EXP FCST VA CLD +18HR: 09/2330Z NO VA EXP RMK: VA NOT OBS IN SAT DUE TO WX CLD OBSCN. CONTG VA EMS PSBL BASED ON RECENT ACT. OBS VA AREA ESTD FM PREV VAA AND NWP MDLS. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20210609/1145Z