FVXX20 KNES 220742 VA ADVISORY DTG: 20201222/0742Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2020/1244 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: PSBL CONTG VA EMS. OBS VA DTG: 22/0720Z OBS VA CLD: SFC/FL190 S0152 W07853 - S0159 W07820 - S0201 W07820 - S0201 W07853 - S0152 W07853 MOV W 20KT FCST VA CLD +6HR: 22/1330Z NO VA EXP FCST VA CLD +12HR: 22/1930Z NO VA EXP FCST VA CLD +18HR: 23/0130Z NO VA EXP RMK: VA NOT OBS IN SAT DUE TO PARTIAL WX CLD OBSCN. PSBL SMALL VA CLD OBS MOV W INVOF SUMMIT. OBS VA AREA ESTD FM PREV VAA AND NWP MDLS. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20201222/1345Z