FVXX20 KNES 021528 VA ADVISORY DTG: 20210502/1528Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/434 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: POSS VA EM OBS VA DTG: 02/1510Z OBS VA CLD: SFC/FL200 S0156 W07839 - S0159 W07819 - S0201 W07819 - S0204 W07839 - S0156 W07839 MOV W 10KT FCST VA CLD +6HR: 02/2100Z NO VA EXP FCST VA CLD +12HR: 03/0300Z NO VA EXP FCST VA CLD +18HR: 03/0900Z NO VA EXP RMK: POSS VA EM MOV W FM SUMMIT. VA NOT SEEN IN SAT DUE TO WX CLDS. FL AND DIR FM NWP MDLS. ...TUGGLE NXT ADVISORY: WILL BE ISSUED BY 20210502/2130Z