FVXX20 KNES 051935 VA ADVISORY DTG: 20210505/1935Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/437 INFO SOURCE: GOES-16. ERUPTION DETAILS: PSBL VA EM OBS VA DTG: 05/1910Z OBS VA CLD: SFC/FL200 S0152 W07824 - S0201 W07819 - S0201 W07820 - S0157 W07829 - S0152 W07824 MOV NW 15KT FCST VA CLD +6HR: 06/0100Z NO VA EXP FCST VA CLD +12HR: 06/0700Z NO VA EXP FCST VA CLD +18HR: 06/1300Z NO VA EXP RMK: PSBL VA EM MOVG NW FM SUMMIT. VA NOT SEEN IN STLT UNDER MSTLY CLDY CONDS. ...TUGGLE NXT ADVISORY: WILL BE ISSUED BY 20210506/0130Z