FVXX23 KNES 151406 VA ADVISORY DTG: 20211215/1406Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/1092 INFO SOURCE: GOES-16. NWP MODELS. GEOPHYSICAL INST. ERUPTION DETAILS: POSS VA EMS CONTG OBS VA DTG: 15/1340Z OBS VA CLD: SFC/FL190 S0159 W07820 - S0201 W07819 - S0207 W07829 - S0201 W07833 - S0159 W07820 MOV SW 10KT FCST VA CLD +6HR: 15/1930Z SFC/FL190 S0158 W07820 - S0202 W07819 - S0207 W07840 - S0159 W07841 - S0158 W07820 FCST VA CLD +12HR: 16/0130Z NO VA EXP FCST VA CLD +18HR: 16/0730Z NO VA EXP RMK: VA NOT SEEN IN SAT DUE TO MET CLDS. THE GEOPHYSICAL INSTITUTE INDICATES SOME EXPLOSIONS OBSERVED BUT VOLCANO ZONE IS CLDY. NWP GUIDANCE SHOWS A WSW MOV THRU T+6 HRS ...KIBLER NXT ADVISORY: WILL BE ISSUED BY 20211215/2000Z