FVXX21 KNES 311651 VA ADVISORY DTG: 20191231/1651Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2019/357 INFO SOURCE: GOES-EAST. ERUPTION DETAILS: VA HAS DISP OBS VA DTG: 31/1610Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA. FCST VA CLD +6HR: NO VA EXP FCST VA CLD +12HR: NO VA EXP FCST VA CLD +18HR: NO VA EXP RMK: VA FM EARLIER ERUPTION HAS DISP AND NO NEW VA EM HAVE BEEN OBS OR RPRTD. ...CLARK NXT ADVISORY: NO FURTHER ADVISORIES