FVXX20 KNES 042221 VA ADVISORY DTG: 20170204/2221Z VAAC: WASHINGTON VOLCANO: RUIZ 351020 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17457 FT (5321 M) ADVISORY NR: 2017/023 INFO SOURCE: GOES-EAST. SEISMIC DETECTION. ERUPTION DETAILS: NIL. OBS VA DTG: 04/2145Z 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 DISSIPATED AND NO FURTHER REPORTS OF ACTIVITY. ...SZATANEK NXT ADVISORY: NO FURTHER ADVISORIES