FVXX21 KNES 310637 VA ADVISORY DTG: 20230731/0637Z VAAC: WASHINGTON VOLCANO: RUIZ 351020 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17319 FT (5279 M) ADVISORY NR: 2023/450 INFO SOURCE: GOES-16. WEBCAM. ERUPTION DETAILS: VA HAS ENDED OBS VA DTG: 31/0610Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA. FCST VA CLD +6HR: 31/1200Z NO VA EXP FCST VA CLD +12HR: 31/1800Z NO VA EXP FCST VA CLD +18HR: 01/0000Z NO VA EXP RMK: NO VA HAS BEEN SEEN AND NO NEW VA EMS HAVE BEEN OBS FM STLT BFR WX CLDS MV INTO AREA. NO RPTS RCVD OF VA ACT RCNTLY. ...BROWN NXT ADVISORY: NO FURTHER ADVISORIES