FVXX23 KNES 091040 CCA VA ADVISORY -CORRECTION DTG: 20211209/1040Z VAAC: WASHINGTON VOLCANO: RUIZ 351020 PSN: N0453 W07519 AREA: COLOMBIA SUMMIT ELEV: 17457 FT (5321 M) ADVISORY NR: 2021/426 INFO SOURCE: GOES-16. WEBCAM. ERUPTION DETAILS: VA NOT DETECTED OBS VA DTG: 09/0430Z OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA FCST VA CLD +6HR: 09/1030Z NO VA EXP FCST VA CLD +12HR: 09/1630Z NO VA EXP FCST VA CLD +18HR: 09/2230Z NO VA EXP RMK: VA EM NOT DETECTED IN STLT DATA. NO INDICATION OF VA EM SEEN IN WEBCAM. ...VELASCO NXT ADVISORY: NO FURTHER ADVISORIES