FVXX21 KNES 280349 VA ADVISORY DTG: 20231228/0349Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2023/957 INFO SOURCE: GOES-16. ERUPTION DETAILS: VA NOT DETECTED. OBS VA DTG: 28/0320Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA. FCST VA CLD +6HR: 28/0930Z NO VA EXP FCST VA CLD +12HR: 28/1530Z NO VA EXP FCST VA CLD +18HR: 28/2130Z NO VA EXP RMK: VA NOT OBSD BY EITHER STLT OR WEBCAM DUE TO WX CLD CVR OBSCG SUMMIT. NO RCNT RPRTS CONFIRMING VA IS PRESENT HAVE BEEN RCVD. ...HOSLEY NXT ADVISORY: NO FURTHER ADVISORIES