FVXX20 KNES 052259 VA ADVISORY DTG: 20231005/2259Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2023/720 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: VA EM CONT OBS VA DTG: 05/2230Z OBS VA CLD: SFC/FL210 S0201 W07820 - S0201 W07820 - S0213 W07840 - S0207 W07844 - S0201 W07820 MOV W 15KT FCST VA CLD +6HR: 06/0430Z SFC/FL210 S0159 W07819 - S0200 W07820 - S0216 W07844 - S0205 W07849 - S0159 W07819 FCST VA CLD +12HR: 06/1030Z SFC/FL210 S0158 W07850 - S0201 W07821 - S0201 W07820 - S0208 W07850 - S0158 W07850 FCST VA CLD +18HR: 06/1630Z NO VA EXP RMK: VA EM RECENTLY SEEN ON STLT IMAGERY MOVG APPROX 25 NMI WSW FM SUMMIT. VA FL AND FRCST BASED ON STLT AND NWP MODELS. A GEN W MOVT EXPCD. ...KIM NXT ADVISORY: WILL BE ISSUED BY 20231006/0500Z