FVXX21 KNES 051251 VA ADVISORY DTG: 20230805/1251Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2023/552 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: VA EMS POSS OBS VA DTG: 05/1220Z OBS VA CLD: SFC/FL190 S0201 W07820 - S0201 W07819 - S0208 W07837 - S0201 W07838 - S0201 W07820 MOV W 5KT FCST VA CLD +6HR: 05/1830Z SFC/FL190 S0200 W07820 - S0201 W07820 - S0213 W07832 - S0207 W07838 - S0200 W07820 FCST VA CLD +12HR: 06/0030Z NO VA EXP FCST VA CLD +18HR: 06/0630Z NO VA EXP RMK: VA EM NOT SEEN ON STLT IMAGERU DUE TO CLD CVR. VA FL AND FRCST BASED ON PREVIOUS VAA AND NWP MODELS. LTLCG EXPCD. ...KIM NXT ADVISORY: WILL BE ISSUED BY 20230805/1845Z