FVXX21 KNES 031959 VA ADVISORY DTG: 20230803/1959Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2023/544 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: LGT VA EMS OBS VA DTG: 03/1930Z OBS VA CLD: SFC/FL190 S0200 W07820 - S0201 W07820 - S0208 W07827 - S0201 W07830 - S0200 W07820 MOV SW 10KT FCST VA CLD +6HR: 04/0130Z SFC/FL190 S0159 W07820 - S0201 W07820 - S0226 W07832 - S0211 W07844 - S0159 W07820 FCST VA CLD +12HR: 04/0730Z NO VA EXP FCST VA CLD +18HR: 04/1330Z NO VA EXP RMK: LGT VA EMS OBS IN STLT IMAGERY JUST SW/WSW FM SUMMIT. NOTHING SEEN IN WEBCAM. VA FL AND FCST THRU T+6 HRS BASED ON NWP MDLS. ...COVERDALE NXT ADVISORY: WILL BE ISSUED BY 20230804/0200Z