FVXX23 KNES 150311 VA ADVISORY DTG: 20230415/0311Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2023/308 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: CONS VA EMS OBSD OBS VA DTG: 15/0250Z OBS VA CLD: SFC/FL210 S0158 W07844 - S0159 W07819 - S0201 W07820 - S0204 W07844 - S0158 W07844 MOV W 15KT FCST VA CLD +6HR: 15/0900Z SFC/FL210 S0158 W07847 - S0159 W07820 - S0201 W07820 - S0204 W07847 - S0158 W07847 FCST VA CLD +12HR: 15/1500Z NO VA EXP FCST VA CLD +18HR: 15/2100Z NO VA EXP RMK: CONS VA EMS OBSD IN SAT AND WEBCAM. VA CLDS EXTD APPX 25NMI W FM SUMMIT BEFORE OBSC BY MET CLDS. NWP MDL FCST LTLCG THRU T+6HRS. ...ZENG NXT ADVISORY: WILL BE ISSUED BY 20230415/0915Z