FVXX23 KNES 082048 VA ADVISORY DTG: 20230708/2048Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2023/485 INFO SOURCE: GOES-16. NWP MODELS. VOLCAT. ERUPTION DETAILS: ONGOING VA EMS OBS VA DTG: 08/2020Z OBS VA CLD: SFC/FL200 S0200 W07820 - S0201 W07819 - S0210 W07838 - S0204 W07839 - S0200 W07820 MOV W 15KT FCST VA CLD +6HR: 09/0230Z NO VA EXP FCST VA CLD +12HR: 09/0830Z NO VA EXP FCST VA CLD +18HR: 09/1430Z NO VA EXP RMK: OCNL VA IS OBS MOV SW FM THE SUMMIT, BUT IS DIFFICULT TO OBS DUE TO WX CLDS. ...ZHU NXT ADVISORY: WILL BE ISSUED BY 20230709/0245Z