FVXX23 KNES 270043 VA ADVISORY DTG: 20230727/0043Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2023/523 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA EMS REMAIN LIKELY OBS VA DTG: 27/0010Z OBS VA CLD: SFC/FL210 S0146 W07814 - S0201 W07819 - S0201 W07820 - S0146 W07825 - S0146 W07814 MOV N 10KT FCST VA CLD +6HR: 27/0600Z SFC/FL210 S0135 W07829 - S0201 W07820 - S0201 W07820 - S0143 W07841 - S0135 W07829 FCST VA CLD +12HR: 27/1200Z NO VA EXP FCST VA CLD +18HR: 27/1800Z NO VA EXP RMK: VA EMS REMAIN LIKELY N OF SUMMIT BUT STLT IMAGERY AND WEBCAM CRNTLY OBSC BY WX CLDS. VA FCST THRU T+6 HRS BASED ON NWP MDLS. ...COVERDALE NXT ADVISORY: WILL BE ISSUED BY 20230727/0645Z