FVXX21 KNES 040116 VA ADVISORY DTG: 20230804/0116Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2023/545 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA EMS ONGOING SW OF SUMMIT OBS VA DTG: 04/0050Z OBS VA CLD: SFC/FL200 S0159 W07820 - S0201 W07819 - S0219 W07838 - S0207 W07848 - S0159 W07820 MOV SW 10KT FCST VA CLD +6HR: 04/0700Z SFC/FL200 S0159 W07820 - S0201 W07819 - S0234 W07825 - S0223 W07847 - S0159 W07820 FCST VA CLD +12HR: 04/1300Z SFC/FL200 S0201 W07822 - S0201 W07819 - S0220 W07812 - S0219 W07830 - S0201 W07822 FCST VA CLD +18HR: 04/1900Z NO VA EXP RMK: VA EMS OBS MOVG APPRX 25NM SW FM SUMMIT IN STLT IMAGERY. VA NOT CRNTLY OBS IN WEBCAM. NWP MDLS SUGGEST BACKING FL WINDS THRU T+12 HRS. ...COVERDALE NXT ADVISORY: WILL BE ISSUED BY 20230804/0715Z