FVXX20 KNES 161856 VA ADVISORY DTG: 20240816/1856Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2024/454 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: PSBL CONTG VA EMS. EST VA DTG: 16/1830Z EST VA CLD: SFC/FL200 S0156 W07902 - S0158 W07820 - S0200 W07820 - S0205 W07902 - S0156 W07902 MOV W 25KT FCST VA CLD +6HR: 17/0030Z SFC/FL200 S0156 W07903 - S0158 W07821 - S0202 W07820 - S0208 W07903 - S0156 W07903 FCST VA CLD +12HR: 17/0630Z SFC/FL200 S0157 W07820 - S0201 W07820 - S0213 W07903 - S0159 W07905 - S0157 W07820 FCST VA CLD +18HR: 17/1230Z NO VA EXP RMK: VA NOT CLEARLY IDENTIFIABLE IN SAT WITH MET CLD OBSCN OF SUMMIT AREA. CONTG VA EMS PSBL BASED ON RECENT ACT. OBS VA AREA ESTD FM NWP MDLS AND PREV VAA. LTLCG FCST IN FL MVMT THRU T+12 HRS. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20240817/0100Z