FVXX24 KNES 182328 VA ADVISORY DTG: 20220818/2328Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2022/840 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: VA EMS POSSIBLE OBS VA DTG: 18/2250Z OBS VA CLD: SFC/FL200 S0143 W07925 - S0201 W07820 - S0202 W07821 - S0154 W07928 - S0143 W07925 MOV W 25KT FCST VA CLD +6HR: 19/0500Z SFC/FL200 S0150 W07923 - S0159 W07820 - S0201 W07820 - S0205 W07923 - S0150 W07923 FCST VA CLD +12HR: 19/1100Z SFC/FL200 S0152 W07922 - S0159 W07820 - S0202 W07818 - S0206 W07923 - S0152 W07922 FCST VA CLD +18HR: 19/1700Z SFC/FL200 S0149 W07921 - S0200 W07819 - S0201 W07817 - S0205 W07920 - S0149 W07921 RMK: POSSIBLE VA EM MIXED IN WITH CLD CVR SEEN ON STLT IMAGERY MOVG APPROX 70 NMI WNW FM SUMMIT. VA DIFFICULT TO SEE. VA FL AND FRCST BASED ON IMAGERY AND NWP MODELS. ...KIM NXT ADVISORY: WILL BE ISSUED BY 20220819/0530Z