FVXX24 KNES 140553 VA ADVISORY DTG: 20210414/0553Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/373 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: PSBL CONTG VA EMS. OBS VA DTG: 14/0530Z OBS VA CLD: SFC/FL190 S0149 W07858 - S0159 W07819 - S0201 W07819 - S0203 W07859 - S0149 W07858 MOV W 10KT FCST VA CLD +6HR: 14/1130Z NO VA EXP FCST VA CLD +12HR: 14/1730Z NO VA EXP FCST VA CLD +18HR: 14/2330Z NO VA EXP RMK: VA NOT OBS IN SAT DUE TO DENSE WX CLD OBSCN. WEBCAM UNAVAILABLE. CONTG VA EMS PSBL BASED ON RECENT ACT. OBS VA AREA BASED ON NWP MDLS AND PREV VAA. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20210414/1200Z