FVXX22 KNES 141853 VA ADVISORY DTG: 20250514/1853Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2025/256 INFO SOURCE: GOES-19. NWP MODELS. ERUPTION DETAILS: VA EMS OBSD IN SAT OBS VA DTG: 14/1820Z OBS VA CLD: SFC/FL200 S0146 W07834 - S0200 W07820 - S0201 W07820 - S0151 W07839 - S0146 W07834 MOV NW 15KT FCST VA CLD +6HR: 15/0030Z SFC/FL200 S0149 W07845 - S0159 W07820 - S0200 W07820 - S0158 W07847 - S0149 W07845 FCST VA CLD +12HR: 15/0630Z SFC/FL200 S0153 W07846 - S0159 W07820 - S0201 W07820 - S0201 W07847 - S0153 W07846 FCST VA CLD +18HR: 15/1230Z SFC/FL200 S0146 W07844 - S0159 W07820 - S0201 W07820 - S0156 W07847 - S0146 W07844 RMK: VA EMS OBSD IN STLT IMG EXTG APPRX 20 NM NW FM SUMMIT. A MORE WNW MVMT EXP BY T+6 HRS. MVMT AND HGT ABSED ON STLT OBS AND NWP MDLS. ...BERTALAN NXT ADVISORY: WILL BE ISSUED BY 20250515/0100Z