FVXX22 KNES 191428 VA ADVISORY DTG: 20250419/1428Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2025/148 INFO SOURCE: GOES-19. VONA. WEBCAM. NWP MODELS. ERUPTION DETAILS: CONS VA EMS OBSD OBS VA DTG: 19/1400Z OBS VA CLD: SFC/FL270 S0146 W07928 - S0159 W07820 - S0201 W07820 - S0210 W07928 - S0146 W07928 MOV W 15KT FCST VA CLD +6HR: 19/2000Z SFC/FL270 S0156 W07943 - S0159 W07820 - S0202 W07820 - S0217 W07941 - S0156 W07943 FCST VA CLD +12HR: 20/0200Z SFC/FL270 S0150 W07942 - S0159 W07820 - S0202 W07820 - S0211 W07942 - S0150 W07942 FCST VA CLD +18HR: 20/0800Z SFC/FL270 S0158 W07820 - S0202 W07819 - S0222 W07938 - S0202 W07942 - S0158 W07820 RMK: VONA RCVD RPTD AT FL270. VA EMS OBSD IN WEBCAM AND STLT IMG EXTG APPRX 70 NM W FM SUMMIT. A MORE WSW MVMT EXP THRU T+18 HRS. MVMT AND HGT BASED ON VONA, WEBCAM, STLT OBS AND NWP MDLS. ...BERTALAN NXT ADVISORY: WILL BE ISSUED BY 20250419/2030Z