FVXX21 KNES 280023 VA ADVISORY DTG: 20250528/0023Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2025/306 INFO SOURCE: GOES-19. WEBCAM. NWP MODELS. ERUPTION DETAILS: CONS VA EMS OBSD OBS VA DTG: 27/2350Z OBS VA CLD: SFC/FL230 S0155 W07844 - S0159 W07820 - S0201 W07820 - S0202 W07844 - S0155 W07844 MOV W 5KT FCST VA CLD +6HR: 28/0600Z SFC/FL230 S0151 W07851 - S0159 W07820 - S0201 W07820 - S0202 W07852 - S0151 W07851 FCST VA CLD +12HR: 28/1200Z SFC/FL230 S0140 W07846 - S0200 W07820 - S0201 W07820 - S0150 W07851 - S0140 W07846 FCST VA CLD +18HR: 28/1800Z SFC/FL230 S0142 W07847 - S0159 W07820 - S0201 W07820 - S0153 W07851 - S0142 W07847 RMK: VA OBSD IN WEBCAM AND STLT IMG EXTG APPRX 25 NM W FM SUMMIT. W MVMT EXP TO SHIFT NW BY T+12 HRS. MVMT AND HGT BASED ON WEBCAM, STLT OBS AND NWP MDLS. ...BERTALAN NXT ADVISORY: WILL BE ISSUED BY 20250528/0630Z