FVXX22 KNES 120040 VA ADVISORY DTG: 20250412/0040Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2025/116 INFO SOURCE: GOES-19. VONA. NWP MODELS. ERUPTION DETAILS: ONGOING VA EMS OBS VA DTG: 12/0010Z OBS VA CLD: SFC/FL210 S0159 W07820 - S0201 W07820 - S0215 W07835 - S0205 W07841 - S0159 W07820 MOV 0KT FCST VA CLD +6HR: 12/0600Z SFC/FL210 S0200 W07820 - S0201 W07820 - S0219 W07840 - S0206 W07847 - S0200 W07820 FCST VA CLD +12HR: 12/1200Z SFC/FL210 S0201 W07821 - S0201 W07819 - S0219 W07840 - S0207 W07847 - S0201 W07821 FCST VA CLD +18HR: 12/1800Z SFC/FL210 S0200 W07820 - S0201 W07820 - S0220 W07840 - S0205 W07847 - S0200 W07820 RMK: VA DETECTED ON STLT MOVG SW OF SUMMIT. VONA INDICATES VA EMS. HOTSPOT NOTED ON SWIR. NO CHG FCST TO MDL WINDS AT FL NXT 18 HR. ...KONON NXT ADVISORY: WILL BE ISSUED BY 20250412/0645Z