FVXX21 KNES 282329 VA ADVISORY DTG: 20250728/2329Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2025/503 INFO SOURCE: GOES-19. VONA. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA EMS OBS EST VA DTG: 28/2300Z EST VA CLD: SFC/FL220 S0159 W07835 - S0200 W07820 - S0201 W07820 - S0205 W07833 - S0159 W07835 MOV W 20KT FCST VA CLD +6HR: 29/0500Z SFC/FL220 S0157 W07840 - S0200 W07820 - S0201 W07820 - S0204 W07839 - S0157 W07840 FCST VA CLD +12HR: 29/1100Z NO VA EXP FCST VA CLD +18HR: 29/1700Z NO VA EXP RMK: VONA RPRT RCVD FR EMS OF GAS AND VA. VA EMS OBS IN WEBCAM BUT NOT VISIBLE IN STLT IMG PSBLY DUE TO MET CLDS. W MVMT EXP THRU T+6. FCST BASED ON VONA AND MDL GUIDANCE. ...GATLING NXT ADVISORY: WILL BE ISSUED BY 20250729/0530Z