FVXX25 KNES 162117 VA ADVISORY DTG: 20250116/2117Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2025/033 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: OCNL VA EMS OBS VA DTG: 16/2040Z OBS VA CLD: SFC/FL220 S0143 W07828 - S0200 W07819 - S0202 W07821 - S0154 W07838 - S0143 W07828 MOV NW 15KT FCST VA CLD +6HR: 17/0230Z SFC/FL220 S0129 W07838 - S0200 W07817 - S0203 W07822 - S0146 W07854 - S0129 W07838 FCST VA CLD +12HR: 17/0830Z SFC/FL220 S0143 W07851 - S0159 W07819 - S0204 W07819 - S0202 W07856 - S0143 W07851 FCST VA CLD +18HR: 17/1430Z SFC/FL220 S0153 W07855 - S0159 W07820 - S0203 W07819 - S0210 W07855 - S0153 W07855 RMK: VA EMS SEEN ON STLT MVG NW APPROX 15 NM FM SUMMIT. LTL CHG IN VA MVMT THRU T+6 WITH MVMT TWD THE W THRU T+18. FL AND FCST BASED ON NWP MDLS. ...EVANS NXT ADVISORY: WILL BE ISSUED BY 20250117/0315Z