FVXX21 KNES 230836 VA ADVISORY DTG: 20250123/0836Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2025/050 INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS. ERUPTION DETAILS: INTMT TO OCNL VA EMS. OBS VA DTG: 23/0800Z OBS VA CLD: SFC/FL200 S0146 W07822 - S0201 W07820 - S0201 W07820 - S0148 W07829 - S0146 W07822 MOV N 10KT FCST VA CLD +6HR: 23/1400Z SFC/FL200 S0142 W07826 - S0201 W07819 - S0201 W07820 - S0147 W07835 - S0142 W07826 FCST VA CLD +12HR: 23/2000Z SFC/FL200 S0147 W07837 - S0159 W07820 - S0202 W07820 - S0201 W07841 - S0147 W07837 FCST VA CLD +18HR: 24/0200Z NO VA EXP RMK: VA EM RPRTD BY 0619Z VONA TO 800M ABV SUMMIT MOVG NW. VOLC ACT ALSO OBSD BY WEBCAM AT 0550Z. VA CLD OBSD MOVG NNW BFR WX CLD CVR MOVD OVR TO OBSC VA CLD. FL TAKEN FM VONA. FCST CONFDC MED DUE TO MDT FCSTG OF OBS BY NWP MDLS. ...HOSLEY NXT ADVISORY: WILL BE ISSUED BY 20250123/1430Z