FVXX25 KNES 301823 VA ADVISORY DTG: 20210930/1823Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/846 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: OCNL EM OBS VA DTG: 30/1800Z OBS VA CLD: SFC/FL190 S0159 W07820 - S0202 W07819 - S0210 W07830 - S0205 W07832 - S0159 W07820 MOV SW 10KT FCST VA CLD +6HR: 01/0000Z SFC/FL190 S0155 W07837 - S0158 W07820 - S0203 W07819 - S0201 W07838 - S0155 W07837 FCST VA CLD +12HR: 01/0600Z NO VA EXP FCST VA CLD +18HR: 01/1200Z NO VA EXP RMK: VA EXT 15 NM SW OF THE SUMMIT. EM FCST BY NWP MODELS TO VEER TWD W OVR NXT 6 HRS. ...TURK NXT ADVISORY: WILL BE ISSUED BY 20211001/0030Z