FVXX20 KNES 281633 VA ADVISORY DTG: 20200928/1633Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2020/949 INFO SOURCE: GOES-EAST. NWP MODELS. ERUPTION DETAILS: VA OBS FM STLT OBS VA DTG: 28/1610Z OBS VA CLD: SFC/FL220 S0159 W07820 - S0202 W07818 - S0209 W07823 - S0204 W07832 - S0159 W07820 MOV SW 5-10KT FCST VA CLD +6HR: 28/2200Z SFC/FL220 S0159 W07818 - S0221 W07812 - S0223 W07828 - S0159 W07825 - S0159 W07818 FCST VA CLD +12HR: 29/0400Z NO VA EXP FCST VA CLD +18HR: 29/1000Z NO VA EXP RMK: VA EXT 11 NM SW OF THE SUMMIT. VA FCST TO BACK OVR NXT 6 HRS BASED ON NWP MODEL GUIDANCE. ...TURK NXT ADVISORY: WILL BE ISSUED BY 20200928/2230Z