FVXX20 KNES 260731 VA ADVISORY DTG: 20201226/0731Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2020/1259 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: PSBL ONGOING EMS OBS VA DTG: 26/0700Z OBS VA CLD: SFC/FL200 S0156 W07831 - S0159 W07819 - S0201 W07819 - S0203 W07832 - S0156 W07831 MOV W 5KT FCST VA CLD +6HR: 26/1300Z SFC/FL200 S0156 W07831 - S0159 W07819 - S0201 W07819 - S0203 W07832 - S0156 W07831 FCST VA CLD +12HR: 26/1900Z NO VA EXP FCST VA CLD +18HR: 27/0100Z NO VA EXP RMK: VA NOT DETECTED ON STLT DUE TO HVY CONVECTION IN AREA. INTMT HOTSPOT SEEN ON SWIR. MDL WIND VRY LGT ALOFT SO VA CURRENT PSN AND FCST CONF LOW. ...KONON NXT ADVISORY: WILL BE ISSUED BY 20201226/1330Z