FVXX20 KNES 261508 VA ADVISORY DTG: 20210126/1508Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0201 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/104 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: OCNL EM OBS VA DTG: 26/1440Z OBS VA CLD: SFC/FL200 S0156 W07819 - S0204 W07819 - S0210 W07847 - S0201 W07849 - S0156 W07819 MOV W 15KT FCST VA CLD +6HR: 26/2030Z SFC/FL200 S0157 W07819 - S0205 W07819 - S0210 W07850 - S0159 W07850 - S0157 W07819 FCST VA CLD +12HR: 27/0230Z NO VA EXP FCST VA CLD +18HR: 27/0830Z NO VA EXP RMK: VA NOT SEEN IN STLT IMAGERY DUE TO WX CLD. OBS VA BASED ON NWP MODEL GUIDANCE WITH LOW CONFIDENCE. ...TURK NXT ADVISORY: WILL BE ISSUED BY 20210126/2115Z