FVXX20 KNES 041349 VA ADVISORY DTG: 20210104/1349Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/016 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: OCNL EM OBS VA DTG: 04/1320Z OBS VA CLD: SFC/FL190 S0159 W07820 - S0204 W07800 - S0208 W07801 - S0201 W07822 - S0159 W07820 MOV E 5KT FCST VA CLD +6HR: 04/1930Z SFC/FL190 S0159 W07819 - S0213 W07756 - S0217 W07759 - S0201 W07821 - S0159 W07819 FCST VA CLD +12HR: 05/0130Z NO VA EXP FCST VA CLD +18HR: 05/0730Z NO VA EXP RMK: VA EXT 20 NM ESE OF THE SUMMIT. LOW CONFIDENCE IN HGT AND FCST BC NWP FCST WNDS DO NOT AGREE WITH OBS MOTION. ...TURK NXT ADVISORY: WILL BE ISSUED BY 20210104/1945Z