FVXX20 KNES 150342 VA ADVISORY DTG: 20210115/0342Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/054 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: CONTG VA CLD EMS. OBS VA DTG: 15/0320Z OBS VA CLD: SFC/FL200 S0157 W07842 - S0159 W07820 - S0201 W07819 - S0202 W07842 - S0157 W07842 MOV W 15KT FCST VA CLD +6HR: 15/0930Z SFC/FL200 S0158 W07847 - S0200 W07820 - S0201 W07819 - S0205 W07846 - S0158 W07847 FCST VA CLD +12HR: 15/1530Z SFC/FL200 S0159 W07846 - S0200 W07819 - S0202 W07819 - S0207 W07844 - S0159 W07846 FCST VA CLD +18HR: 15/2130Z SFC/FL200 S0200 W07819 - S0202 W07819 - S0214 W07845 - S0200 W07849 - S0200 W07819 RMK: VA CLD OBSD THRU BKN WX CLD CVR TO ABT 20 NMI W OF SUMMIT. NWP MDLS SUGGEST VA TO FL200 AND ALSO FCST VA TO MOV W THRU T+12 THEN MOV WSW BY T+18. ...HOSLEY NXT ADVISORY: WILL BE ISSUED BY 20210115/0945Z