FVXX20 KNES 202250 VA ADVISORY DTG: 20210120/2250Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/078 INFO SOURCE: GOES-16. VONA. NWP MODELS. GEOPHYSICAL INST. ERUPTION DETAILS: VA OBS 20/2201Z OBS VA DTG: 20/2230Z OBS VA CLD: SFC/FL240 S0152 W07829 - S0154 W07818 - S0201 W07819 - S0159 W07830 - S0152 W07829 MOV W 15KT FCST VA CLD +6HR: 21/0430Z SFC/FL240 S0153 W07851 - S0156 W07819 - S0202 W07818 - S0201 W07851 - S0153 W07851 FCST VA CLD +12HR: 21/1030Z NO VA EXP FCST VA CLD +18HR: 21/1630Z NO VA EXP RMK: VO OBS VA TO FL240 MOV W AT 2201Z. VA EXT 10 NM W OF THE SUMMIT AT 2230Z. LTLCG EXP THRU T+6 BASED ON NWP MODEL GUIDANCE. ...TURK NXT ADVISORY: WILL BE ISSUED BY 20210121/0445Z