FVXX20 KNES 210301 VA ADVISORY DTG: 20201221/0301Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2020/1239 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: VA EMS CONT OBS VA DTG: 21/0220Z OBS VA CLD: SFC/FL200 S0153 W07837 - S0158 W07819 - S0200 W07819 - S0159 W07837 - S0153 W07837 MOV W 10KT FCST VA CLD +6HR: 21/0830Z SFC/FL200 S0147 W07837 - S0159 W07818 - S0200 W07819 - S0155 W07837 - S0147 W07837 FCST VA CLD +12HR: 21/1430Z SFC/FL200 S0140 W07843 - S0159 W07819 - S0201 W07820 - S0150 W07844 - S0140 W07843 FCST VA CLD +18HR: 21/2030Z SFC/FL200 S0140 W07843 - S0200 W07818 - S0200 W07820 - S0149 W07845 - S0140 W07843 RMK: VA DETECTED ON STLT MOVG W OF SUMMIT. PERSISTENT HOTSPOT SEEN ON SWIR. NWP MDL WIND FCST TO TURN IN DIR TO THE ESE AFTER T+6 HR WITH A GRDL INCR IN SPD. ...KONON NXT ADVISORY: WILL BE ISSUED BY 20201221/0900Z