FVXX21 KNES 171306 VA ADVISORY DTG: 20200817/1306Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2020/773 INFO SOURCE: GOES-EAST. NWP MODELS. VOLCAT. ERUPTION DETAILS: ONGOING EMS OBS VA DTG: 17/1230Z OBS VA CLD: SFC/FL210 S0155 W07830 - S0200 W07819 - S0201 W07820 - S0159 W07832 - S0155 W07830 MOV W 25-30KT FCST VA CLD +6HR: 17/1830Z SFC/FL210 S0155 W07831 - S0200 W07819 - S0201 W07819 - S0200 W07831 - S0155 W07831 FCST VA CLD +12HR: 18/0030Z NO VA EXP FCST VA CLD +18HR: 18/0630Z NO VA EXP RMK: VA DETECTED ON STLT MOVG APROX 12 NM WNW OF SUMMIT BEFORE DSIPTNG. PERSISTENT HOTSPOT SEEN ON SWIR. NO CHG TO WINDS ALOFT FCST THRU T+6 HR. ...KONON NXT ADVISORY: WILL BE ISSUED BY 20200817/1900Z