FVXX21 KNES 190809 VA ADVISORY DTG: 20200319/0809Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2020/304 INFO SOURCE: GOES-EAST. NWP MODELS. VOLCAT. ERUPTION DETAILS: CONTG VA CLD EMS OBS VA DTG: 19/0740Z OBS VA CLD: SFC/FL200 S0159 W07819 - S0201 W07747 - S0213 W07748 - S0201 W07819 - S0159 W07819 MOV E 10-15KT FCST VA CLD +6HR: 19/1330Z SFC/FL200 S0153 W07731 - S0215 W07732 - S0201 W07820 - S0200 W07820 - S0153 W07731 FCST VA CLD +12HR: 19/1930Z SFC/FL200 S0157 W07732 - S0220 W07734 - S0201 W07820 - S0200 W07819 - S0157 W07732 FCST VA CLD +18HR: 20/0130Z SFC/FL200 S0159 W07819 - S0200 W07732 - S0224 W07735 - S0201 W07819 - S0159 W07819 RMK: VA CLD OBS IN STLT EXT 26 NM E FM SUMMIT. VOLCAT ALERT RECEIVED. NWP MODELS INDICATE LTLCG IN FL WINDS THRU T+18. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20200319/1415Z