FVXX22 KNES 280909 VA ADVISORY DTG: 20200428/0909Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2020/434 INFO SOURCE: GOES-EAST. GUAYAQUIL MWO. ERUPTION DETAILS: PSBL VA CLDS SEEN SAT. OBS VA DTG: 28/0840Z OBS VA CLD: SFC/FL200 S0147 W07852 - S0159 W07819 - S0202 W07820 - S0158 W07854 - S0147 W07852 MOV W 15-20KT FCST VA CLD +6HR: 28/1430Z SFC/FL200 S0149 W07852 - S0158 W07820 - S0202 W07820 - S0202 W07855 - S0149 W07852 FCST VA CLD +12HR: 28/2030Z NO ASH EXP FCST VA CLD +18HR: 29/0230Z NO ASH EXP RMK: PSBL VA SEEN IN SAT IMAGERY. PLUME LOOKS TO BE MOSTLY GASES BASED ON RGB IMAGERY. MODEL GUIDANCE SHOWS A W-LY MOV THRU T+6 HRS. ... NXT ADVISORY: WILL BE ISSUED BY 20200428/1515Z