FVXX21 KNES 101338 VA ADVISORY DTG: 20180910/1338Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2018/057 INFO SOURCE: GOES-EAST. NWP MODELS. CIMSS VOLCAT. ERUPTION DETAILS: VA EMS OBS MOV W OBS VA DTG: 10/1315Z OBS VA CLD: SFC/FL220 S0155 W07858 - S0159 W07819 - S0201 W07819 - S0207 W07858 - S0155 W07858 MOV W 15-20KT FCST VA CLD +6HR: 10/1930Z SFC/FL220 S0155 W07858 - S0159 W07820 - S0201 W07819 - S0207 W07858 - S0155 W07858 FCST VA CLD +12HR: 11/0130Z SFC/FL220 S0155 W07858 - S0159 W07819 - S0201 W07819 - S0207 W07858 - S0155 W07858 FCST VA CLD +18HR: 11/0730Z SFC/FL220 S0155 W07858 - S0159 W07820 - S0201 W07819 - S0207 W07858 - S0155 W07858 RMK: VA EMS OBS MOV W TO NEAR 40NM FROM SUMMIT. NWP GUIDANCE SUGGEST CONT MOV W THROUGH +18HRS. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20180910/1945Z