FVXX21 KNES 101933 VA ADVISORY DTG: 20180910/1933Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2018/058 INFO SOURCE: GOES-EAST. NWP MODELS. CIMSS VOLCAT. ERUPTION DETAILS: ONGOING ACT OBS VA DTG: 10/1900Z OBS VA CLD: SFC/FL220 S0158 W07836 - S0159 W07820 - S0201 W07820 - S0202 W07836 - S0158 W07836 MOV W 15-20KT FCST VA CLD +6HR: 11/0100Z SFC/FL220 S0158 W07836 - S0200 W07820 - S0201 W07820 - S0203 W07836 - S0158 W07836 FCST VA CLD +12HR: 11/0700Z SFC/FL220 S0157 W07837 - S0159 W07819 - S0201 W07819 - S0203 W07836 - S0157 W07837 FCST VA CLD +18HR: 11/1300Z SFC/FL220 NO ASH EXP RMK: POSS VA SEEN IN STLT IMAGERY MOV W FM SUMMIT. WX CLDS ARE MAKING IT DIFFICULT SEE. NWP MODEL GUIDANCE INDICATES A CONT W-WARD MOV THRU T+12 HRS. ...KIBLER NXT ADVISORY: WILL BE ISSUED BY 20180911/0130Z