FVXX20 KNES 041937 VA ADVISORY DTG: 20200904/1937Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2020/845 INFO SOURCE: GOES-EAST. NWP MODELS. ERUPTION DETAILS: VA NOT IDENTIFIABLE FM SATELLITE DATA OBS VA DTG: 04/1910Z OBS VA CLD: SFC/FL210 S0156 W07834 - S0159 W07819 - S0202 W07820 - S0200 W07834 - S0156 W07834 MOV W 20-25KT FCST VA CLD +6HR: 05/0100Z NO VA EXP FCST VA CLD +12HR: 05/0700Z NO VA EXP FCST VA CLD +18HR: 05/1300Z NO VA EXP RMK: VA STILL NOT OBS IN STLT WITH WX CLD IN THE AREA. OBS VA BASED ON PREVIOUS T+6 FCST AND LATEST NWP MODEL GUIDANCE WITH LOW CONFIDENCE. ...TURK NXT ADVISORY: WILL BE ISSUED BY 20200905/0130Z