FVXX21 KNES 280025 VA ADVISORY DTG: 20200728/0025Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2020/632 INFO SOURCE: GOES-EAST. GUAYAQUIL MWO. VONA. NWP MODELS. GEOPHYSICAL INST. ERUPTION DETAILS: EM AT 27/2308Z OBS VA DTG: 28/0000Z OBS VA CLD: SFC/FL140 N0000 W07755 - S0002 W07739 - S0006 W07739 - S0004 W07756 - N0000 W07755 MOV W 15-20KT FCST VA CLD +6HR: 28/0600Z NO VA EXP FCST VA CLD +12HR: 28/1200Z NO VA EXP FCST VA CLD +18HR: 28/1800Z NO VA EXP RMK: VO RPRT EM TO FL140 AT 2308Z. VA NOT SEEN IN STLT IMAGERY UNDER PTLY CLDY CONDITIONS. OBS VA BASED ON NWP MODEL GUIDANCE WITH GOOD CONFIDENCE. ...TURK NXT ADVISORY: WILL BE ISSUED BY 20200728/0630Z