FVXX20 KNES 210438 VA ADVISORY DTG: 20150821/0438Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 352080 PSN: S0128 W07826 AREA: ECUADOR SUMMIT ELEV: 16480 FT (5023 M) ADVISORY NR: 2015/055 INFO SOURCE: GOES-EAST. GFS WINDS. ERUPTION DETAILS: VA NOT DETECTED OBS VA DTG: 21/0415Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL220 090/20KT FCST VA CLD +6HR: 21/1030Z FCST VA CLD +12HR: 21/1630Z FCST VA CLD +18HR: 21/2230Z RMK: VA NOT DETECTED IN PARTLY CLOUDY STLT IMAGERY. ...SALEMI NXT ADVISORY: NO FURTHER ADVISORIES