FVXX23 KNES 111911 VA ADVISORY DTG: 20150911/1911Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 352080 PSN: S0128 W07826 AREA: ECUADOR SUMMIT ELEV: 16480 FT (5023 M) ADVISORY NR: 2015/067 INFO SOURCE: GOES-EAST. GFS WINDS. SEISMIC DETECTION. VOLCANO WEB CAMERA. GEOPHYSICAL INST. ERUPTION DETAILS: ONGOING GAS EMISSION. NO ASH DETECTED IN SATELLITE IMAGERY SINCE 1615Z. OBS VA DTG: 11/1845Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA. FCST VA CLD +6HR: 12/0100Z FCST VA CLD +12HR: 12/0700Z FCST VA CLD +18HR: 12/1300Z RMK: SEISMIC AND WEBCAM HAS SHOWN A DECREASE IN ASH ACTIVITY OVER PAST 3HRS. PREVIOUS LEADING ASH AREA DISP ARND 90NM SW. SOME ASHFALL RPRTS W-WNW OF SUMMIT FROM VO. SOME NEAR SUMMIT ACTIVITY MAY CONTINUE. ...SWANSON NXT ADVISORY: NO FURTHER ADVISORIES