FVXX20 KNES 040139 VA ADVISORY DTG: 20111204/0139Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 PSN: S0128 W07826 AREA: ECUADOR SUMMIT ELEV: 16480 FT (5023 M) ADVISORY NR: 2011/169 INFO SOURCE: GUAYAQUIL MWO. GOES-13. GFS WINDS. PILOT REPORT. GEOPHYSICAL INST. ERUPTION DETAILS: ONGOING EMISSION OF ASH AND GASES OBS VA DTG: 04/0115Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS FL100/FL300 045/05-10KT FCST VA CLD +6HR: 04/0730Z FCST VA CLD +12HR: 04/1330Z FCST VA CLD +18HR: 04/1930Z RMK: NO VA DETECTED DUE TO CLDS AND DARKNESS. PIREP BTWN SEGU AND SEQU AT 04/01Z RPRTD VA TO FL280 MOV SW. WINDS FCST TO BECOME LGT AND VRBL OVNGT. ...SWANSON NXT ADVISORY: WILL BE ISSUED BY 20111204/0745Z NNNN