FVXX20 KNES 301323 VA ADVISORY DTG: 20130730/1323Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 PSN: S0128 W07826 AREA: ECUADOR SUMMIT ELEV: 16480 FT (5023 M) ADVISORY NR: 2013/230 INFO SOURCE: GOES-13. GFS WINDS. SEISMIC DETECTION. VOLCANO WEB CAMERA. ERUPTION DETAILS: GAS EMISSIONS WITH OCNL VA OBS VA DTG: 30/1245Z OBS VA CLD: SFC/FL220 S0125 W07846 - S0127 W07826 - S0129 W07826 - S0127 W07847 - S0125 W07846 MOV W 25KT FCST VA CLD +6HR: 30/1900Z SFC/FL220 S0125 W07850 - S0128 W07826 - S0129 W07826 - S0127 W07850 - S0125 W07850 FCST VA CLD +12HR: 31/0100Z SFC/FL220 S0124 W07850 - S0127 W07826 - S0131 W07825 - S0127 W07850 - S0124 W07850 FCST VA CLD +18HR: 31/0700Z SFC/FL220 S0126 W07852 - S0127 W07826 - S0130 W07826 - S0129 W07852 - S0126 W07852 RMK: VA EXTD 20 NMI W OF THE SUMMIT IN A NARROW PLUME. ...TURK NXT ADVISORY: WILL BE ISSUED BY 20130730/1930Z