FVXX20 KNES 220654 VA ADVISORY DTG: 20071122/0652Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 PSN: S0128 W07826 AREA: ECUADOR SUMMIT ELEV: 16480 FT (5023 M) ADVISORY NR: 2007/806 INFO SOURCE: GOES-12. GFS WINDS. SIGMET ERUPTION DETAILS: ONGOING EMISSION OF GASES AND LIGHT ASH OBS VA DTG: 22/0615Z OBS VA CLD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/210 MOVING FROM E 5-10 KNOTS. FCST VA CLD +6HR: 22/1230Z FCST VA CLD +12HR: 22/1830Z FCST VA CLD +18HR: 23/0030Z RMK: NO ASH OR HOTSPOTS SEEN IN SATELLITE IMAGERY THRU 22/0615Z. HOWEVER LOW LEVEL WEATHER CLOUDS MIGHT BE HINDERING ASH DETECTION. THE MOST RECENT KNOWN ASH OBSERVATION WAS A 21/2000Z GEOPHYSICAL INST REPORT OF ASH FL165/200 MOVING W... NXT ADVISORY: WILL BE ISSUED BY 20071122/1245Z NNNN