FVXX21 KNES 250338 VA ADVISORY DTG: 20071125/0335Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 PSN: S0128 W07826 AREA: ECUADOR SUMMIT ELEV: 16480 FT (5023 M) ADVISORY NR: 2007/820 INFO SOURCE: GOES-12. GFS WINDS. SIGMET ERUPTION DETAILS: ONGOING EMISSIONS OBS VA DTG: 25/0245Z OBS VA CLD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/200 MOVING FROM NE 5-10 KNOTS. FL220/230 MOVING FROM W 5 KNOTS. FCST VA CLD +6HR: 25/0900Z FCST VA CLD +12HR: 25/1500Z FCST VA CLD +18HR: 25/2100Z RMK: NO ASH CAN BE SEEN IN IMAGERY THRU 0245Z BUT LOW LEVEL WEATHER CLOUDS AND NIGHTFALL ARE PRESUMABLY HINDERING ASH DETECTION. A WEAK INTERMITTENT HOTSPOT IS SEEN. THE MOST RECENT KNOWN ASH REPORT WAS A 24/2240Z GEOPHYSICAL INST OBS OF ASH FL165/230 MOV NW. NXT ADVISORY: WILL BE ISSUED BY 20071125/0930Z NNNN