FVXX21 KNES 230542 VA ADVISORY DTG: 20071123/0540Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 PSN: S0128 W07826 AREA: ECUADOR SUMMIT ELEV: 16480 FT (5023 M) ADVISORY NR: 2007/810 INFO SOURCE: GOES-12. GFS WINDS. SIGMET. ERUPTION DETAILS: POSSIBLE ONGOING EMISSIONS OF ASH AND/OR STEAM OBS VA DTG: 23/0515Z OBS VA CLD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/200 MOVING FROM NE 5-10 KNOTS. FCST VA CLD +6HR: 23/1130Z FCST VA CLD +12HR: 23/1730Z FCST VA CLD +18HR: 23/2330Z RMK: NO ASH OR HOTSPOTS CAN BE SEEN IN SATELLITE IMAGERY THRU 23/0515Z BUT LOW LEVEL WEATHER CLOUDS COULD BE HINDERING ASH DETECTION. THE MOST RECENT KNOWN ASH OBSERVATION WAS THE 22/1230Z GEOPHYSICAL INST REPORT OF FL165 ASH. ... NXT ADVISORY: WILL BE ISSUED BY 20071123/1145Z NNNN