FVXX21 KNES 010051 VA ADVISORY DTG: 20071201/0048Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 PSN: S0128 W07826 AREA: ECUADOR SUMMIT ELEV: 16480 FT (5023 M) ADVISORY NR: 2007/847 INFO SOURCE: GOES-12. GFS WINDS. INFRASOUND DETECTION. GEOPHYSICAL INST. SIGMET ERUPTION DETAILS: ONGOING EMISSIONS OBS VA DTG: 30/2345Z OBS VA CLD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/200 MOVING FROM W 2-5 KNOTS. FL220/250 MOVING FROM S 5-10 KNOTS. FCST VA CLD +6HR: 31/0600Z NOT AVBL. FCST VA CLD +12HR: 31/1200Z NOT AVBL. FCST VA CLD +18HR: 31/1800Z NOT AVBL. RMK: NO ASH OR HOTSPOTS ARE SEEN IN SAT IMAGERY PROBABLY DUE TO WEATHER CLOUDS BUT INFRASONIC DETECTIONS AND GEOPHYSICAL INST REPORTS INDICATE CONTINUED ELEVATED ACTIVITY. INST OBSERVED FL165 ASH AT 2114Z. HIGH UNCERTAINTY IN WIND DIRECTION. NXT ADVISORY: WILL BE ISSUED BY 20071201/0645Z NNNN