FVXX21 KNES 290608 VOLCANIC ASH ADVISORY ISSUED: 20070729/0609Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128 W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2007/461 INFORMATION SOURCE: GOES-12. GFS WINDS. GEOPHYSICAL INST. ERUPTION DETAILS: OCCASIONAL EXHALATIONS WITH MODERATE TO HIGH ASH CONTENT OBS ASH DATE/TIME: 29/0545Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/250 MOVING TO W 5-15 KNOTS. FCST ASH CLOUD +6H: FCST ASH CLOUD +12H: FCST ASH CLOUD +18H: REMARKS: NO ASH CAN BE SEEN IN NIGHTTIME SATELLITE IMAGERY BUT JUST BEFORE NIGHTFALL VISIBLE SATELLITE IMAGERY SHOWED A 10 NM WIDE ASH PLUME TO FL220 EXTENDING FROM THE VOLCANO TOWARD THE WEST. NO HOTSPOT IS SEEN IN MOST IMAGES ALTHOUGH A WEAK HOTSPOT WAS SEEN AT 0315Z. ... NEXT ADVISORY: WILL BE ISSUED BY 20070729/1215Z