FVXX20 KNES 071701 CCA
VOLCANIC ASH ADVISORY -CORRECTION
ISSUED: 20070807/1701Z   VAAC: WASHINGTON

VOLCANO: TUNGURAHUA 1502-08
LOCATION: S0128 W07826   AREA: ECUADOR

SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2007/481

INFORMATION SOURCE: GUAYAQUIL MWO. GOES-12. GFS
WINDS. METAR. SEISMIC STATIONS

ERUPTION DETAILS: SFC REPORT AT 1612Z

OBS ASH DATE/TIME: 07/1615Z

OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM
SATELLITE DATA. WINDS SFC/FL250 MOVING TO W 20-30
KNOTS.

FCST ASH CLOUD +6H: 07/2230Z 

FCST ASH CLOUD +12H: 08/0430Z 

FCST ASH CLOUD +18H: 08/1030Z 

REMARKS: CORRECTION FOR ADVISORY NUMBER...RIO
BAMBA SURFACE REPORT OF AN ASH CLOUD AT 1612
CANNOT BE SEEN IN SATELLITE IMAGERY THRU 1615Z
BUT THERE ARE DEVELOPING CUMULUS IN THE AREA. 
NEAR SUMMIT SEISMIC STATIONS CONFIRM INCREASED
ACTIVITY AT 1550 AND AGAIN AT 1640Z.  IF ASH IS
SEEN WILL UPDATE VAA EARLY. ...GALLINA

NEXT ADVISORY: WILL BE ISSUED BY 20070807/2300Z