FVXX20 KWBC 070923       
VOLCANIC ASH ADVISORY
ISSUED: 2003OCT07/0930Z VAAC: WASHINGTON
 
VOLCANO: TUNGURAHUA  1502-08
LOCATION: S0128W07826    AREA: ECUADOR
 
SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2003/334

INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS
FORECAST. GUAYAQUIL MWO SIGMET. 
        
ERUPTION DETAILS: SERIES OF EMISSIONS STARTING AT 21/2345Z
                                            
OBS ASH DATE/TIME: 07/0845Z

OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA.
WINDS FL100/180 MOVING W 5-10 KNOTS. FL200/270 MOVING N 5-10
KNOTS.

FCST ASH CLOUD+6H: SEE SIGMETS.

REMARKS: THE MOST RECENT KNOWN ASH OBSERVATION WAS AT
06/2255Z WHEN A PILOT OBSERVED ASH TO FL270. A POSSIBLE WEAK
INTERMITTENT HOTSPOT CAN BE SEEN IN SATELLITE IMAGERY. NO
ASH CAN BE SEEN IN IMAGERY THROUGH 07/0845Z BUT LOW LEVEL
WEATHER CLOUDS COULD BE PREVENTING ASH DETECTION.   

NEXT ADVISORY: WILL BE ISSUED BY 2003OCT07/1530Z.  
 
NNNN