FVXX20 KWBC 180040 
VOLCANIC ASH ADVISORY
ISSUED: 2003OCT18/0045Z VAAC: WASHINGTON
 
VOLCANO: TUNGURAHUA  1502-08
LOCATION: S0128W07826    AREA: ECUADOR
 
SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2003/380

INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS
FORECAST. GUAYAQUIL MWO SIGMET 

ERUPTION DETAILS: EXHALATION AT 17/1715Z.

OBS ASH DATE/TIME: 10/0015Z

OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE IMAGERY. 
WINDS FL160/FL200 MOVING N 5-10 KNOTS.

FCST ASH CLOUD+6H: SEE SIGMETS

REMARKS: NO HOTSPOT SEEN ON MULTISPECTRAL IMAGERY.  LAST
EVIDENCE OF ASH WAS OBSERVED ON 2315Z IMAGE ABOUT 60 NMI TO
THE NW OF THE SUMMIT. MOST RECENT SIGMET FROM GROUND STATION
SERB AT 2100Z HAD ASH CLOUD OVER STATION AT FL160 MOVING SW.
 HOWEVER, ANY EVIDENCE OF ASH CANNOT BE SEEN CURRENTLY IN
SATELLITE IMAGERY THROUGH 18/0015Z.  BALDWIN

NEXT ADVISORY: WILL BE ISSUED BY 2003OCT18/0645Z.
 
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