FVXX20 KWBC 171838 CCA
VOLCANIC ASH ADVISORY-CORRECTION
ISSUED: 2003OCT17/1845Z VAAC: WASHINGTON
 
VOLCANO: TUNGURAHUA  1502-08
LOCATION: S0128W07826    AREA: ECUADOR
 
SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2003/379

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

ERUPTION DETAILS: CONTINUED ASH AND GAS EMISSIONS.

OBS ASH DATE/TIME: 17/1815Z

OBS ASH CLOUD: SFC/FL300 S0128W07826 S0127W07823 S0118W07816
S0115W07846 S0120W07843 S0128W07826. ASH IS MOVING NW 15-20
KNOTS.

FCST ASH CLOUD+6H: SEE SIGMETS AND VAFTAD.

REMARKS: CORRECTED FOR NEXT ADVISORY TIME AND FOR
VAFTAD ISSUANCE.  MULTISPECTRAL IMAGERY BEGINNING AT 1715Z
SHOWS ASH CLOUD ERUPTING FROM THE SUMMIT.  SUBSEQUENT
IMAGERY SHOWS THE PLUME MOVING TO THE N AND NW.  SPEED BASED
ON SATELLITE OBSERVATION.  1720Z AND 1739Z SIGMET HAS
OBSERVATION OF AN ASH CLOUD TO FL300.  WEAK HOTSPOT OBSERVED
ON MULTISPECTRAL IMAGERY.  BALDWIN

NEXT ADVISORY: WILL BE ISSUED BY 2003OCT18/0045Z.
 
NNNN"Attached Graphic Map Depicting Ash Only" 

"Graphic Map Depicting Ash"