FVXX20 KWBC 171048
VOLCANIC ASH ADVISORY
ISSUED: 2003OCT17/1000Z VAAC: WASHINGTON
 
VOLCANO: TUNGURAHUA  1502-08
LOCATION: S0128W07826    AREA: ECUADOR
 
SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2003/377

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: 17/0915Z

OBS ASH CLOUD: SFC/FL270 S0128W07826 S0212W07756 S0056W07712
S0030W07734.  ASH IS MOVING NE AND SE 5 TO 10 KNOTS.

FCST ASH CLOUD+6H: SEE SIGMETS
Z
REMARKS: MULTISPECTRAL IMAGERY INDICATES THIN ASH FANNING
OUT FROM THE SUMMIT. BOUNDARIES ARE APPROXIMATE.  THE AREA
IS APPROXIMATELY 80 NM LONG AND 40 NM WIDE. AT 0610Z THE
GEOPHYSICAL INSTITUTE REPORTED ASH AT FL270. 

NEXT ADVISORY: WILL BE ISSUED BY 2003OCT17/1600Z.
 
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