FVXX20 KWBC 131811 
VOLCANIC ASH ADVISORY
ISSUED: 2003JUN13/1815Z   VAAC: WASHINGTON

VOLCANO: TUNGURAHUA 1502-08
LOCATION: S0128W07826    AREA: ECUADOR
 
SUMMIT ELEVATION: 16480 FT (5023 M) 

ADVISORY NUMBER: 2003/079
 
INFORMATION SOURCE: GOES-12 IMAGERY. AVN MODEL WINDS FORECAST.
GEOPHYSICAL INSTITUTE. PILOT REPORTS.

ERUPTION DETAILS: ASH EMISSIONS STARTING AT 06/2000Z.
 
OBS ASH DATE/TIME: 13/1745Z
 
OBS ASH CLOUD: ASH NOT IDENTIFIABLE IN SATELLITE DATA.  WINDS
SFC/FL260 MOVING W 15-20 KNOTS.

FCST ASH CLOUD +6H: SEE SIGMETS.
 
REMARKS: FREQUENT WEATHER CLOUD COVER OVER THE SUMMIT HAS MADE
ASH DETECTION EXTREMELY DIFFICULT FOR THE PAST FEW HOURS. TWO
PILOT REPORTS INDICATED ASH CLOUD TO FL200 AND FL260...SO WILL
KEEP THE HEIGHT AT FL260...GALLINA

NEXT ADVISORY: WILL BE ISSUED BY 20003JUN14/0015Z.

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