FVXX20 KWBC 201621
VOLCANIC ASH ADVISORY
ISSUED: 2004JUL20/1621Z   VAAC: WASHINGTON

VOLCANO: TUNGURAHUA 1502-08
LOCATION: S0128W7826   AREA: ECUADOR

SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2004/394

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

ERUPTION DETAILS: ASH LAST OBSERVED AT 20/1514Z.

OBS ASH DATE/TIME: 20/1545Z

OBS ASH CLOUD: SFC/FL230 1NM WIDE LINE BETWEEN
S0125W07836 - S0128W07826. ASH IS MOVING W 10
KNOTS. 

FCST ASH CLOUD +6H: NOT AVBL

FCST ASH CLOUD +12H: NOT AVBL

FCST ASH CLOUD +18H: NOT AVBL

REMARKS: A FAINT NARROW PLUME...1 NMI
WIDE..EXTENDS APPROXIMATELY 10 NMI TO THE WEST OF
THE SUMMIT.  THE GEOPHYSICAL INSTITUTE OBSERVED
ASH AT 20/1514Z TO FL230....WALTER ...

NEXT ADVISORY: 

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