FVXX20 KWBC 171809
VOLCANIC ASH ADVISORY
ISSUED: 2004JUL17/1809Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2004/381

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

ERUPTION DETAILS: OCCASIONAL ASH EMISSIONS

OBS ASH DATE/TIME: 17/1745Z

OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE
DATA. WINDS FL100/230 MOVING TO W 15-20 KNOTS.

FCST ASH CLOUD +6H: NOT AVBL

FCST ASH CLOUD +12H: NOT AVBL

FCST ASH CLOUD +18H: NOT AVBL

REMARKS: THE LATEST OBSERVATION OF ASH BY THE
INSTITUTE WAS AT 1300Z TO FL210 MOVING WEST. IT IS
DIFFICULT TO DETECT ASH FROM SATELLITE IMAGERY DUE
TO EXTENSIVE CLOUDS OVER THE VOLCANO. ...KARST

NEXT ADVISORY: WILL BE ISSUED BY 2004JUL18/0015Z

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