FVXX20 KWBC 181734
VOLCANIC ASH ADVISORY
ISSUED: 2004APR18/1733Z   VAAC: WASHINGTON

VOLCANO: TUNGURAHUA 1502-08
LOCATION: S0128W07826   AREA: ECUADOR

SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2004/0161

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

ERUPTION DETAILS: ASH EMISSION AT 1606Z

OBS ASH DATE/TIME: 18/1645Z

OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE
DATA. WINDS FL100/FL220 MOVING TO SW 5-10 KNOTS.

FCST ASH CLOUD +6H: NOT AVBL

FCST ASH CLOUD +12H: NOT AVBL

FCST ASH CLOUD +18H: NOT AVBL

REMARKS: CORRECTION FOR ADVISORY NUMBER.  THIS IS
ADVISORY 161.  A GUAYAQUIL MWO SIGMET CITES A
1606Z GEOPHYSICAL INSTITUTE OBSERVATION OF ASH
MOVING WSW.  NO ASH CAN BE SEEN IN IMAGERY THROUGH
1645Z BUT THE CLOUD COVER IN THE AREA MIGHT BE
HINDERING ASH DETECTION. ...

NEXT ADVISORY: WILL BE ISSUED BY 2004APR18/2330Z

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