FVXX20 KWBC 031512
VOLCANIC ASH ADVISORY
ISSUED: 2003DEC03/1515Z VAAC: WASHINGTON

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

SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2003/563

INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS.
GEOPHYSICAL INSTITUTE
 
ERUPTION DETAILS: OCCASIONAL ASH EMISSIONS
                         
OBS ASH DATE/TIME: 03/1445Z
               
OBS ASH CLOUD: SFC/FL250 10 NM WIDE LINE BETWEEN S0128W07826
- S0114W07818. ASH IS MOVING NE 5-10 KNOTS.

FCST ASH CLOUD+6H: NOT AVBL
FCST ASH CLOUD+12H: NOT AVBL
FCST ASH CLOUD+18H: NOT AVBL

REMARKS: VISIBLE IMAGERY SHOWS A WELL DEFINED PLUME OF ASH
EXTENDING TO THE NORTHEAST OF THE VOLCANO. THE ASH IS
ESTIMATED TO FL250 AND IS MOVING NE AT 5 TO 10 KNOTS. THE
LEADING EDGE OF THE ASH IS APPROXIMATELY 20 NM FROM THE
SUMMIT.

NEXT ADVISORY: WILL BE ISSUED BY 2003DEC03/2100Z.
                                        
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"Attached Graphic Map Depicting Ash Only" 

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