FVXX20 KWBC 302059       
VOLCANIC ASH ADVISORY
ISSUED: 2003AUG30/2100Z VAAC: WASHINGTON
 
VOLCANO: TUNGURAHUA  1502-08
LOCATION: S0128W07826    AREA: ECUADOR
 
SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2003/188

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

ERUPTION DETAILS: ONGOING ERUPTION SINCE 20/1745Z.
                                            
OBS ASH DATE/TIME: 30/2015Z        

OBS ASH CLOUD: SFC/FL270 S0128W07826 S0103W08044 S0017W08004
MOVING W AND NW AT 10-15 KNOTS. SFC/FL270 10 NM WIDE LINE OF
ASH BETWEEN S0128W07826 S0118W07850 MOVING WEST AT 10-15
KNOTS.

                           
FCST ASH CLOUD+6H: SEE SIGMETS AND VAFTAD.

REMARKS:    SATELLITE IMAGERY THROUGH 2015Z SHOWS A BROAD AREA
OF DISPERSING ASH EXTENDING UP TO 125 NM FROM THE SUMMIT.
THE SOUTHERN PORTION IS MOVING WEST AND THE NORTHERN PORTION
IS MOVING WEST NORTHWEST.  WITHIN THIS AREA A THICKER PLUME
IS SEEN EXTENDING 25 NM TO THE WEST NORTHWEST OF THE SUMMIT.
THE GUAYAQUIL MWO REPORTS THAT LOCAL AIRCRAFT INDICATE THAT
THE ASH IS AT FL270.
                                                    
NEXT ADVISORY: WILL BE ISSUED BY 2003AUG31/0300Z.

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"Attached Graphic Map Depicting Ash Only" 

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