FVXX20 KWBC 251313
VOLCANIC ASH ADVISORY 
ISSUED: 2003APR25/1330Z VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 1401-09
LOCATION: N1901W09837    AREA: MEXICO
                              
SUMMIT ELEVATION: 17930 FT (5465 M) 

ADVISORY NUMBER: 2003/072          
 
INFORMATION SOURCE: GOES-12 IMAGERY.  GFS MODEL WINDS FORECAST. 

ERUPTION DETAILS: ASH EMISSION ABOUT 25/0145Z
 
OBS ASH DATE/TIME: 25/1245z
 
OBS ASH CLOUD: SFC/FL280 N1759W09304 N1808W09251 N1806W09244
N1753W09222 N1744W09223 N1742W09239 N1756W09304 MOVING E 30-35
KNOTS.  SFC/FL280 N1719W09258 N1721W09245 N1707W09235 N1712W09257
MOVING E 30-35 KNOTS.

FCST ASH CLOUD +6H: SEE SIGMETS AND VAFTAD.
 
REMARKS: MULTISPECTRAL SATELLITE IMAGERY SHOWS THAT THE ASH 
MOVED ACROSS THE COASTLINE OF THE STATE OF TABAS AROUND 1115Z. 
THE ASH CLOUD APPEARS TO HAVE SPLIT INTO TWO PIECES SOMETIME
AROUND 0600Z WITH THE SOUTHERN CLOUD NOW OVER THE STATE OF
CHIAPAS. BOTH ASH CLOUDS ARE BETWEEN 320 AND 365 NM E OF THE
SUMMIT AT 1245Z.  A PERSISTENT BRIGHT HOTSPOT CAN BE SEEN OVER
THE SUMMIT. TEB 
                                
NEXT ADVISORY: WILL BE ISSUED BY 2003APR26/1930Z

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"Attached Graphic Map Depicting Ash Only" 

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