FVXX21 KWBC 250103
VOLCANIC ASH ADVISORY
ISSUED: 2003APR25/0100Z   VAAC: WASHINGTON

VOLCANO: SOUFRIERE HILLS 1600-05
LOCATION: N1643W06211    AREA: CARIBBEAN
                              
SUMMIT ELEVATION: 3000 FT (915 M) 
                              
ADVISORY NUMBER: 2003/439
 
INFORMATION SOURCE: GOES-12 IMAGERY. UPPER AIR SOUNDING

ERUPTION DETAILS: CONTINUED EMISSION OF GASES AND ASH.
 
OBS ASH DATE/TIME: 25/0015Z
 
OBS ASH CLOUD: SFC/FL060 6 NM WIDE LINE OF ASH EXTENDING BETWEEN
N1643W06211 N1638W06223 N1639W06239. ASH IS MOVING W 5-10 KNOTS.  
FL060/100 17 NM WIDE LINE OF ASH EXTENDING BETWEEN N1643W06211
N1622W06146.  ASH IS MOVING SE LESS THAN 10 KNOTS. 

FCST ASH CLOUD +6H: SEE SIGMETS
 
REMARKS:  SATELLITE IMAGERY THROUGH 25/0015Z SHOWS THE DIFFUSE
ASH THAT WAS MOVING TO THE WEST AND NORTHWEST HAS CONTINUED TO
THIN AND EXTENDS APPROXIMATELY 27 NM FROM THE VOLCANO.  ASH TO
THE SOUTHEAST HAS BECOME MORE PRONOUNCED AND IS CLEARLY VISIBLE
IN MULTI-SPECTRAL IMAGERY. THIS PLUME EXTENDS APPROXIMATELY 35 NM
FROM THE VOLCANO.  

NEXT ADVISORY: WILL BE ISSUED BY 2003APR25/0700Z.

NNNN
"Attached Graphic Map Depicting Ash Only" 

"Graphic Map Depicting Ash"