FVXX20 KWBC 131050
VOLCANIC ASH ADVISORY
ISSUE: 2003JUL13/1030Z VAAC: WASHINGTON

VOLCANO: SOUFRIERE HILLS 1600-05
LOCATION: N1643W06211    AREA: CARIBBEAN
                              
SUMMIT ELEVATION: 3000 FT (915 M) 

ADVISORY NUMBER: 2003/578
 
INFORMATION SOURCE: GOES-12 IMAGERY. GUADELOUPE UPPER AIR
SOUNDING.

ERUPTION DETAILS: ERUPTION AROUND 13/0230Z. 
 
OBS ASH DATE/TIME: 13/1015Z
 
OBS ASH CLOUD: SFC/FL500 N1765W06243 B1929W06036 N2002W05844
N1936W05818 N1838W05905 N1648W06140. ASH IS MOVING NE 35-40
KNOTS. NOT ALL ASH IDENTIFIABLE FROM SATELLITE DATA. WINDS
SFC/FL090 MOVING W AT 25 KNOTS FL100/FL300 MOVING NW 15-25
KNOTS.

FCST ASH CLOUD +6H: SEE SIGMETS AND VAFTAD.  
 
REMARKS: WEATHER CLOUDS CONTINUE TO COVER THE REGION AND IT
IS DIFFICULT TO DETECT THE THINNING ASH. THE LEADING EDGE OF
WHAT WE THINK MAY BE ASH NOW EXTENDS AROUND 285 NM NORTHEAST
OF THE ISLAND AT 1015Z. OTHER LOWER LEVELS OF ASH THAT MAY BE
WEST AND NORTH OF THE ISLAND ARE OBSCURED BY CLOUDS. MAYBE
LATER IN VISIBLE IMAGERY THE ASH WILL BE MORE EASILY SEEN. 

NEXT ADVISORY: WILL BE ISSUED BY 2003JUL13/1630Z.

NNNN
"Attached Graphic Map Depicting Ash Only" 

""