FVXX20 KWBC 131144  
VOLCANIC ASH ADVISORY
ISSUED: 2003APR13/1145Z   VAAC: WASHINGTON

VOLCANO: SOUFRIERE HILLS   1600-05
LOCATION: N1643W06211    AREA: CARIBBEAN

SUMMIT ELEVATION: 3000 FT (915M)

ADVISORY NUMBER: 2003/403
 
INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST.

ERUPTION DETAILS: CONTINUED EMISSION OF GASES AND ASH.
 
OBS ASH DATE/TIME: 13/1115Z.
 
OBS ASH CLOUD: SFC/FL070 3 NM WIDE LINE OF ASH EXTENDING BETWEEN 
N1643W06211 N1700W06255 MOVING NW 10-15 KNOTS.  FL070/FL100
N1643W06211 N1650W06237 N1645W06238 N1640W06233 N1643W06211
MOVING W 10-15 KNOTS.

FCST ASH CLOUD +6H: SEE SIGMETS.
 
REMARKS: A STRONG HOT SPOT WAS NOTED IN SATELLITE IMAGERY AT
0715Z FOLLOWED BY A PUFF OF ASH AT 0845Z.   SATELLITE IMAGERY
THROUGH 1115Z SHOWS TWO THIN PLUMES.  THE FIRST EXTENDS
APPROXIMATELY 45 NM NORTHWEST OF THE SUMMIT.  THE SECOND AND
HIGHER PLUME EXTENDS 24 NM FROM THE SUMMIT

NEXT ADVISORY: WILL BE ISSUED BY 2003APR13/1800Z.

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"Attached Graphic Map Depicting Ash Only" 

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