FVXX20 KWBC 131400
VOLCANIC ASH ADVISORY
ISSUED: 2001DEC13/1400Z   VAAC: WASHINGTON
.
VOLCANO: SOUFRIERE HILLS 1600-05
LOCATION: 1643N 6211W    AREA: CARIBBEAN
.                             
SUMMIT ELEVATION: 3000 FT (915 M)
.
ADVISORY NUMBER: 2001/271
.
INFORMATION SOURCE: GOES-8 VISIBLE INFRARED AND
MULTISPECTRAL IMAGERY. MONTSERRAT VOLCANO OBSERVATORY.  12Z
GUADELOUPE UPPER AIR WINDS REPORT.   
.
ERUPTION DETAILS: ASH REPORTED AT 13/1225Z.
.
DETAILS OF ASH CLOUD: THE MONTSERRAT VOLCANO OBSERVATORY
REPORTED AN INCREASE IN VOLCANIC ACTIVITY PRODUCING DENSE
LOW LEVEL ASH MOVING TO THE WEST. VISIBLE SATELLITE IMAGERY
AT 1315Z SHOWS A PLUME OF LOW LEVEL ASH EXTENDING
60KM(32NMI) TO THE SOUTHWEST TO 1628N6240W. THE PLUME IS
13KM(7NMI) WIDE.
.
TRAJECTORY: ASH ESTIMATED BELOW FL100 IS MOVING WESTWARD
AROUND 10 TO 15 KNOTS.
.
OUTLOOK:  SEE SIGMETS.
.
NEXT ADVISORY: WILL BE ISSUED BY 13/2000Z. 
.
.
NNNN"Attached Graphic Map Depicting Ash Only" 

""