FVXX20 KWBC 171815
VOLCANIC ASH ADVISORY
ISSUED: 2002DEC17/1815Z  VAAC: WASHINGTON

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

SUMMIT ELEVATION: 3000 FT (915M)

ADVISORY NUMBER: 2002/226
 
INFORMATION SOURCE: GOES-8 IMAGERY. GFS MODEL WINDS FORECAST.
MONTSERRAT VOLCANO CAMERA. MONTSERRAT VOLCANO OBSERVATORY. ST.
CROIX PILOT REPORT. 

ERUPTION DETAILS: WEAK ASH EMISSIONS.
 
OBS ASH DATE/TIME: 17/1745Z.

OBS ASH CLOUD: SFC/FL070 14 NM WIDE LINE OF ASH EXTENDING BETWEEN
N1643W06211 N1711W06254 MOVING NW AT 5 KNOTS. FL070/FL110 14 NM
WIDE LINE OF ASH EXTENDING BETWEEN N1643W06211 N1654W06141 MOVING
NE AT 10 KNOTS.
 
FCST ASH CLOUD +6H: SEE SIGMETS.
 
REMARKS: WEAK ROCKFALLS AND PYROCLASTIC FLOWS CONTINUE WITH
SIMILAR FREQUENCY AS LAST ADVISORY.  ASH IS CONTINUING TO MOVE IN
TWO DIRECTIONS. THE HIGHER LEVEL PLUME...ABOVE FL070...IS MOVING
ENE AND APPEARS TO BE MORE DENSE THAN THE LOWER NORTH WESTWARD
MOVING PLUME. BOTH AREAS ARE NOT MOVING VERY RAPIDLY...LESS THAN
10 KNOTS....GALLINA

NEXT ADVISORY: WILL BE ISSUED BY 2002DEC18/0015Z.

NNNN
"Attached Graphic Map Depicting Ash Only" 

"Graphic Map Depicting Ash"