FVXX21 KWBC 261842 CCA
VOLCANIC ASH ADVISORY
ISSUED: 2003APR26/1900Z   VAAC: WASHINGTON

VOLCANO: SOUFRIERE HILLS 1600-05
LOCATION: N1643W06211    AREA: CARIBBEAN
                              
SUMMIT ELEVATION: 3000 FT (915 M) 
                              
ADVISORY NUMBER: 2003/446
 
INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST.
TISX PILOT REPORT.

ERUPTION DETAILS: CONTINUED EMISSION OF GASES AND ASH.
 
OBS ASH DATE/TIME: 26/1815Z
 
OBS ASH CLOUD: SFC/FL070 14 NM WIDE LINE OF ASH EXTENDING BETWEEN
N1643W06211 N1743W06337. ASH IS MOVING NW 15-20 KNOTS.

FCST ASH CLOUD +6H: SEE SIGMETS
 
REMARKS: CORRECTION FOR OBS ASH CLOUD LINE...A PILOT REPORT AT
16Z INDICATED THAT ASH WAS ALOFT BETWEEN FL050 AND FL060. WITH
THIS INFORMATION ALONG WITH THE GENERAL APPEARANCE ON
IMAGERY...WILL LOWER THE MAXIMUM HEIGHT TO FL070 TO BE
CONSERVATIVE.  THE ASH MENTIONED IN THE PREVIOUS VAA NEARING ST.
CROIX BECAME TO DIFFICULT TO DISCERN IN IMAGERY AS IT REACHED ST.
CROIX ITSELF...SO THE MAJORITY OF ASH IS LOCATED FROM THE SUMMIT
100 NMI TO THE WNW OF THE VOLCANO JUST OFF ST. KITTS WESTERN
COASTLINE...GALLINA

NEXT ADVISORY: WILL BE ISSUED BY 2003APR27/0100Z.

NNNN
"Attached Graphic Map Depicting Ash Only" 

""