FVXX21 KWBC 291859
VOLCANIC ASH ADVISORY
ISSUED: 2003APR29/1900Z   VAAC: WASHINGTON

VOLCANO: SOUFRIERE HILLS 1600-05
LOCATION: N1643W06211    AREA: CARIBBEAN
                              
SUMMIT ELEVATION: 3000 FT (915 M) 
                              
ADVISORY NUMBER: 2003/458
 
INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST. 
MONTSERRAT VOLCANO OBSERVATORY.
                   
ERUPTION DETAILS: CONTINUED EMISSION OF GASES AND ASH.
 
OBS ASH DATE/TIME: 29/1815Z
 
OBS ASH CLOUD: SFC/FL050 8 NM WIDE LINE OF ASH EXTENDING BETWEEN
N1643W06211 N1734W06408.  ASH IS MOVING NW 5-10 KNOTS.
SFC/FL040 3 NM WIDE LINE OF ASH EXTENDING BETWEEN N1643W06211
N1640W06242.  ASH IS MOVING W 15 KNOTS.

FCST ASH CLOUD +6H: SEE SIGMETS
 
REMARKS: ACTIVE HOT SPOT ACTIVITY SEEN ON SHORTWAVE IMAGERY.
VISIBLE ASH PLUME EXTENDS 123 NM TO THE NW OF THE SUMMIT.  LOWER
ASH PLUME SINCE 1645Z NOW EXTENDS 30 NM TO THE W OF THE SUMMIT. 
TEB/GG

NEXT ADVISORY: WILL BE ISSUED BY 2003APR30/0100Z.

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"Attached Graphic Map Depicting Ash Only" 

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