FVXX20 KWBC 041000
.
VOLCANIC ASH ADVISORY STATEMENT
ISSUED 1000 UTC 04 SEPTEMBER 1999 BY THE WASHINGTON VAAC 
.
SOUFRIERE HILLS 99-208 WEST INDIES 16.7N 62.2W 
.
BACKGROUND:    SOUFRIERE HILLS MONTSERRAT (1600-05)
               SUMMIT HEIGHT 3000 FT (915 M)
.
SOURCES OF INFORMATION:  MONTSERRAT VOLCANO OBSERVATORY. GOES 8
INFRARED AND MULTISPECTRAL IMAGERY.  04/0000 UTC GUADELOUPE
SOUNDING.

ERUPTION DETAILS: 03/0310 UTC UP TO FL200.
.
DETAILS OF ASH CLOUD: THE MONTSERRAT VOLCANO OBSERVATORY REPORTED AN
ERUPTION OF THE SOUFRIERE HILLS VOLCANO ESTIMATED TO FL200 AT
04/0310 UTC. NO ASH IS OBSERVED ON SATELLITE IMAGERY AT THIS TIME. 
AT 0715 UTC MULTISPECTRAL IMAGERY INDICATED A POSSIBLE SMALL AREA OF
ASH ABOUT 10 NMI IN DIAMETER CENTERED NEAR 12.7N 62.0W OR ABOUT 30
NMI NORTH OF THE VOLCANO DRIFTING TO THE NORTH-NORTHEAST AT 5KT.

TRAJECTORY: NORTH-NORTHEAST AT 5KT.
.
REAL TIME SATELLITE IMAGERY ALONG WITH THIS AND OTHER VOLCANIC ASH
ADVISORY STATEMENTS OFTEN ACCOMPANIED BY A MAP DEPICTING ASH
LOCATION ARE AVAILABLE AT INTERNET URL ADDRESS  
www.ssd.noaa.gov/VAAC/washington.html
(all lower case except /VAAC/)
.
OUTLOOK:  SEE SIGMETS AND VAFTAD
.
THE NEXT MESSAGE WILL BE ISSUED BY 04/1600 UTC.
.
.
PLEASE REFER TO VAFTAD AND SIGMETS FOR CURRENT WARNINGS.
.
NNNN