FVXX20 KWBC 091340 . VOLCANIC ASH ADVISORY STATEMENT ISSUED 1340 UTC 09 SEPTEMBER 1999 BY THE WASHINGTON VAAC . SOUFRIERE HILLS 99-214 WEST INDIES 16.7N 62.2W . BACKGROUND: SOUFRIERE HILLS MONTSERRAT (1600-05) SUMMIT HEIGHT 3000 FT (915 M) . SOURCES OF INFORMATION: MONTSERRAT VOLCANO OBSERVATORY...1200 UTC GUADELOUPE RADIOSONDE...GOES-8 VISIBLE MULTISPECTRAL AND INFRARED SATELLITE IMAGERY... ERUPTION DETAILS: ERUPTION AT APPROXIMATELY 09/1310 UTC. . DETAILS OF ASH CLOUD: THE MONTSERRAT VOLCANO OBSERVATORY REPORTED AN ERUPTION PRODUCING ASH THAT THEY ESTIMATE REACHED ABOUT FL100. TRAJECTORY: ASH WAS MOVING TOWARD THE WSW AT 15 KNOTS. . 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. . THE NEXT MESSAGE WILL BE SENT AS SOON AS SATELLITE IMAGERY BECOMES AVAILABLE. . PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS. . NNNN