FVXX20 KWBC 250500 VOLCANIC ASH ADVISORY ISSUED 0500 UTC 25 SEP 2000 BY THE WASHINGTON VAAC . SOUFRIERE HILLS 00-260 WEST INDIES 1643N 6211W . BACKGROUND: SOUFRIERE HILLS MONTSERRAT (1600-05) SUMMIT HEIGHT 3000 FT (915M) . SOURCES OF INFORMATION: GOES-8 INFRARED...AND MULTISPECTRAL IMAGERY. UPPER AIR FORECAST FROM THE AVIATION MODEL. . ERUPTION DETAILS: LOW LEVEL ASH EMISSIONS. . DETAILS OF ASH CLOUD: SATELLITE IMAGERY THROUGH 25/0345 UTC SHOWS NO EVIDENCE OF VOLCANIC ASH. THE HOT SPOT DETECTED EARLIER IS NO LONGER DISCERNIBLE. . TRAJECTORY: UPPER AIR PATTERNS SUGGEST THAT ANY ASH UP TO FL080 WOULD MOVE TO THE WEST AT ABOUT 15 KNOTS. . OUTLOOK: SEE SIGMETS. . THIS WILL BE THE LAST MESSAGE FOR THIS EVENT. . REAL TIME SATELLITE IMAGERY AND VOLCANIC ASH ADVISORIES OFTEN ACCOMPANIED BY A MAP DEPICTING ASH LOCATION ARE AVAILABLE AT INTERNET URL ADDRESS HTTP://WWW.SSD.NOAA.GOV/VAAC/WASHINGTON.HTML (ALL LOWER CASE EXCEPT /VAAC/) . PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS. . NNNN