FVXX22 KWBC 221440 VOLCANIC ASH ADVISORY ISSUED 1440 UTC 22 AUG 2000 BY THE WASHINGTON VAAC . SOUFRIERE HILLS 00-165 WEST INDIES 1643N 6211W . BACKGROUND: SOUFRIERE HILLS MONTSERRAT (1600-05) SUMMIT HEIGHT 3000 FT (915M) . SOURCES OF INFORMATION: MONTSERRAT VOLCANO OBSERVATORY. GOES-8 VISIBLE...INFRARED...AND MULTISPECTRAL IMAGERY. 22/1200 UTC UPPER AIR SOUNDING OUT OF GUADELOUPE. . ERUPTION DETAILS: REPORTED ERUPTION WITH POTENTIAL ASH AROUND 1430 UTC. . DETAILS OF ASH CLOUD: THE MONTSERRAT VOLCANO OBSERVATORY REPORTED A SMALL ERUPTION WITH A POSSIBLE ASH CLOUD MOVING NORTH OFF OF THE ISLAND. THE ESTIMATED HEIGHT OF THE ASH BELOW FL100. THERE IS NO DETECTABLE ASH IN GOES-8 IMAGERY DUE TO METEOROLOGICAL CLOUDS ASSOCIATED WITH HURRICANE DEBBY. . TRAJECTORY: UPPER AIR PATTERNS SUGGEST ANY ASH BELOW FL100 TO MOVE NORTH AT 30 TO 35 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT ADVISORY WILL BE ISSUED BY 22/2030 UTC OR SOONER IF ASH IS DETECTED IN IMAGERY. . 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