FVXX20 KWBC 251730 VOLCANIC ASH ADVISORY ISSUED 1730 UTC 25 JUN 2000 BY THE WASHINGTON VAAC . SOUFRIERE HILLS 00-101 WEST INDIES 1643N 6211W . BACKGROUND: SOUFRIERE HILLS MONTSERRAT (1600-05) SUMMIT HEIGHT 3000 FT (915M) SOURCES OF INFORMATION: GOES-8 VISIBLE INFRARED AND MULTISPECTRAL IMAGERY. GUADELOUPE UPPER AIR SOUNDING FROM 25/1200 UTC. ERUPTION DETAILS: CONTINUOUS LOW LEVEL ERUPTION OF ASH AND STEAM AT ABOUT FL030 DETAILS OF ASH CLOUD: IMAGERY THROUGH 1715 UTC DOES NOT SHOW THE A LOW LEVEL PLUME SEEN EARLIER ALTHOUGH THERE IS EXTENSIVE HIGH CLOUDINESS IN THE AREA. SHORTWAVE IMAGERY SHOWS A HOT SPOT AT THE VOLCANO. . TRAJECTORY: ASH NEAR FL030 WILL MOVE WEST AT 10-15 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT MESSAGE WILL BE BY 25/2330 UTC. . REAL TIME SATELLITE IMAGERY ALONG WITH THIS AND OTHER 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