FVXX21 KWBC 240730
VOLCANIC ASH ADVISORY
ISSUED 0130 UTC 24 JUL 2000 BY THE WASHINGTON VAAC 
.
TUNGURAHUA 00-864         ECUADOR 0128S 7826W 
.
BACKGROUND:    TUNGURAHUA ECUADOR (1502-08)
               SUMMIT HEIGHT 16480 FT (5023 M)
.
SOURCES OF INFORMATION: GOES-8 INFRARED AND MULTISPECTRAL
IMAGERY. GEOPHYSICAL INSTITUTE. GUAYAQUIL MWO. UPPER AIR
FORECAST FROM THE AVIATION MODEL.
.
ERUPTION DETAILS: OCCASIONAL EMISSIONS OF ASH AND STEAM.
.
DETAILS OF ASH: NO CURRENT ASH PLUME IS VISIBLE IN SATELLITE
IMAGERY THROUGH 24/0645 UTC.  EXTENSIVE CLOUDS NEAR AND EAST
OF THE SUMMIT ARE MAKING ASH DETECTION DIFFICULT.  THE LATEST
REPORT OF ASH OCCURRED AT 23/2346 UTC WHEN THE GEOPHYSICAL
INSTITUTE REPORTED ASH OVER THE VOLCANO.
.
TRAJECTORY: ANY ASH AT NEAR SUMMIT WOULD MOVE TOWARDS THE WEST
AND SOUTHWEST AT 15 TO 25 KTS.
.
OUTLOOK: SEE SIGMETS.
.
THE NEXT STATEMENT WILL BE ISSUED BY 24/1330 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