FVXX21 KWBC 131300
VOLCANIC ASH ADVISORY STATEMENT 
ISSUED 1300 UTC 13 MAY 2000 BY THE WASHINGTON VAAC 
.
TUNGURAHUA 00-562         ECUADOR 0128S 7826W 
.
BACKGROUND:    TUNGURAHUA ECUADOR (1502-08)
               SUMMIT HEIGHT 16480 FT (5023 M)
.
SOURCES OF INFORMATION: GOES-8 INFRARED AND MULTISPECTRAL
IMAGERY.  6 HOUR WIND FORECAST FROM THE AVIATION MODEL.
GEOPHYSICAL INSTITUTE REPORT.
.
ERUPTION DETAILS: NEARLY CONTINUOUS GAS AND OCCASIONAL ASH
EMISSIONS.   
.
DETAILS OF ASH: SATELLITE IMAGERY THROUGH 13/1245 UTC SHOWS
EXTENSIVE LAYERED CLOUDS OVER THE AREA MAKING DETECTION OF ASH
DIFFICULT. THE LATEST GEOPHYSICAL INSTITUTE REPORT AT 13/1146
UTC REPORTED VOLCANIC ASH OVER THE VOLCANO.  HEIGHT HAS BEEN
ESTIMATED AT FL200. 
.
TRAJECTORY: ANY ASH FROM THE SUMMIT TO FL200 WOULD MOVE TOWARD
THE WEST-SOUTHWEST AT 15 KNOTS.
.
OUTLOOK: SEE SIGMETS.
.
THE NEXT STATEMENT WILL BE ISSUED BY 13/1900 UTC.
.
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
http://www.ssd.noaa.gov/VAAC/washington.html
(all lower case except /VAAC/)
.
PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
.
NNNN