FVXX21 KWBC 250630
VOLCANIC ASH ADVISORY  
ISSUED 0630 UTC 25 JUN 2000 BY THE WASHINGTON VAAC 
. 
TUNGURAHUA 00-741         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 25/0000 UTC AVIATION
MODEL.  GEOPHYSICAL INSTITUTE. 
.
ERUPTION DETAILS: NEARLY CONTINUOUS GAS AND OCCASIONAL ASH
EMISSIONS.  
.
DETAILS OF ASH: ASH IS NOT SEEN ON SATELLITE IMAGERY THROUGH
25/0545 UTC.  THE LAST ASH OBSERVED WAS AT 24/2333 UTC BY THE
GEOPHYSICAL INSTITUTE WHICH REPORTED ASH OVER THE SUMMIT TO
FL280.
.
TRAJECTORY: ASH FROM THE SUMMIT TO FL280 WILL MOVE TOWARDS THE
WEST-SOUTHWEST AT 15-20 KNOTS.
.
OUTLOOK: SEE SIGMETS.
.
THE NEXT MESSAGE WILL BE ISSUED BY 25/1230 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.
.
RUMINSKI
.
NNNN