FVXX21 KWBC 011930
.
VOLCANIC ASH ADVISORY STATEMENT
ISSUED 1930 UTC 01 DEC 1999 BY THE WASHINGTON VAAC 
.
TUNGURAHUA 99-192       ECUADOR 1.47S 78.44W 
.
BACKGROUND:    TUNGURAHUA ECUADOR (1502-08)
               SUMMIT HEIGHT 16480 FT (5023 M)
.
SOURCES OF INFORMATION: GOES-8 VISIBLE..MULTISPECTRAL AND INFRARED 
IMAGERY.  AVIATION MODEL WIND FORECAST.  REPORT FROM THE GEOFISICO
INSTITUTO.
.
ERUPTION DETAILS: CONTINUOUS STEAM AND ASH EMISSIONS AND OCCASIONAL
EXPLOSIONS OF ASH.
.
DETAILS OF ASH: NO ASH IS CURRENTLY BEING DETECTED ON THE SATELLITE
IMAGERY THROUGH 01/1815 UTC.  THE ASH SEEN EARLIER AND MENTIONED IN
MESSAGE 99-191 HAS NOW DISSIPATED.
. 
TRAJECTORY: ANY REMAINING ASH AT FL320 WOULD CONTINUE TO MOVE TOWARD
THE NORTH AT 10 KNOTS.   
.
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/)
.
OUTLOOK:  SEE SIGMETS AND VAFTAD.
.
THE NEXT STATEMENT WILL BE ISSUED BY 02/0130 UTC.
.
PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
.
WALTER/SAB/NOAA/NESDIS
.
NNNN