FVXX21 KWBC 142345
.
VOLCANIC ASH ADVISORY STATEMENT
ISSUED 2345 UTC 14 NOV 1999 BY THE WASHINGTON VAAC 
.
TUNGURAHUA 99-119         ECUADOR 1.47S 78.44W 
.
BACKGROUND:    TUNGURAHUA ECUADOR (1502-08)
               SUMMIT HEIGHT 16480 FT (5023 M)
.
SOURCES OF INFORMATION: GOES-8 VISIBLE INFRARED AND MULTISPECTRAL
IMAGERY...WIND DATA FROM THE INSTITUTO GEOFISCIO IN QUITO AND
NATIONAL WEATHER SERVICE NUMERICAL MODELS
.
ERUPTION DETAILS: CONTINUOUS ASH EMISSIONS
.
DETAILS OF ASH: GOES 8 MULTISPECTRAL IMAGERY THROUGH 2315 UTC SHOWS 
LARGE AREAS OF MOSTLY THIN ASH . ASH EMITTED EARLIER IS VERY FAINTLY
VISIBLE ABOUT 250 NMI WEST OF THE VOLCANO.  THIS AREA OF ASH IS
BOUNDED APPROXIMATELY BY THE FOLLOWING POINTS:0.8S 82.8W TO 0.2N
89.9W TO 0.6N 81.6W TO 0.4S 83.4W. MORE RECENTLY EMITTED ASH IS
FAINTLY VISIBLE UP TO 200 NMI NORTH-NORTHWEST OF THE VOLCANO.  THIS
AREA OF ASH IS APPROXIMATELY BOUNDED BY 1.4S 78.4W 1.0N 79.5W 1.4N
80.5W 1.1N 80.7W 1.4S 78.4W.  LOCAL AIRCRAFT REPORT THE WESTWARD
MOVING ASH AS HIGH AS FL320. UPPER LEVEL WIND DATA PLACES THE ASH
CLOSER TO THE SUMMIT  CLOSER TO FL250.
.
TRAJECTORY: ASH NEAR THE SUMMIT IS NOW MOVING TOWARD THE NORTH-NORTHWEST AT 15 KNOTS. ASH FURTHER WEST IS MOVING TOWARD THE WEST AT
ABOUT 15 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 15/0600 UTC.
.
PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
.

NNNN
"Attached Graphic Map Depicting Ash" 

""