FVXX21 KWBC 081900
VOLCANIC ASH ADVISORY
ISSUED 1900 UTC 08 SEP 2000 BY THE WASHINGTON VAAC
.
TUNGURAHUA 00-1053        ECUADOR 0128S 7826W 
.
BACKGROUND:    TUNGURAHUA ECUADOR (1502-08)
               SUMMIT HEIGHT 16480 FT (5023 M)
.
SOURCES OF INFORMATION: GOES-8 VISIBLE AND INFRARED AND
MULTISPECTRAL IMAGERY. SIX HOUR WIND FORECAST FROM THE 08/1200
UTC AVIATION MODEL. GEOPHYSICAL INSTITUTE IN QUITO.
.
ERUPTION DETAILS: OCCASIONAL ASH EMISSIONS.
.
DETAILS OF ASH: SATELLITE IMAGERY THROUGH 1815 UTC SHOWS MID
AND HIGH LEVEL CLOUDS OVER THE VOLCANO MAKING IT DIFFICULT TO
DETECT ASH. THE VOLCANO REMAINS UNSTABLE AND MAY ERUPT AT ANY
TIME.
.
TRAJECTORY: ANY ASH AROUND NEAR SUMMIT WILL MOVE TOWARDS THE
WEST AT 5 TO 10 KNOTS.
.
OUTLOOK: SEE SIGMETS.
.
THE NEXT MESSAGE WILL BE ISSUED BY 09/0100 UTC.
.
REAL TIME SATELLITE IMAGERY AND 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.
.
KARST
.
NNNN