FVXX21 KWBC 230800
VOLCANIC ASH ADVISORY
ISSUED 0800 UTC 23 JUL 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-860         ECUADOR 0128S 7826W 
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BACKGROUND:    TUNGURAHUA ECUADOR (1502-08)
               SUMMIT HEIGHT 16480 FT (5023 M)
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SOURCES OF INFORMATION: GOES-8 INFRARED AND MULTISPECTRAL
IMAGERY. SIX HOUR FORECAST FROM THE 23/0000 UTC MODEL RUN. 
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ERUPTION DETAILS: OCCASIONAL EMISSIONS OF ASH AND STEAM...
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DETAILS OF ASH: SATELLITE IMAGERY THROUGH 23/0745 UTC SHOWS NO
CURRENT ASH PLUME.  SCATTERED CLOUDS IN THE VICINITY OF THE
VOLCANO ARE MAKING ASH DETECTION DIFFICULT.
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TRAJECTORY: ANY ASH FROM THE SUMMIT TO FL290 WOULD MOVE TO THE 
NORTHWEST AT 10 TO 20 KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 23/1400 UTC.
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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/)
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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