FVXX21 KWBC 101330
VOLCANIC ASH ADVISORY
ISSUED 1330 UTC 10 JUL 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-806         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 VISIBLE..INFRARED AND
MULTISPECTRAL IMAGERY. WIND FORECAST FROM AVIATION MODEL.
PILOT REPORT.
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ERUPTION DETAILS: GASES WITH OCCASIONAL ASH EMISSIONS.  
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DETAILS OF ASH: THE FIRST FEW VISIBLE SATELLITE IMAGES OF THE
DAY INDICATE AN ASH AND/OR STEAM PLUME TO THE WEST-SOUTHWEST
OF THE SUMMIT. AT 1245 UTC THE PLUME EXTENDED ABOUT 75 KM (41
NMI) TO THE POINT 0140S7906W AND WAS 5 KM (3 NMI) WIDE. THE
PLUME HEIGHT BASED ON A PILOT REPORT AT 1125 UTC IS BETWEEN
FL180 AND FL220.
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TRAJECTORY: ANY ASH FROM THE SUMMIT TO FL220 IS FORECAST TO 
MOVE TOWARD THE WEST TO SOUTHWEST AROUND 10 KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT ADVISORY WILL BE ISSUED BY 10/1930 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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CLARK
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NNNN"Attached Graphic Map Depicting Ash" 

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