FVXX21 KWBC 251100
VOLCANIC ASH ADVISORY STATEMENT 
ISSUED 1100 UTC 25 MAY 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-611         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. GEOPHYSICAL INSTITUTE IN QUITO.
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ERUPTION DETAILS: OCCASIONAL GAS AND ASH EMISSIONS.   
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DETAILS OF ASH: GOES-8 IMAGERY THROUGH 1015 UTC SHOWS BROKEN
MID LEVEL CLOUDS OBSCURING THE VIEW OF ANY ASH AT OR NEAR THE
SUMMIT. TWO MODERATE EXPLOSIONS WERE REPORTED BY THE
GEOPHYSICAL INSTITUTE EARLIER IN THE DAY ON MAY 24TH. ANY
CURRENT ASH EMISSIONS IS STILL BELIEVED TO BE NEAR-SUMMIT
BASED ON THE HEIGHT SEEN IN THE CLOUD DECKS THROUGH THE
REGION.
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TRAJECTORY: ANY ASH AT OR NEAR-SUMMIT LEVEL SHOULD MOVE WEST
AT 15 TO 20 KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 25/1700 UTC.
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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/)
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.  
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ORRISON
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