FVXX21 KWBC 261700
VOLCANIC ASH ADVISORY
ISSUED 1700 UTC 26 MAY 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-616     ECUADOR 1.47S 78.44W 
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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...GUAYAQUIL METEOROLOGICAL WATCH OFFICE SIGMETS...MAY 25
REPORT FROM THE INSTITUTO GEOFISICO IN ECUADOR. UPPER AIR WIND
FORECAST FROM THE AVIATION MODEL.
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ERUPTION DETAILS: OCCASIONAL GAS AND ASH EMISSIONS.
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DETAILS OF ASH: NO ASH CAN BE DETECTED IN SATELLITE IMAGERY THROUGH
26/1615 UTC DUE TO WEATHER CLOUDS COVERING THE AREA. 
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TRAJECTORY: UPPER AIR WIND PATTERNS SUGGEST THAT ANY ASH BETWEEN THE
SUMMIT AND FL250 WOULD MOVE TO THE WEST AT 25 TO 35 KNOTS.
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OUTLOOK:  SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 26/2300 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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