FVXX21 KWBC 250612
VOLCANIC ASH ADVISORY STATEMENT 
ISSUED 0612 UTC 25 APR 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-484         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.  UPPER AIR WIND FORECAST FROM THE AVIATION MODEL. 
INSTITUTO GEOFISICO IN QUITO.
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ERUPTION DETAILS: CONTINUOUS GASES AND ASH EMISSIONS.   
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DETAILS OF ASH: WEATHER OVER THE REGION HAS LIMITED
OBSERVATIONS FROM SATELLITE IMAGERY THROUGH 25/0545 UTC.  A
HOT SPOT WAS DETECTED IN MULTISPECTRAL SATELLITE DATA AT 0245
UTC. THE LAST INDICATION OF ASH CAME AT 24/1636 UTC WHEN THE
INSTITUTO GEOFISICO REPORTED ASH TO FL230.
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TRAJECTORY: ASH TO FL230 WOULD MOVE TOWARDS THE WEST-SOUTHWEST
AT ABOUT 15 TO 20 KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 25/1200 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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TURK
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