FVXX22 KWBC 250300
VOLCANIC ASH ADVISORY STATEMENT 
ISSUED 0300 UTC 25 FEB 2000 BY THE WASHINGTON VAAC
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SAN CRISTOBAL  00-047        NICARAGUA  1242N 8700W 
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BACKGROUND:    SAN CRISTOBAL NICARAGUA (1404-02)
               SUMMIT HEIGHT 5725 FT (1745M)
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SOURCES OF INFORMATION: GOES-8 MULTISPECTRAL AND
INFRARED IMAGERY...1200 UTC AVIATION MODEL UPPER-AIR SOUNDING
DATA
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ERUPTION DETAILS: CONTINUOUS LOW LEVEL ASH AND GAS EMISSION.
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DETAILS OF ASH CLOUD: UNABLE TO DETECT ANY ASH/GAS EMISSION
IN THE LATEST GOES-8 INFRARED AND MULTISPECTRAL IMAGERY AT
25/0215 HOWEVER VISIBLE IMAGERY DURING THE DAYLIGHT HOURS
SHOWED A CONTINUOUS PLUME OF LOW LEVEL ASH/GAS MOVING TOWARD
THE WEST-SOUTHWEST. THE PLUME WAS ESTIMATED AT FL080. SURFACE
OBSERVATIONS FROM CHINANDEGA REPORTED VOLCANIC ASH.
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TRAJECTORY: ASH AT FL080 WOULD MOVE TOWARD THE WEST-SOUTHWEST
AT ABOUT 10-15 KNOTS.
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OUTLOOK:  SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 25/0900 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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BROWN
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