FVXX22 KWBC 231445
VOLCANIC ASH ADVISORY STATEMENT 
ISSUED 1445 UTC 23 FEB 2000 BY THE WASHINGTON VAAC
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SAN CRISTOBAL  00-041        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 VISIBLE MULTISPECTRAL AND
INFRARED IMAGERY. 12 HOUR WIND FORECAST FROM AVIATION MODEL.
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ERUPTION DETAILS: CONTINUOUS LOW LEVEL ASH AND GAS EMISSION.
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DETAILS OF ASH CLOUD: GOES-8 VISIBLE SATELLITE IMAGERY THROUGH
1415 UTC SHOWS A PLUME EXTENDING AROUND 105KM (57 NMI) WEST (270
DEGREES) FROM THE VOLCANO BASED ON ASH MOVEMENT COMPARED TO THE
WINDS THE ESTIMATED HEIGHT OF THE CLOUD OF STEAM AND ASH IS
AROUND FL120.
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TRAJECTORY: ANY ASH AROUND FL120 SHOULD MOVE TO THE WEST AROUND
20 KNOTS ASH BELOW FL120 SHOULD MOVE SOUTHWEST AROUND 30 KNOTS.
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OUTLOOK:  SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 23/2045 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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NNNN"Attached Graphic Map Depicting Ash" 

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