FVXX22 KWBC 250850
VOLCANIC ASH ADVISORY STATEMENT 
ISSUED 0850 UTC 25 FEB 2000 BY THE WASHINGTON VAAC
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SAN CRISTOBAL  00-048        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...
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ERUPTION DETAILS: CONTINUOUS LOW LEVEL ASH AND GAS EMISSION.
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DETAILS OF ASH CLOUD: THE LATEST GOES-8 INFRARED AND
MULTISPECTRAL IMAGERY ENDING AT 25/0815 UTC SHOWS NO EVIDENCE
OF ASH. HOWEVER VISIBLE IMAGERY DURING THE DAYLIGHT HOURS
SHOWED A CONTINUOUS PLUME OF LOW-LEVEL ASH/GAS MOVING TOWARD
THE WEST-SOUTHWEST. THE PLUME IS ESTIMATED AS HIGH AS FL080.
IN A FEW HOURS THE FIRST VISIBLE IMAGES WILL CONFIRM AGAIN THE
LEVEL OF ACTIVITY.
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TRAJECTORY: ASH FROM THE SUMMIT TO FL080 WOULD MOVE TOWARD THE
WEST-SOUTHWEST AT ABOUT 10-20 KNOTS.
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OUTLOOK:  SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 25/1500 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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