FVXX22 KWBC 260850 VOLCANIC ASH ADVISORY STATEMENT ISSUED 0850 UTC 26 FEB 2000 BY THE WASHINGTON VAAC . SAN CRISTOBAL 00-052 NICARAGUA 1242N 8700W . BACKGROUND: SAN CRISTOBAL NICARAGUA (1404-02) SUMMIT HEIGHT 5725 FT (1745M) . SOURCES OF INFORMATION: GOES-8 MULTISPECTRAL AND INFRARED IMAGERY...SURFACE OBSERVATIONS FROM CHINANDEGA... . ERUPTION DETAILS: CONTINUOUS LOW LEVEL ASH AND GAS EMISSION. . DETAILS OF ASH CLOUD: THE LATEST GOES-8 INFRARED AND MULTISPECTRAL IMAGERY THROUGH 0715 UTC SHOWED NO ASH/GAS. VISIBLE IMAGERY DURING THE DAY SHOWED A CONTINUOUS PLUME OF ASH/GAS ESTIMATED AT FL080 EXTENDING TO THE WEST-SOUTHWEST. OCCASIONAL SURFACE OBSERVATIONS FROM CHINANDEGA REPORTED ASH. . TRAJECTORY: ASH FROM THE SUMMIT TO FL080 IS FORECASTED BY THE AVIATION MODEL TO MOVE TOWARD THE WEST-SOUTHWEST AT 10-20 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT STATEMENT WILL BE ISSUED BY 26/1500 UTC. . 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/) . PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS. . ORRISON . NNNN