FVXX21 KWBC 151645 . VOLCANIC ASH ADVISORY STATEMENT - CORRECTION ISSUED 1645 UTC 15 JULY 1999 BY THE WASHINGTON VAAC . COLIMA 99-036 MEXICO 19.51N 103.62W . BACKGROUND: COLIMA MEXICO (1401-04) SUMMIT HEIGHT 13451 FT (4100 M) . SOURCES OF INFORMATION: GOES 8 VISIBLE INFRARED AND MULTI SPECTRAL IMAGERY... MEXICO CITY MWO... 1200 UTC MANZANILLO SOUNDING ... 1200 UTC GUADALAJARA SOUNDING. . ERUPTION DETAILS: REPORTED ERUPTION 15/1615 UTC TO FL190. . DETAILS OF ASH CLOUD: NO ASH PLUME IS VISIBLE ON GOES8 IMAGERY AS OF 1632 UTC. . TRAJECTORY: THE 15/1200 UTC MANZANILLO AND GUADALAJARA UPPER AIR SOUNDINGS SUGGESTS ASH BETWEEN THE SUMMIT AND FL190 WILL MOVE TOWARD THE WEST BETWEEN 10 AND 20 KNOTS. TRAJECTORY INFORMATION WILL BE UPDATED IF PLUME BECOMES EVIDENT ON SATELLITE IMAGERY. . 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 www.ssd.noaa.gov/VAAC/washington.html (all lower case except /VAAC/) . OUTLOOK: SEE LATEST SIGMETS. . THE NEXT MESSAGE WILL BE ISSUED AS MORE INFORMATION BECOMES AVAILABLE OR NO LATER THAN 15/2245 UTC. . PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS. . NNNN