FVXX22 KWBC 281530
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VOLCANIC ASH ADVISORY STATEMENT
ISSUED 1530 UTC 28 OCTOBER 1999 BY THE WASHINGTON VAAC 
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COLIMA 99-052 MEXICO 19.51N 103.62W 
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BACKGROUND:    COLIMA MEXICO (1401-04)
               SUMMIT HEIGHT 13451 FT (4100 M)
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SOURCES OF INFORMATION: MEXICO CITY MWO...GOES 8 VISIBLE INFRARED
AND MULTISPECTRAL IMAGERY...12 UTC UPPER-AIR DATA FROM GUADALAJARA
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ERUPTION DETAILS: ERUPTION OCCURRED AT 28/1445 UTC.
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DETAILS OF ASH CLOUD: THE MEXICO CITY MWO HAS REPORTED A VERY SMALL
EMISSION OF ASH AND STEAM AT THE COLIMA VOLCANO. THE LATEST
SATELLITE IMAGERY THROUGH 28/1515 UTC DOES VERIFY A VERY SMALL AREA
OF ASH AND STEAM MOVING TO THE WEST-SOUTHWEST OF THE VOLCANO. COLIMA
TOWER HAS COORDINATED WITH THE MWO AND THEY INDICATE THAT THE ASH
AND STEAM IS AT FL140 WHICH IS NEAR-SUMMIT.
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TRAJECTORY: WEST-SOUTHWEST AT 5 TO 10 KNOTS AT FL140.
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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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OUTLOOK:  SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 28/2130.
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.

ORRISON
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