FVXX23 KWBC 122330  
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VOLCANIC ASH ADVISORY STATEMENT
ISSUED 2330 UTC 12 NOV 1999 BY THE WASHINGTON VAAC
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COLIMA 99-065      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 METEOROLOGICAL WATCH
OFFICE...COLIMA TOWER...GOES-8 VISIBLE...INFRARED...AND
MULTISPECTRAL SATELLITE IMAGERY...12 UTC GUADALAJARA UPPER AIR
SOUNDING.
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ERUPTION DETAILS: ERUPTION OCCURRED AT 12/1637 UTC.
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DETAILS OF ASH CLOUD: NO ASH COULD BE DETECTED IN GOES-8 IMAGERY
THROUGH 2245 UTC. THERE ARE CONVECTIVE CLOUDS IN THE IMMEDIATE AREA
MAKING ANY DETECTION OF ASH VERY DIFFICULT. MEXICO CITY MWO HAS NOT
RECEIVED ANY MORE REPORTS OF ASH.
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TRAJECTORY: UPPER AIR PATTERNS INDICATE THAT ANY ASH BELOW FL170
WOULD MOVE TO THE WEST OR NORTHWEST AT 5 TO 15 KNOTS.
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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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THIS WILL BE THE LAST STATEMENT ISSUED FOR THIS EVENT.
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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HUGHES - NOAA/NESDIS/SAB
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