FVXX22 KWBC 242215 CCA
VOLCANIC ASH ADVISORY STATEMENT - CORRECTION
ISSUED 2215 UTC 24 MAY 2000 BY THE WASHINGTON VAAC
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CORRECTION OF MWO REPORTED ASH HEIGHT FROM FL300 TO BETWEEN
FL170 AND FL210
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POPOCATEPETL 00-029         MEXICO   1901N 9837W  
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BACKGROUND:    POPOCATEPETL MEXICO (1401-09)
               SUMMIT HEIGHT   17930 FT (5465 M)  
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SOURCES OF INFORMATION: GOES-8 VISIBLE...INFRARED AND
MULTISPECTRAL IMAGERY.  MEXICO CITY METEOROLOGICAL WATCH
OFFICE. MEXICO CITY UPPER AIR SOUNDING.
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ERUPTION DETAILS: MODERATE EXHALATION AT 2159 UTC.
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DETAILS OF ASH CLOUD: THE MEXICO CITY MWO REPORTED A MODERATE
EXHALATION AT 2159 UTC. VISIBLE SATELLITE IMAGERY AT 2210 UTC
SHOWS BROKEN CLOUDS OVER THE AREA OF THE VOLCANO MAKING ASH
DETECTION DIFFICULT. HOWEVER THE MWO REPORTS ASH BETWEEN 
FL170 AND FL210 MOVING TO THE SOUTHWEST. 
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TRAJECTORY: ANY ASH AT FL300 WOULD MOVE TOWARD THE SOUTHWEST
AT 5 TO 10 KNOTS.
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OUTLOOK:  SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 25/0430.    
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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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CLARK
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