FVXX21 KWBC 100500            
VOLCANIC ASH ADVISORY
ISSUED: 2001AUG10/0500Z   VAAC: WASHINGTON
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VOLCANO: POPOCATEPETL 1401-09
LOCATION: 1901N 9837W   AREA: MEXICO
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SUMMIT ELEVATION: 17930 FT (5465 M)
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ADVISORY NUMBER: 2001/89
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INFORMATION SOURCE: MEXICO CITY METEOROLOGICAL WATCH OFFICE. 
GOES-8 MULTISPECTRAL AND INFRARED SATELLITE IMAGERY.  MEXICO ITY
10/0000Z UPPER AIR SOUNDING.  SIX HOUR WIND FORECAST FROM THE
10/0000Z AVIATION MODEL. 
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ERUPTION DETAILS: REPORTED ASH RELEASE AT 10/0400Z.
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DETAILS OF ASH CLOUD: THERE WAS A REPORT AT 10/0400Z OF VOLCANIC
ACTIVITY WITH AN ASH RELEASE TO APPROXIMATELY FL250.  SATELLITE
IMAGERY THROUGH 10/0445Z DOES NOT SHOW ANY ASH ALTHOUGH THERE ARE
CLOUDS IN THE AREA OF THE SUMMIT MAKING ASH DETECTION DIFFICULT
AT THIS TIME.
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TRAJECTORY: ASH AT FL250 WILL MOVE TOWARDS THE SOUTHWEST AT 10
KNOTS.
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OUTLOOK:  SEE SIGMETS.
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THE NEXT ADVISORY WILL BE ISSUED BY 10/1100Z.
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REAL TIME SATELLITE IMAGERY AND VOLCANIC ASH ADVISORIES 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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WALTER
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