FVXX21 KWBC 172345
VOLCANIC ASH ADVISORY
ISSUED: 2001AUG17/2345Z   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: 2001/91
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INFORMATION SOURCE:  MEXICO CITY METEOROLOGICAL WATCH OFFICE.  GOES-8
VISIBLE MULTISPECTRAL AND INFRARED SATELLITE IMAGERY.  12 HOUR WIND
FORECAST FROM THE 17/1200Z AVIATION MODEL. 
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ERUPTION DETAILS: REPORTED ASH RELEASE AT 17/2014Z.
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DETAILS OF ASH CLOUD: THE MEXICO CITY MWO REPORTS AN ASH RELEASE AT
2014Z WITH ASH UP TO FL240.  GOES-8 SATELLITE IMAGERY THROUGH
17/2215Z DOES NOT SHOW ANY ASH PLUME HOWEVER AN OCCASIONAL HOTSPOT IS
SEEN IN THE SHORTWAVE IMAGERY. 
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TRAJECTORY: ANY ASH FROM THE SUMMIT TO FL240 WILL MOVE WEST AT 10 TO
20 KNOTS.
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OUTLOOK:  SEE SIGMETS.
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THE NEXT ADVISORY WILL BE ISSUED BY 18/0500Z.
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INTERNET URLS...
MESSAGE LISTSERV   WWW.SSD.NOAA.GOV/VAAC/SUBSCRIBE.HTML
MESSAGES GRAPHICS AND IMAGERY   WWW.SSD.NOAA.GOV/VAAC/WASHINGTON.HTML
(ALL LOWERCASE EXCEPT /VAAC/)
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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WALTER
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