FVXX20 KWBC 281302
VOLCANIC ASH ADVISORY 
ISSUED 1302 UTC 28 OCT 2000 BY THE WASHINGTON VAAC
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POPOCATEPETL 00-094         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. MEXICO CITY
METEOROLOGICAL WATCH OFFICE. POPO CAM FROM CENAPRED. 6 HOUR
MODEL WIND FORECAST FROM THE 06 UTC AVIATION MODEL.
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ERUPTION DETAILS: MEXICO CITY REPORTS AN EXHALATION AT 1215
UTC WITH MAINLY STEAM AND GAS BUT SOME ASH AS WELL. 
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DETAILS OF ASH CLOUD: POPO CAM SHOWS A WELL DEFINED PLUME IN
CLEAR SKIES. THE EXHALATION HAS LASTED FOR AT LEAST 20 MINUTES
AND REACHED AN ESTIMATED HEIGHT TO FL270. THE FIRST GOES-8
VISIBLE IMAGERY AT 1245 UTC SHOWS A SMALL PLUME EXTENDING TO
THE NORTH OF THE SUMMIT.
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TRAJECTORY: ASH AT FL270 WILL MOVE TO THE NORTH AT ABOUT 10
KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT MESSAGE WILL BE ISSUED BY 28/1900.
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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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RUMINSKI
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