FVXX21 KWBC 171607
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VOLCANIC ASH ADVISORY STATEMENT
ISSUED 1607 UTC 17 MAR 1999 BY THE WASHINGTON VAAC
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POPOCATEPETL 99-022    MEXICO  19.02N 98.62W 
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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 UPPER AIR SOUNDING. MWO REPORT. CENEPRED
REMOTE CAMERA.
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ERUPTION DETAILS: MINOR ERUPTIONS OCCURRED BETWEEN 17/1500-17/1600
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DETAILS OF ASH CLOUD: CENEPRED REMOTE CAMERA HAS SHOWN SEVERAL SMALL
ERUPTIONS OF ASH . THE 1545 UTC GOES-8 SATELLITE IMAGERY HAS SHOWN
AN INDISTINCT PLUME OF ASH EXTENDING ABOUT 15 NMI TO THE EAST-NORTHEAST OF THE VOLCANO.  THE ESTIMATED LEVEL OF THE ASH IS FL200. 

TRAJECTORY: 1200 UTC MEXICO CITY SOUNDING WOULD TAKE THE ASH TO THE
EAST-NORTHEAST AT 25KT.
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THIS AND OTHER VOLCANIC ASH ADVISORY STATEMENTS OFTEN ACCOMPANIED BY
A MAP DEPICTING ASH LOCATION ARE AVAILABLE AT INTERNET URL ADDRESS
www.ssd.noaa.gov/VAAC/messages.html
(all lower case except /VAAC/)
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OUTLOOK: SEE SIGMETS.
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THE NEXT MESSAGE WILL BE ISSUED ABOUT 17/2200 UTC..

PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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NNNN
"Attached Graphic Map Depicting Ash" 

"Graphic Map Depicting Ash"