FVXX20 KWBC 131000
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VOLCANIC ASH ADVISORY STATEMENT
ISSUED 1000 UTC 13 MAR 1999 BY THE WASHINGTON VAAC
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POPOCATEPETL 99-028   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: METEOROLOGICAL WATCH OFFICE IN MEXICO
CITY...GOES-8 MULTISPECTRAL IMAGERY.
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ERUPTION DETAILS: ANOTHER EMISSION AT APPROX 13/0318 UTC.
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DETAILS OF ASH CLOUD: NO ASH CAN BE DETECTED IN GOES-8 MULTISPECTRAL
IMAGERY SINCE THE 0318 UTC ERUPTION. HOWEVER WE WILL CONTINUE TO
MONITOR SINCE POPOCATEPETL HAS BEEN PRODUCING SMALL EMISSIONS FOR
THE PAST SEVERAL DAYS.
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TRAJECTORY: N/A.
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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 VAFTAD AND SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 13/1600 UTC.
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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