FVXX20 KWBC 251730
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VOLCANIC ASH ADVISORY STATEMENT
ISSUED 1730 UTC 25 SEPTEMBER 1999 BY THE WASHINGTON VAAC 
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SANTA MARIA    99-004           GUATEMALA 14.76N 91.65W
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BACKGROUND:    SANTA MARIA GUATEMALA (1402-03)     
               SUMMIT HEIGHT 12375FT (3772 M)  
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SOURCES OF INFORMATION:  SURFACE REPORT FROM RETALHULEU. GOES-8
VISIBLE...INFRARED...AND MULTISPECTRAL IMAGERY.
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ERUPTION DETAILS: 25/1300 UTC SURFACE OBSERVATION FROM MGRT REPORTED
AN ERUPTION OF SANTAGUITO ON THE SOUTH WEST FLANK OF SANTA MARIA.
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DETAILS OF ASH CLOUD: ASH CAN NOT BE SEEN IN GOES IMAGERY DUE TO
BROKEN CUMILONIMBUS IN THE REGION. IT IS BELIEVED TO BE A LAVA EVENT
ONLY. THESE LAVA EVENTS ARE REGULAR FOR SANTAGUITO. THERE IS NO
APPARENT HAZARD TO AVIATION ABOVE FL200.
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TRAJECTORY: N/A.
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HUGHES/NOAA/NESDIS SAB
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REAL TIME SATELLITE IMAGERY ALONG WITH 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/washington.html
(all lower case except /VAAC/)
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OUTLOOK:  SEE SIGMETS.
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THIS WILL BE THE LAST MESSAGE ISSUED FOR THIS EVENT.
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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