FVXX21 KWBC 040100
VOLCANIC ASH ADVISORY STATEMENT
ISSUED 0100 UTC 04 MAR 2000 BY THE WASHINGTON VAAC
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TUNGURAHUA 00-268 ECUADOR 0128S 7826W
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BACKGROUND: TUNGURAHUA ECUADOR (1502-08)
SUMMIT HEIGHT 16480 FT (5023 M)
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SOURCES OF INFORMATION: GOES-8 INFRARED AND MULTISPECTRAL
IMAGERY. 6 HOUR WIND FORECAST FROM THE 03/1800 UTC AVIATION
MODEL. GUAYAQUIL METEOROLOGICAL WATCH OFFICE GEOPHYSICAL
INSTITUTE REPORT.
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ERUPTION DETAILS: OCCASIONAL EMISSION OF GASES AND ASH.
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DETAILS OF ASH: NO ASH IS VISIBLE ON THE 03/2345 UTC SATELLITE
IMAGE. A SURFACE OBSERVATION FROM RIOBAMBA (SERB 0138S 7840W)
AT 03/2200 UTC INDICATED VOLCANIC ASH OVER THE SUMMIT.
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TRAJECTORY: ASH FROM THE SUMMIT TO FL300 WOULD MOVE WESTWARD
AT 15-20 KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 04/0730 UTC.
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
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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WALTER
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