FVXX21 KWBC 310220
VOLCANIC ASH ADVISORY STATEMENT 
ISSUED 0220 UTC 31 MAR 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-380         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 VISIBLE...INFRARED AND
MULTISPECTRAL IMAGERY. 31/0000 UTC UPPER WIND FORECAST FROM
THE 30/1800 UTC AVN MODEL.
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ERUPTION DETAILS: CONTINUOUS GAS EMISSIONS WITH OCCASIONAL ASH
EXHALATIONS.
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DETAILS OF ASH: GOES-8 IMAGERY THROUGH 0145 UTC SHOWS BROKEN
LOW AND MID LEVEL CLOUDS OBSCURING THE VOLCANO FIELD OF VIEW.
MULTISPECTRAL IMAGERY DOES NOT INDICATE THE PRESENCE OF ANY
ASH AT THIS TIME. IMAGERY DID SHOW THE PRESENCE OF A HOT SPOT
ABOUT 30/2245 UTC WHICH LASTED THROUGH 30/2345. A SECOND
STRONGER HOT SPOT WAS NOTED AT 0045 UTC AND CONTINUES THROUGH
0145 UTC.
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TRAJECTORY: UPPER AIR PATTERNS SUGGEST ANY ASH UP TO FL300 TO
MOVE WEST AT 10 TO 15 KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 31/0830 UTC.
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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
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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