FVXX21 KWBC 220530
VOLCANIC ASH ADVISORY STATEMENT
ISSUED 0530 UTC 22 MAR 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-343         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-8/10 INFRARED AND MULTISPECTRAL
IMAGERY. 22/0600 UTC UPPER WIND FORECAST FROM THE 21/1800 UTC
AVIATION MODEL.
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ERUPTION DETAILS: OCCASIONAL ASH EMISSIONS.
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DETAILS OF ASH: GOES-10 IMAGERY THROUGH 0500 UTC DOES NOT SHOW
ANY ASH AROUND TUNGURAHUA AT THIS TIME. GOES-8 SHORTWAVE AND
REFLECTIVITY IMAGERY UP TO 0345 UTC DID SHOW AN OCCASIONAL HOT
SPOT AT THE VOLCANO LOCATION INDICATING THAT THERE IS AN
ACTIVE LAVA DOME PRESENT.
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TRAJECTORY: UPPER AIR PATTERNS SUGGEST THAT ANY ASH THAT MIGHT
EXIST BETWEEN THE SUMMIT AND FL300 WOULD MOVE TOWARDS THE WEST
AT 15 TO 20 KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 22/1130 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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HUGHES
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