FVXX21 KWBC 190715
VOLCANIC ASH ADVISORY STATEMENT
ISSUED 0715  UTC 19 APR 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-460        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.  WIND FORECAST FROM THE AVIATION MODEL. REPORT FROM
THE GEOPHYSICAL INSTITUTE.
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ERUPTION DETAILS: OCCASIONAL ASH EMISSIONS.
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DETAILS OF ASH: SINCE 18/1826 UTC SATELLITE DATA HAS BEEN
LIMITED TO ONE IMAGE EVERY THREE HOURS IN ORDER TO SUPPORT US
NATIONAL WEATHER SERVICE OBSERVATIONS.  NORMAL IMAGING WILL
RESUME AFTER 19/1126 UTC.
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NO ASH COULD BE DISCERNED IN THE MOST RECENT SATELLITE IMAGE
AT 19/0245 UTC.  THE LAST INDICATION OF ASH WAS RECEIVED AT
18/2000 UTC WHEN THE GEOPHYSICAL INSTITUTE REPORTED ASH TO
FL160.

TRAJECTORY: ANY ASH THAT MAY EXIST TO FL160 WOULD MOVE TOWARDS
THE WEST SOUTHWEST AT 10 TO 20 KNOTS.
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THE NEXT STATEMENT WILL BE ISSUED BY 19/1300 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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TURK
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