FVXX21 KWBC 180230
VOLCANIC ASH ADVISORY STATEMENT
ISSUED 0230 UTC 18 APR 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-455        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...NATIONAL WEATHER SERVICE MODEL WINDS FORECAST
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ERUPTION DETAILS: OCCASIONAL ASH EMISSIONS.
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DETAILS OF ASH: NO ASH COULD BE SEEN IN SATELLITE IMAGERY
THROUGH 0145 UTC.  HOWEVER SATELLITE DATA HAS BEEN LIMITED TO
ONE IMAGE EVERY 3 HOURS IN ORDER TO SUPPORT NATIONAL WEATHER
SERVICE OPERATIONS.
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TRAJECTORY: ANY ASH THAT MAY EXIST FROM THE SUMMIT TO FL220
WOULD 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 18/0830 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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CLARK
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