FVXX21 KWBC 020500
VOLCANIC ASH ADVISORY STATEMENT  
ISSUED 0500 UTC 02 FEB 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-133         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 SATELLITE
IMAGERY...1800 UTC AVIATION MODEL WIND FORECAST...VAFTAD
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ERUPTION DETAILS: INTERMITTENT ERUPTIONS.
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DETAILS OF ASH: NO ASH CAN BE SEEN IN SATELLITE IMAGERY THROUGH
02/0415 UTC PROBABLY BECAUSE OF THE EXTENSIVE LOW AND MID LEVEL
WEATHER CLOUDS IN THE AREA.  SIX HOURS AGO THROUGH A BREAK IN THE
CLOUDS AN ASH PLUME COULD BE SEEN IN VISIBLE SATELLITE IMAGERY. 
THAT PLUME EXTENDED FROM THE SUMMIT TOWARD THE WEST NORTHWEST AND AT
ABOUT THE SAME TIME A PILOT REPORTED ASH AT FL230. 
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TRAJECTORY: UPPER AIR PATTERNS SUGGEST THAT ANY ASH BETWEEN THE
SUMMIT AND FL230 WOULD MOVE TOWARD THE WEST AT 25 TO 30 KNOTS.
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OUTLOOK:  SEE SIGMETS AND VAFTAD.
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NEXT MESSAGE WILL BE ISSUED BY 02/1100 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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