FVXX21 KWBC 022250
VOLCANIC ASH ADVISORY STATEMENT  
ISSUED 2250 UTC 02 FEB 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-136         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
SATELLITE IMAGERY...12 HOUR FORECAST WIND DATA FROM THE 1200 UTC
AVIATION MODEL. GEOPHYSICAL INSTITUTE QUITO
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ERUPTION DETAILS: INTERMITTENT ERUPTIONS.
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DETAILS OF ASH: THE GEOPHYSICAL INSTITUTES DAILY REPORT FOR 02
FEBRUARY INDICATED THAT ACTIVITY INCREASED DURING THE DAY WITH
VOLCANIC EMISSIONS THAT CONTAINED HIGH CONCENTRATIONS OF ASH BUT
THAT REMAINED AT LOW ALTITUDES.  CLOUDS BROKE OVER THE SUMMIT AND
SURROUNDING VICINITY LATE IN THE DAY.  VISIBLE SATELLITE IMAGERY
THROUGH 2215 UTC SHOWED A PLUME EXTENDING FROM THE SUMMIT TO
0127S7854W OR ROUGHLY 55 KM (30 NMI) TO THE WEST OF THE SUMMIT.  THE
PLUME WAS UP TO 15 KM (8 NMI) WIDE AND ESTIMATED AT FL190.  THE
HEIGHT AND MOVEMENT ARE SIMILAR TO A 1445 UTC GEOPHYSICAL INSTITUTE
REPORT OF VOLCANIC ASH OVER THE SUMMIT TO FL180 MOVING WEST.
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TRAJECTORY: TOWARDS THE WEST AT 20-25 KNOTS.
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OUTLOOK:  SEE SIGMETS AND VAFTAD.
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NEXT MESSAGE WILL BE ISSUED BY 03/0500 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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NNNN
"Attached Graphic Map Depicting Ash" 

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