FVXX21 KWBC 231310
VOLCANIC ASH ADVISORY STATEMENT...CORRECTION
ISSUED 1310 UTC 23 FEB 2000 BY THE WASHINGTON VAAC 
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CORRECTION TO NEXT STATEMENT DUE TIME
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TUNGURAHUA 00-229         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
IMAGERY. 
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ERUPTION DETAILS: OCCASIONAL EMISSIONS OF ASH AND STEAM.
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DETAILS OF ASH: THE FIRST FEW GOES-8 VISIBLE SATELLITE IMAGES THROUGH 1215
UTC SHOWS A PLUME EXTENDING 43 KM (23 NMI) SOUTHWEST (220 DEGREES) FROM THE
SUMMIT OF THE VOLCANO.  WE HAVE BEEN UNABLE TO CONFIRM FROM THE INSTITUTE
WHETHER OR NOT THERE IS ANY ASH CONTAINED IN THIS PLUME. NO SIGNATURE IS
BEING DETECTED IN THE MULTISPECTRAL IMAGERY. THE WIND OBSERVATIONS AND
MODEL FORECAST WINDS DO NOT SUPPORT THE DIRECTION OF THE PLUME MOVEMENT
THEREFORE AN ACCURATE HEIGHT IS DIFFICULT TO ASSIGN HOWEVER IT IS ASSUMED
TO BE NEAR SUMMIT BASED ON RECENT ACTIVITY AND THEREFORE ESTIMATED BELOW
FL200. 
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TRAJECTORY: CONTINUED SOUTHWEST 10 TO 15 KNOTS. 
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OUTLOOK: SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 23/1910 UTC UNLESS NEW INFORMATION IS
RECEIVED. 
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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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"Attached Graphic Map Depicting Ash" 

"Graphic Map Depicting Ash"