FVXX21 KWBC 032000
VOLCANIC ASH ADVISORY STATEMENT
ISSUED 2000 UTC 03 JAN 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-013         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. 6 HOUR WIND FORECAST FROM THE 03/1200 UTC AVIATION MODEL.
03/1200 UTC UPPER WIND MEASUREMENTS FROM THE GEOPHYSICAL INSTITUTE.
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ERUPTION DETAILS: CONTINUOUS ASH AND STEAM EMISSIONS.
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DETAILS OF ASH: SATELLITE IMAGERY THROUGH 03/1945 UTC SHOWS A
CONTINUOUS EMISSION OF ASH MOVING SOUTHWEST FROM TUNGURAHUA. THIS
ASH IS LOCATED WITHIN 3 KM (1.6 NMI) EITHER SIDE OF A LINE 20 KM (11
NMI) LONG FROM 0125S 7828W TO 0134S 7833W. THE SOUTHERN BOUND OF THE
ASH CLOUD IS APPROXIMATE DUE TO MID TO HIGH CLOUDS PARTIALLY
OBSCURING THE VISIBLE IMAGE. THE ASH IS ESTIMATED TO BE AT OR BELOW
FL320.
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TRAJECTORY: UPPER AIR PATTERNS SUGGEST ANY ASH AT OR BELOW FL320 TO
MOVE SOUTHWEST AT 10 TO 15 KNOTS.
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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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OUTLOOK:  SEE SIGMETS AND VAFTAD.
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EFFECTIVE JANUARY 3 2000 AT 0000 UTC... ALL REFERENCES TO LATITUDE
AND LONGITUDE IN VOLCANIC ASH ADVISORY STATEMENTS WILL BE IN DEGREES
AND MINUTES OF A DEGREE.  EXAMPLE: 16.70N 62.20W  WILL BE 1642N6212W
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THE NEXT STATEMENT WILL BE ISSUED BY 04/0200 UTC.
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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HUGHES/NOAA/NESDIS/SAB
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NNNN
"Attached Graphic Map Depicting Ash" 

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