FVXX21 KWBC 272330
VOLCANIC ASH ADVISORY STATEMENT
ISSUED 2330 UTC 27 DEC 1999 BY THE WASHINGTON VAAC 
.
TUNGURAHUA 99-302         ECUADOR 1.47S 78.44W 
.
BACKGROUND:    TUNGURAHUA ECUADOR (1502-08)
               SUMMIT HEIGHT 16480 FT (5023 M)
.
SOURCES OF INFORMATION: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY.
REPORT AND WIND DATA PROVIDED BY THE OBSERVATORY IN QUITO.
.
ERUPTION DETAILS: EMISSIONS OF ASH AND STEAM
.
DETAILS OF ASH: SATELLITE IMAGERY THRU 27/2245 UTC DOES NOT SHOW ANY
ASH IN THE VICINITY OF THE VOLCANO. GUAYAQUIL REPORTS VOLCANIC ASH
OVER THE STATION OF CHIMBORAZO (SERB) AT 27/2000 UTC. 
.
TRAJECTORY: IF THERE IS ANY ASH BELOW FL260 IT WOULD MOVE TOWARDS
THE NORTHWEST AT 10 TO 20 KTS.
.
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/)
.
OUTLOOK:  SEE SIGMETS..
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
.
THE NEXT STATEMENT WILL BE ISSUED BY 28/0530 UTC.
.
PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
.
NNNN