FVXX21 KWBC 250830                                            
VOLCANIC ASH ADVISORY
ISSUED: 2001SEP25/0830Z  VAAC: WASHINGTON
.
VOLCANO: TUNGURAHUA  1502-08
LOCATION: 0128S 7826W    AREA: ECUADOR
.                             
SUMMIT ELEVATION: 16480 FT (5023 M)
.
ADVISORY NUMBER: 2001/277
.
INFORMATION SOURCE: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY.  GUAYAQUIL
METEOROLOGICAL WATCH OFFICE.  GEOPHYSICAL INSTITUTE. UPPER WINDS
FORECAST.
.
ERUPTION DETAILS: ASH REPORTED OVER THE VOLCANO AT 24/2001Z.
.
DETAILS OF ASH CLOUD: GOES-8 IMAGERY THROUGH 0815Z DOES NOT INDICATE THE
PRESENCE OF ASH. THE LAST REPORT OF ASH HAS A HEIGHT ESTIMATE AT FL230.
THE VOLCANO REMAINS IN AN ACTIVE STATE AND COULD PRODUCE ASH AT ANYTIME.
.                        
TRAJECTORY: UPPER PATTERNS SUGGEST ASH FROM SUMMIT LEVEL TO FL230 WOULD
MOVE WEST NORTHWEST AT 10 TO 15 KNOTS.
.
OUTLOOK:  SEE SIGMETS.
.
THE NEXT ADVISORY WILL BE ISSUED BY 25/1430Z.
.
INTERNET URLS...
MESSAGE LISTSERV   WWW.SSD.NOAA.GOV/VAAC/SUBSCRIBE.HTML
MESSAGES GRAPHICS AND IMAGERY   WWW.SSD.NOAA.GOV/VAAC/WASHINGTON.HTML
(ALL LOWERCASE EXCEPT /VAAC/)
.
PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
.
HUGHES
.              
NNNN