FVXX20 KWBC 202000
VOLCANIC ASH ADVISORY
ISSUED: 2001AUG20/2000Z   VAAC: WASHINGTON
.
VOLCANO: TUNGURAHUA  1502-08                                
LOCATION: 0128S 7826W    AREA: ECUADOR
.                             
SUMMIT ELEVATION: 16480 FT (5023 M)
.
ADVISORY NUMBER: 2001/198
.
INFORMATION SOURCE: GOES-8 VISIBLE..INFRARED..MULTISPECTRAL IMAGERY. 
18 HOUR WIND FORECAST FROM THE 20/0600Z AVIATION MODEL.
.
ERUPTION DETAILS: NEARLY CONTINUOUS ERUPTION SINCE 06/1203Z.
.
DETAILS OF ASH CLOUD: SATELLITE IMAGERY THROUGH 1915Z SHOWS A NARROW
PLUME OF ASH EXTENDING TO THE WEST NORTHWEST FROM THE VOLCANO. THE
ASH IS ESTIMATED AT FL200. THE LEADING EDGE OF THE ASH IS AT 0125S
7844W WHICH IS 34 KM (18 NMI) FROM THE SUMMIT. THE ASH IS
APPROXIMATELY 15 KM (8 NMI) WIDE.
.
TRAJECTORY: ASH BELOW FL200 WILL MOVE TOWARDS THE WEST NORTHWEST AT
15 TO 20 KTS.
.
OUTLOOK: SEE SIGMETS AND VAFTAD.
.
THE NEXT ADVISORY WILL BE ISSUED BY 21/0200Z.
.
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.
.
NNNN"Attached Graphic Map Depicting Ash Only" 

""