FVXX21 KWBC 190130 VOLCANIC ASH ADVISORY ISSUED: 2001SEP19/0130 VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: 0128S 7826W AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M) . ADVISORY NUMBER: 2001/257 . INFORMATION SOURCE: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. UPPER AIR WIND FORECAST FROM THE AVIATION MODEL. SIGMET FROM GUAYAQUIL METEOROLOGICAL WATCH OFFICE. . ERUPTION DETAILS: ASH REPORTED AT 1900Z AND 2038Z. . DETAILS OF ASH CLOUD: THE GEOPHYSICAL INSTITUTE REPORTED ASH OVER THE VOLCANO TO FL240 MOVING WEST. SATELLITE IMAGERY THROUGH 0045Z DOES NOT INDICATE ANY ASH DUE TO LOW AND MID LEVEL CLOUDS OBSCURING THE VOLCANO. . TRAJECTORY: UPPER AIR PATTERNS SUGGEST ASH AT OR NEAR SUMMIT LEVEL TO FL250 WOULD MOVE WEST AT 10 TO 15 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT ADVISORY WILL BE ISSUED BY 19/0730Z . 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. . KARST . NNNN