FVXX22 KWBC 051740 VOLCANIC ASH ADVISORY ISSUED: 2001JAN05/1740Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: 0128S 7826W AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M) . ADVISORY NUMBER: 2001/8 . INFORMATION SOURCE: VISIBLE...INFRARED AND MULTISPECTRAL SATELLITE IMAGERY. AVIATION MODEL UPPER WIND FORECAST. . ERUPTION DETAILS: ASH OCCASIONALLY OBSERVED OVER THE SUMMIT . DETAILS OF ASH CLOUD: NO ASH CAN BE SEEN IN SATELLITE IMAGERY THROUGH 1715Z. ANY ASH MIGHT BE OBSCURED BY THE LOW LEVEL WEATHER CLOUDS OVER THE AREA. THE LAST ASH REPORT CAME FROM THE GEOPHYSICAL INSTITUTE WHICH OBSERVED ASH OVER THE SUMMIT TO FL260 AT 05/1435Z. . TRAJECTORY: UPPER AIR PATTERNS SUGGEST THAT ANY ASH BETWEEN THE SUMMIT AND FL260 WOULD MOVE TOWARD THE WEST AT ABOUT 15 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT MESSAGE WILL BE ISSUED BY 06/0000Z. . REAL TIME SATELLITE IMAGERY AND VOLCANIC ASH ADVISORIES 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/). . PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS. . BROWN . NNNN