FVXX21 KWBC 270745 VOLCANIC ASH ADVISORY ISSUED: 2000DEC27/0745Z VAAC: WASHINGTON . VOLCANO: POPOCATEPETL 1401-09 LOCATION: 1901N 9837W AREA: MEXICO . SUMMIT ELEVATION: 17930 FT (5465 M) . ADVISORY NUMBER: 2000/213 . INFORMATION SOURCE: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. MEXICO CITY MWO. 0000Z UPPER AIR SOUNDING. . ERUPTION DETAILS: MODERATE EXHALATION AT 27/0711Z. . DETAILS OF ASH CLOUD: LATEST SATELLITE IMAGERY THROUGH 0715Z SHOWS A HOT SPOT AT THE VOLCANO AND PERHAPS A VERY SMALL AREA OF ASH NORTH NORTHEAST OF THE VOLCANO. . TRAJECTORY: ASH BETWEEN FROM THE SUMMIT TO FL210 WOULD MOVE NORTHEAST AT ABOUT 35 KNOTS. FROM FL210 TO FL260 ASH WOULD MOVE MORE NORTH NORTHEAST AT 30 TO 45 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT MESSAGE WILL BE ISSUED BY 27/1330Z. . 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. . . NNNN