FVXX21 KWBC 271330 VOLCANIC ASH ADVISORY ISSUED: 2000DEC27/1330Z VAAC: WASHINGTON . VOLCANO: POPOCATEPETL 1401-09 LOCATION: 1901N 9837W AREA: MEXICO . SUMMIT ELEVATION: 17930 FT (5465 M) . ADVISORY NUMBER: 2000/214 . INFORMATION SOURCE: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. MEXICO CITY METEROLOGICAL WATCH OFFICE SIGMET. 1200Z MEXICO CITY UPPER AIR SOUNDING. POPOCATEPETL CAMERA . ERUPTION DETAILS: EXHALATIONS AT 27/0711Z AND 27/1231Z. . DETAILS OF ASH CLOUD: NO ASH CAN BE SEEN IN SATELLITE IMAGERY THROUGH 1302Z. SHORTWAVE INFRARED IMAGERY SHOWS A HOT SPOT AT THE VOLCANO SUMMIT. POPOCATEPETL CAMERA DOES NOT CURRENTLY SHOW ASH AT THE SUMMIT. A SIGMET FROM THE MEXICO CITY METEOROLOGICAL WATCH OFFICE REPORTS TWO AREAS OF ASH. ASH FROM THE 1231Z EXHALATION IS BETWEEN FL180 AND FL320 AND IS NEAR THE SUMMIT. AT 1245Z ASH FROM THE 0711Z ERUPTION WAS BETWEEN FL180 AND FL250 AND WAS LOCATED 135 NMI NORTHEAST OF THE SUMMIT. . TRAJECTORY: TWO AREAS OF ASH ARE MOVING TOWARD THE NORTHEAST AT BETWEEN 30 AND 45 KNOTS . OUTLOOK: SEE SIGMETS. . THE NEXT MESSAGE WILL BE ISSUED BY 27/1930Z. . 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