FVXX21 KWBC 120300 VOLCANIC ASH ADVISORY ISSUED: 2001FEB12/0300Z VAAC: WASHINGTON . VOLCANO: POPOCATEPETL 1401-09 LOCATION: 1901N 9837W AREA: MEXICO . SUMMIT ELEVATION: 17930 FT (5465 M) . ADVISORY NUMBER: 2001/42 . INFORMATION SOURCE: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. MEXICO CITY METEOROLOGICAL WATCH OFFICE. PILOT REPORTS. 6 HOUR WIND FORECAST FROM THE 11/1800Z AVIATION MODEL. . ERUPTION DETAILS: ASH EMISSIONS AT 1938Z AND 1948Z. . DETAILS OF ASH CLOUD: TASH IS NO LONGER SEEN IN THE SATELLITE IMAGERY THROUGH 12/0232Z. . TRAJECTORY: ASH AT FL310 WOULD MOVE TOWARDS THE NORTHEAST AT 20 KNOTS. ASH AT FL260 WOULD MOVE TOWARDS THE EAST AT 10 KNOTS. . OUTLOOK: SEE SIGMETS AND VAFTAD. . THE NEXT MESSAGE WILL BE ISSUED BY 12/0900Z . 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. . WALTER . NNNN