FVXX21 KWBC 112035 CCA VOLCANIC ASH ADVISORY ISSUED: 2001FEB11/2035Z VAAC: WASHINGTON . CORRECTION TO ISSUANCE AND NEXT MESSAGE TIME . VOLCANO: POPOCATEPETL 1401-09 LOCATION: 1901N 9837W AREA: MEXICO . SUMMIT ELEVATION: 17930 FT (5465 M) . ADVISORY NUMBER: 2001/40 . INFORMATION SOURCE: GOES-8 VISIBLE INFRARED AND MULTISPECTRAL IMAGERY. MEXICO CITY METEOROLOGICAL WATCH OFFICE. PILOT REPORTS. WIND FORECAST FROM THE AVIATION MODEL. . ERUPTION DETAILS: ASH EMISSIONS AT 1938Z AND 1948Z. . DETAILS OF ASH CLOUD: THE MEXICO CITY METEOROLOGICAL WATCH OFFICE REPORTS ASH EMISSIONS AND PILOT REPORTS CONFIRM ASH TO FL260 SOUTH OF THE VOLCANO. A SMALL ASH PLUME IS SEEN IN THE 2002Z SATELLITE IMAGE EXTENDING FROM THE SUMMIT 7 KM (4 NMI) TO THE SOUTH. AT 2020 UTC A PILOT REPORTED ASH 10 KM (5 NMI) TO THE SOUTH. . TRAJECTORY: ASH TO FL260 IS MOVING TO THE SOUTH AT 10 TO 15 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT MESSAGE WILL BE ISSUED BY 12/0230Z . 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