FVXX23 KWBC 282200
VOLCANIC ASH ADVISORY STATEMENT   
ISSUED 2200 UTC 28 JAN 2000 BY THE WASHINGTON VAAC 
.
POPOCATEPETL 00-005  MEXICO 1901N 9837W 
.
BACKGROUND:    POPOCATEPETL MEXICO (1401-09)
               SUMMIT HEIGHT 17930 FT (5465 M)
.
SOURCES OF INFORMATION:  GOES-8 VISIBLE INFRARED AND MULTISPECTRAL
IMAGERY.  MEXICO CITY MWO.  MEXICO CITY UPPER AIR WINDS.
.
ERUPTION DETAILS: AIRCRAFT REPORTING SULFUR ODOR NEAR MEXICO CITY.
.
DETAILS OF ASH CLOUD: MEXICO CITY MWO REPORTS THAT AN AIRCRAFT NEAR
MEXICO CITY REPORTED SMELLING SULFUR.  NO ASH IS CURRENTLY BEING
DETECTED IN SATELLITE IMAGERY THROUGH 28/2115 UTC. HOWEVER IMAGERY 
SHOWS CONVECTIVE TYPE CLOUDINESS AROUND THE SUMMIT THEREFORE MAKING
ASH DETECTION DIFFICULT. 
.
TRAJECTORY: ANY ASH RELEASED FROM THE SUMMIT..FL180 OR HIGHER..
WOULD DRIFT TO THE EAST AT 25-35 KTS.
.
OUTLOOK:  SEE LATEST SIGMETS.
.
THE NEXT STATEMENT WILL BE ISSUED BY 29/0400 UTC.
.
REAL TIME SATELLITE IMAGERY ALONG WITH THIS AND OTHER VOLCANIC ASH
ADVISORY STATEMENTS 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/SCHWARTZ/RUMINSKI
.
NNNN